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First Red Suite project for FreeRTOS MPU.

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Richard Barry 2009-10-03 18:53:16 +00:00
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116
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/FreeRTOSConfig.h Normal file
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/*
FreeRTOS V5.4.2 - Copyright (C) 2009 Real Time Engineers Ltd.
This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation and modified by the FreeRTOS exception.
**NOTE** The exception to the GPL is included to allow you to distribute a
combined work that includes FreeRTOS without being obliged to provide the
source code for proprietary components outside of the FreeRTOS kernel.
Alternative commercial license and support terms are also available upon
request. See the licensing section of http://www.FreeRTOS.org for full
license details.
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along
with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59
Temple Place, Suite 330, Boston, MA 02111-1307 USA.
***************************************************************************
* *
* Looking for a quick start? Then check out the FreeRTOS eBook! *
* See http://www.FreeRTOS.org/Documentation for details *
* *
***************************************************************************
1 tab == 4 spaces!
Please ensure to read the configuration and relevant port sections of the
online documentation.
http://www.FreeRTOS.org - Documentation, latest information, license and
contact details.
http://www.SafeRTOS.com - A version that is certified for use in safety
critical systems.
http://www.OpenRTOS.com - Commercial support, development, porting,
licensing and training services.
*/
#ifndef FREERTOS_CONFIG_H
#define FREERTOS_CONFIG_H
#include "LPC17xx.h"
/*-----------------------------------------------------------
* Application specific definitions.
*
* These definitions should be adjusted for your particular hardware and
* application requirements.
*
* THESE PARAMETERS ARE DESCRIBED WITHIN THE 'CONFIGURATION' SECTION OF THE
* FreeRTOS API DOCUMENTATION AVAILABLE ON THE FreeRTOS.org WEB SITE.
*----------------------------------------------------------*/
#define configUSE_PREEMPTION 1
#define configUSE_IDLE_HOOK 0
#define configMAX_PRIORITIES ( ( unsigned portBASE_TYPE ) 5 )
#define configUSE_TICK_HOOK 1
#define configCPU_CLOCK_HZ ( ( unsigned portLONG ) 99000000 )
#define configTICK_RATE_HZ ( ( portTickType ) 1000 )
#define configMINIMAL_STACK_SIZE ( ( unsigned portSHORT ) 80 )
#define configTOTAL_HEAP_SIZE ( ( size_t ) ( 5 * 1024 ) )
#define configMAX_TASK_NAME_LEN ( 12 )
#define configUSE_TRACE_FACILITY 1
#define configUSE_16_BIT_TICKS 0
#define configIDLE_SHOULD_YIELD 0
#define configUSE_CO_ROUTINES 0
#define configUSE_MUTEXES 1
#define configMAX_CO_ROUTINE_PRIORITIES ( 2 )
#define configUSE_COUNTING_SEMAPHORES 0
#define configUSE_ALTERNATIVE_API 0
#define configCHECK_FOR_STACK_OVERFLOW 0
#define configUSE_RECURSIVE_MUTEXES 1
#define configQUEUE_REGISTRY_SIZE 10
#define configGENERATE_RUN_TIME_STATS 0
#define configUSE_MALLOC_FAILED_HOOK 1
/* Set the following definitions to 1 to include the API function, or zero
to exclude the API function. */
#define INCLUDE_vTaskPrioritySet 1
#define INCLUDE_uxTaskPriorityGet 1
#define INCLUDE_vTaskDelete 1
#define INCLUDE_vTaskCleanUpResources 0
#define INCLUDE_vTaskSuspend 1
#define INCLUDE_vTaskDelayUntil 1
#define INCLUDE_vTaskDelay 1
#define INCLUDE_uxTaskGetStackHighWaterMark 1
/* Use the system definition, if there is one */
#ifdef __NVIC_PRIO_BITS
#define configPRIO_BITS __NVIC_PRIO_BITS
#else
#define configPRIO_BITS 5 /* 32 priority levels */
#endif
/* The lowest priority. */
#define configKERNEL_INTERRUPT_PRIORITY ( 31 << (8 - configPRIO_BITS) )
/* Priority 5, or 160 as only the top three bits are implemented. */
#define configMAX_SYSCALL_INTERRUPT_PRIORITY ( 5 << (8 - configPRIO_BITS) )
#define pvPortMallocAligned( x, puxStackBuffer ) ( ( puxStackBuffer == NULL ) ? ( pvPortMalloc( x ) ) : ( puxStackBuffer ) )
#define vPortFreeAligned( x ) ( void ) x
#endif /* FREERTOS_CONFIG_H */

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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// font.h - header file for font data contained in system_fixed_be_8_15.c
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#ifndef FONT_H_
#define FONT_H_
extern const unsigned char font_data_table[];
extern const unsigned char font_index_table[];
#endif /*FONT_H_*/

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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// lcd.c contains various routines to plot to the LCD display on the RDB1768
// development board.
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#include "lcd_commands.h"
#include "lcd.h"
#include "lcd_driver.h"
#include "font.h"
#include <stdlib.h> // to provice abs() function
// Routine to draw a filled rectangle to the LCD.
// Two corners of rectangle are at (xmin,ymin) and (xmax,ymax).
// The Rectangle is filled with the RGB565 color specified
void LCD_FilledRect(int xmin,int xmax,int ymin,int ymax,int color)
{
int i;
// Specify to LCD controller coordinates we are writing to...
LCDdriver_WriteCom(DD_CASET); // Set the column address
LCDdriver_WriteData(xmin); // min address
LCDdriver_WriteData(xmax); // max address
LCDdriver_WriteCom(DD_RASET); // Set the row address
LCDdriver_WriteData(ymin + 1); // min address
LCDdriver_WriteData(ymax + 1); // max address
LCDdriver_WriteCom(DD_RAMWR); // RAM Write command
// Plot the color data to the LCD buffer
for(i = ((xmax - xmin + 1) * (ymax - ymin + 1)); i > 0; i--)
{
LCDdriver_WriteData(color >> 8); // top 8 bits of RGB565 color
LCDdriver_WriteData(color); // bottom 8 bits of RGB565 color
}
}
// Routine to draw an unfilled rectangle to the LCD.
// Two corners of rectangle are at (xmin,ymin) and (xmax,ymax).
// The Rectangle is drawn in the RGB565 color specified
void LCD_Rect(int xmin,int xmax,int ymin,int ymax,int color)
{
// Draw 4 lines of rectange as 4 filled rectanges, each of 1 pixel wide
LCD_FilledRect(xmin,xmin,ymin,ymax,color);
LCD_FilledRect(xmax,xmax,ymin,ymax,color);
LCD_FilledRect(xmin,xmax,ymin,ymin,color);
LCD_FilledRect(xmin,xmax,ymax,ymax,color);
}
// Plot a point on the screen in the 6:5:6 color format
void LCD_PlotPoint(int x,int y,int color)
{
LCDdriver_WriteCom(DD_CASET); // Set the column address
LCDdriver_WriteData(x); // min address
LCDdriver_WriteData(x); // max address
LCDdriver_WriteCom(DD_RASET); // Set the row address
LCDdriver_WriteData(y + 1); // min address
LCDdriver_WriteData(y + 1); // max address
LCDdriver_WriteCom(DD_RAMWR); // RAM Write command
LCDdriver_WriteData(color >> 8); // top 8 bits of RGB565 color
LCDdriver_WriteData(color); // top 8 bits of RGB565 color
}
// Routine to draw a filled circle to the LCD.
// The centre of the circle is at (x0,y0) and the circle has the
// specifed radius. The circle is filled with the RGB565 color
// The circle is drawn using the "Midpoint circle algorithm",
// also known as "Bresenham's circle algorithm". In order to fill
// the circle, the algorithm has been modifed to draw a line between
// each two points, rather than plotting the two points individually.
void LCD_FilledCircle (int x0, int y0, int radius, int color)
{
int f = 1 - radius;
int ddF_x = 1;
int ddF_y = -2 * radius;
int x = 0;
int y = radius;
LCD_FilledRect(x0, x0 ,y0 - radius,y0 + radius, color);
LCD_FilledRect(x0 - radius, x0 + radius ,y0,y0, color);
while(x < y)
{
if(f >= 0)
{
y--;
ddF_y += 2;
f += ddF_y;
}
x++;
ddF_x += 2;
f += ddF_x;
LCD_FilledRect(x0-x, x0+x ,y0 +y, y0 + y, color);
LCD_FilledRect(x0-x, x0+x ,y0 - y, y0 - y, color);
LCD_FilledRect(x0-y, x0+y ,y0 + x, y0 + x, color);
LCD_FilledRect(x0-y, x0+y ,y0 - x, y0 - x, color);
}
}
// Routine to draw an unfilled circle to the LCD.
// The centre of the circle is at (x0,y0) and the circle has the
// specifed radius. The circle is drawn in the RGB565 color
// The circle is drawn using the "Midpoint circle algorithm",
// also known as "Bresenham's circle algorithm".
void LCD_Circle (int x0, int y0, int radius, int color)
{
int f = 1 - radius;
int ddF_x = 1;
int ddF_y = -2 * radius;
int x = 0;
int y = radius;
LCD_PlotPoint(x0, y0 + radius, color);
LCD_PlotPoint(x0, y0 - radius, color);
LCD_PlotPoint(x0 + radius, y0, color);
LCD_PlotPoint(x0 - radius, y0, color);
while(x < y)
{
if(f >= 0)
{
y--;
ddF_y += 2;
f += ddF_y;
}
x++;
ddF_x += 2;
f += ddF_x;
LCD_PlotPoint(x0 + x, y0 + y, color);
LCD_PlotPoint(x0 - x, y0 + y, color);
LCD_PlotPoint(x0 + x, y0 - y, color);
LCD_PlotPoint(x0 - x, y0 - y, color);
LCD_PlotPoint(x0 + y, y0 + x, color);
LCD_PlotPoint(x0 - y, y0 + x, color);
LCD_PlotPoint(x0 + y, y0 - x, color);
LCD_PlotPoint(x0 - y, y0 - x, color);
}
}
// Routine to draw a line in the RGB565 color to the LCD.
// The line is drawn from (xmin,ymin) to (xmax,ymax).
// The algorithm used to draw the line is "Bresenham's line
// algorithm".
#define SWAP(a, b) a ^= b; b ^= a; a ^= b;
void LCD_Line (int xmin,int xmax,int ymin,int ymax,int color)
{
int Dx = xmax - xmin;
int Dy = ymax - ymin;
int steep = (abs(Dy) >= abs(Dx));
if (steep) {
SWAP(xmin, ymin);
SWAP(xmax, ymax);
// recompute Dx, Dy after swap
Dx = xmax - xmin;
Dy = ymax - ymin;
}
int xstep = 1;
if (Dx < 0) {
xstep = -1;
Dx = -Dx;
}
int ystep = 1;
if (Dy < 0) {
ystep = -1;
Dy = -Dy;
}
int TwoDy = 2*Dy;
int TwoDyTwoDx = TwoDy - 2*Dx; // 2*Dy - 2*Dx
int E = TwoDy - Dx; //2*Dy - Dx
int y = ymin;
int xDraw, yDraw;
int x;
for (x = xmin; x != xmax; x += xstep) {
if (steep) {
xDraw = y;
yDraw = x;
} else {
xDraw = x;
yDraw = y;
}
// plot
LCD_PlotPoint(xDraw, yDraw, color);
// next
if (E > 0) {
E += TwoDyTwoDx; //E += 2*Dy - 2*Dx;
y = y + ystep;
} else {
E += TwoDy; //E += 2*Dy;
}
}
}
// Routine to clear the LCD.
// Implemented by drawing a black rectangle across the whole screen
void LCD_ClearScreen(void)
{
LCD_FilledRect (0,LCD_MAX_X,0 , LCD_MAX_Y, COLOR_BLACK);
}
// Routine to write a single character to screen in the font pointed
// to by pBitMap. This routine is intended to be used via the
// LCD_PrintChar() and LCD_PrintString() routines, rather than called
// directly from user code.
void LCD_WriteBitMap8x15(int x, int y, int height, int width, unsigned char *pBitMap, int color)
{
int xmax = x + width - 1; // start at zero
int ymax = y + height - 1; // start at zero
int iRow, iCol;
unsigned char ucRowData;
LCDdriver_WriteCom(DD_CASET); // Column address set
LCDdriver_WriteData(x); // Start column
LCDdriver_WriteData(xmax); // End column
LCDdriver_WriteCom(DD_RASET); // Row address set
LCDdriver_WriteData(y); // Start row
LCDdriver_WriteData(ymax); // End row
LCDdriver_WriteCom(DD_RAMWR); // Memory write
for(iRow=0;iRow<height;iRow++)
{
ucRowData = *pBitMap++;
for(iCol=0;iCol<width;iCol++)
{
// Look at each input bitmap bit
// and write as a black-pixel or
// a color-pixel.
if(ucRowData & 0x80) // 'color pixel'
{
LCDdriver_WriteData(color >> 8);
LCDdriver_WriteData(color);
}
else // black pixel
{
LCDdriver_WriteData(0x00);
LCDdriver_WriteData(0x00);
}
ucRowData = ucRowData<<1;
}
}
}
// Prints the character 'c' to the LCD in the appropriate color.
void LCD_PrintChar(int x, int y, unsigned char c, int color )
{
const unsigned char index = font_index_table[c];
const unsigned int offset = index * 15;
unsigned char *pData = (unsigned char *)&font_data_table[offset];
LCD_WriteBitMap8x15(x, y, 15, 8, pData, color);
}
// Prints the string to the LCD in the appropriate color.
void LCD_PrintString(int x, int y, char *pcString, int iStrLen, int color)
{
unsigned char index;
unsigned int offset;
unsigned char *pData;
unsigned char c;
int i;
for(i=0;i<iStrLen;i++)
{
c = pcString[i];
if(c==0)
break;
index = font_index_table[c];
offset = index * 15;
pData = (unsigned char *)&font_data_table[offset];
LCD_WriteBitMap8x15(x, y, 15, 8, pData, color);
x += 8;
}
}

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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// lcd.h - Routines containing primitives for writing to the LCD
//
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#ifndef LCD_H_
#define LCD_H_
// Define size of LCD screen.
#define LCD_MAX_X 128
#define LCD_MAX_Y 128
// Translates a 24-bit RGB color to RGB565
#define TRANSLATE24BIT_TO_RGB565(c) ((((c) & 0x00ff0000) >> 19) | \
((((c) & 0x0000ff00) >> 5) & 0x000007e0) | \
((((c) & 0x000000ff) << 8) & 0x0000f800))
// Define a basic set of 24bit colors, based on the standard "websafe" set
#define COLOR24_AQUA 0x00FFFF
#define COLOR24_GREY 0x808080
#define COLOR24_NAVY 0x000080
#define COLOR24_SILVER 0xC0C0C0
#define COLOR24_BLACK 0x000000
#define COLOR24_GREEN 0x008000
#define COLOR24_OLIVE 0x808000
#define COLOR24_TEAL 0x008080
#define COLOR24_BLUE 0x0000FF
#define COLOR24_LIME 0x00FF00
#define COLOR24_PURPLE 0x800080
#define COLOR24_WHITE 0xFFFFFF
#define COLOR24_FUCHSIA 0xFF00FF
#define COLOR24_MAROON 0x800000
#define COLOR24_RED 0xFF0000
#define COLOR24_YELLOW 0xFFFF00
// Create a set of RGB565 colors that can be used directly within code
#define COLOR_AQUA TRANSLATE24BIT_TO_RGB565(COLOR24_AQUA)
#define COLOR_GREY TRANSLATE24BIT_TO_RGB565(COLOR24_GREY)
#define COLOR_NAVY TRANSLATE24BIT_TO_RGB565(COLOR24_NAVY)
#define COLOR_SILVER TRANSLATE24BIT_TO_RGB565(COLOR24_SILVER)
#define COLOR_BLACK TRANSLATE24BIT_TO_RGB565(COLOR24_BLACK)
#define COLOR_GREEN TRANSLATE24BIT_TO_RGB565(COLOR24_GREEN)
#define COLOR_OLIVE TRANSLATE24BIT_TO_RGB565(COLOR24_OLIVE)
#define COLOR_TEAL TRANSLATE24BIT_TO_RGB565(COLOR24_TEAL)
#define COLOR_BLUE TRANSLATE24BIT_TO_RGB565(COLOR24_BLUE)
#define COLOR_LIME TRANSLATE24BIT_TO_RGB565(COLOR24_LIME)
#define COLOR_PURPLE TRANSLATE24BIT_TO_RGB565(COLOR24_PURPLE)
#define COLOR_WHITE TRANSLATE24BIT_TO_RGB565(COLOR24_WHITE)
#define COLOR_FUCHSIA TRANSLATE24BIT_TO_RGB565(COLOR24_FUCHSIA)
#define COLOR_MAROON TRANSLATE24BIT_TO_RGB565(COLOR24_MAROON)
#define COLOR_RED TRANSLATE24BIT_TO_RGB565(COLOR24_RED)
#define COLOR_YELLOW TRANSLATE24BIT_TO_RGB565(COLOR24_YELLOW)
void LCD_Line (int xmin,int xmax,int ymin,int ymax,int color);
void LCD_FilledRect(int xmin,int xmax,int ymin,int ymax,int color);
void LCD_Rect(int xmin,int xmax,int ymin,int ymax,int color);
void LCD_WriteBitMap8x15(int x, int y, int height, int width, unsigned char *pBitMap, int color);
void LCD_PlotPoint(int x,int y,int color);
void LCD_Circle (int x0, int y0, int radius, int color);
void LCD_FilledCircle (int x0, int y0, int radius, int color);
void LCD_ClearScreen(void);
void LCD_WriteBitMap8x15(int x, int y, int height, int width, unsigned char *pBitMap, int color);
void LCD_PrintChar(int x, int y, unsigned char c, int color );
void LCD_PrintString(int x, int y, char *pcString, int iStrLen, int color);
#endif /*LCD_H_*/

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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// lcd_commands.h contains defines mapping onto the commands accepted by the
// Sitronix ST7637 LCD Controller/driver used on the RDB1768 development board.//
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#ifndef LCD_COMMANDS_H_
#define LCD_COMMANDS_H_
#define DD_NOP 0x00
#define DD_SWRESET 0x01 //SW reset the display
#define DD_SLPIN 0x10 //Sleep in and booster off
#define DD_SLPOUT 0x11 //Sleep out and booster on
#define DD_NORON 0x13 //Partial mode off (Normal mode on)
#define DD_DISPOFF 0x28 //Display Off
#define DD_DISPON 0x29 //Display On
#define DD_CASET 0x2a //Column address set
#define DD_RASET 0x2b //Row address set
#define DD_RAMWR 0x2c //Memory write
#define DD_MADCTR 0x36 //Memory Data Access Control
#define DD_COLORMOD 0x3a //Set the color mode for the display
#define DD_ColScanDir 0xb7 //Set the column scanning direction
#define DD_VopSet 0xc0 //LCD supply voltage set
#define DD_BiasSel 0xc3 //Bias selection
#define DD_BstMbpXSel 0xc4 //Booster setting
#define DD_AUTOLOADSET 0xd7 //Control auto load of ROM data
#define DD_EPCTIN 0xe0 //OTP control RD/WR
#define DD_EPREAD 0xe3 //OTP read
#define DD_EPCTOUT 0xe1 //OTP control cancel
#endif /*LCD_COMMANDS_H_*/

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//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// lcd_driver.c contains the lowest level access routines for the Sitronix
// ST7637 LCD Controller/driver used on the RDB1768 development board.
//
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#include "NXP/LPC17xx/LPC17xx.h"
#include "lcd_driver.h"
#include "lcd_commands.h"
// Bits within GPIO port 2 used for LCD driver
#define LCD_CSB_PIN (1<<13)
#define LCD_A0_PIN (1<<8)
#define LCD_WR_PIN (1<<11)
#define LCD_RD_PIN (1<<12)
#define LCD_DATA_PIN 0xff
// Bit within GPIO port 3 used for LCD driver
#define LCD_RESB_PIN (1<<25)
// Bits to configure as outputs for driving LCD
#define LCD_PORT2_DIRECTIONS (LCD_CSB_PIN | LCD_A0_PIN | LCD_WR_PIN | LCD_RD_PIN | LCD_DATA_PIN)
#define LCD_PORT3_DIRECTIONS (LCD_RESB_PIN)
// Define names for GPIO port 2 and 3 registers to better indicate in code
// the operation being carried out on the LCD driver hardware.
#define LCD_DATA_CLR FIO2CLR
#define LCD_DATA_SET FIO2SET
#define LCD_CSB_CLR FIO2CLR
#define LCD_CSB_SET FIO2SET
#define LCD_RESB_CLR FIO3CLR
#define LCD_RESB_SET FIO3SET
#define LCD_A0_CLR FIO2CLR
#define LCD_A0_SET FIO2SET
#define LCD_WR_CLR FIO2CLR
#define LCD_WR_SET FIO2SET
#define LCD_RD_CLR FIO2CLR
#define LCD_RD_SET FIO2SET
// Routine to write data to LCD driver. Normally called in combination
// with LCDdriver_WriteCom() routine
void LCDdriver_WriteData(unsigned char LCD_Data)
{
LCD_DATA_CLR = LCD_DATA_PIN;
LCD_DATA_SET = LCD_Data;
LCD_CSB_CLR = LCD_CSB_PIN;
LCD_WR_CLR = LCD_WR_PIN;
LCD_WR_SET = LCD_WR_PIN;
LCD_CSB_SET = LCD_CSB_PIN;
}
// Routine to configure set LCD driver to accept particular command.
// A call to this routine will normally be followed by a call
// to LCDdriver_WriteData() to transfer appropriate parameters to driver.
void LCDdriver_WriteCom(unsigned char LCD_Command)
{
LCD_DATA_CLR = LCD_DATA_PIN;
LCD_DATA_SET = LCD_Command;
LCD_A0_CLR = LCD_A0_PIN;
LCD_CSB_CLR = LCD_CSB_PIN;
LCD_WR_CLR = LCD_WR_PIN;
LCD_WR_SET = LCD_WR_PIN;
LCD_CSB_SET = LCD_CSB_PIN;
LCD_A0_SET = LCD_A0_PIN;
}
// Function to add short delays in writing things to the LCD.
void ms_delay(int n)
{
volatile int d;
for (d=0; d<n*3000; d++){}
}
// Initialize GPIO connection to the LCD driver
void LCDdriver_ConfigGPIOtoLCD(void)
{
// set direction to outputs
FIO2DIR |= LCD_PORT2_DIRECTIONS;
FIO3DIR |= LCD_PORT3_DIRECTIONS;
// Set GPIO outputs connected to LCD to default values
LCD_CSB_SET = LCD_CSB_PIN;
LCD_A0_SET = LCD_A0_PIN;
LCD_WR_SET = LCD_WR_PIN;
LCD_RD_SET = LCD_RD_PIN;
LCD_RESB_SET = LCD_RESB_PIN;
LCD_DATA_CLR = 0xff; // data bus to zero
}
// Initialisation routine to set up LCD
void LCDdriver_initialisation(void)
{
int i; // temp loop variable
LCDdriver_ConfigGPIOtoLCD(); // Initialize the GPIO for the display
LCDdriver_WriteCom(DD_SWRESET); // SW reset
ms_delay(120); // Small delay
LCDdriver_WriteCom(DD_AUTOLOADSET); // disable auto loading of mask rom data
LCDdriver_WriteData(0xBF);
LCDdriver_WriteCom(DD_EPCTIN); // OTP control mode=read
LCDdriver_WriteData(0x00);
ms_delay(10); // Small delay
LCDdriver_WriteCom(DD_EPREAD); // Start the OTP read.
ms_delay(20); // Small delay
LCDdriver_WriteCom(DD_EPCTOUT); // Cancel the OTP read (20ms should have been enough)
LCDdriver_WriteCom(DD_DISPOFF); // display off
LCDdriver_WriteCom(DD_SLPOUT); // Exit sleep mode.
ms_delay(50); // Small delay
LCDdriver_WriteCom(DD_VopSet); // set LCD operating voltage to 14V.
LCDdriver_WriteData(0x04);
LCDdriver_WriteData(0x01);
LCDdriver_WriteCom(DD_BiasSel); // Select an LCD bias voltage ratio of 1/12.
LCDdriver_WriteData(0x00);
LCDdriver_WriteCom(DD_BstMbpXSel); // x8 booster circuit on
LCDdriver_WriteData(0x07);
LCDdriver_WriteCom(DD_ColScanDir); // Invert the column scan direction for the panel.
LCDdriver_WriteData(0xC0);
LCDdriver_WriteCom(DD_COLORMOD); // 16bpp, 5-6-5 data input mode.
LCDdriver_WriteData(0x05);
LCDdriver_WriteCom(DD_MADCTR); // mem scan direction
LCDdriver_WriteData(0x00);
LCDdriver_WriteCom(DD_DISPON); // display on
// Now Clear the Screen
LCDdriver_WriteCom(DD_CASET);
LCDdriver_WriteData(0x00);
LCDdriver_WriteData(0x7F);
LCDdriver_WriteCom(DD_RASET);
LCDdriver_WriteData(0x01);
LCDdriver_WriteData(0x80);
LCDdriver_WriteCom(DD_RAMWR);
for(i = 0; i < (128 * 128); i++)
{
LCDdriver_WriteData(0x00);
LCDdriver_WriteData(0x00);
}
LCDdriver_WriteCom(DD_NORON); // normal operation mode
}

36
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/LCD/lcd_driver.h Normal file
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@ -0,0 +1,36 @@
//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// lcd_driver.h - Header file for driver for the lowest level access routines
// for the Sitronix ST7637 LCD Controller/driver used on the RDB1768
// development board.
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
#ifndef LCD_DRIVER_H_
#define LCD_DRIVER_H_
void LCDdriver_WriteData(unsigned char LCD_Data);
void LCDdriver_WriteCom(unsigned char LCD_Command);
void LCDdriver_initialisation(void);
#endif /*LCD_DRIVER_H_*/

673
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/LCD/system_fixed_be_8_15.c Normal file
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/*******************************************************************************************
Data table provides the bitmap data of each character.
To get the starting data offset of character 'A', you can use the following expression:
const unsigned char index = index_table['A'];
const unsigned int offset = offset_table[index];
const unsigned char *pData = data_table[offset];
*******************************************************************************************/
const unsigned char font_data_table[] = {
/* character 0x0020 (' '): (width=8, offset=0) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x0021 ('!'): (width=8, offset=15) */
0x00, 0x00, 0x00, 0x18, 0x3C, 0x3C, 0x3C, 0x18,
0x18, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00,
/* character 0x0022 ('"'): (width=8, offset=30) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x66, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x0023 ('#'): (width=8, offset=45) */
0x00, 0x00, 0x00, 0x36, 0x36, 0x7F, 0x36, 0x36,
0x36, 0x7F, 0x36, 0x36, 0x00, 0x00, 0x00,
/* character 0x0024 ('$'): (width=8, offset=60) */
0x00, 0x18, 0x18, 0x3C, 0x66, 0x60, 0x30, 0x18,
0x0C, 0x06, 0x66, 0x3C, 0x18, 0x18, 0x00,
/* character 0x0025 ('%'): (width=8, offset=75) */
0x00, 0x00, 0x70, 0xD8, 0xDA, 0x76, 0x0C, 0x18,
0x30, 0x6E, 0x5B, 0x1B, 0x0E, 0x00, 0x00,
/* character 0x0026 ('&'): (width=8, offset=90) */
0x00, 0x00, 0x00, 0x38, 0x6C, 0x6C, 0x38, 0x60,
0x6F, 0x66, 0x66, 0x3B, 0x00, 0x00, 0x00,
/* character 0x0027 ('''): (width=8, offset=105) */
0x00, 0x00, 0x00, 0x18, 0x18, 0x18, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x0028 ('('): (width=8, offset=120) */
0x00, 0x00, 0x00, 0x0C, 0x18, 0x18, 0x30, 0x30,
0x30, 0x30, 0x30, 0x18, 0x18, 0x0C, 0x00,
/* character 0x0029 (')'): (width=8, offset=135) */
0x00, 0x00, 0x00, 0x30, 0x18, 0x18, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x18, 0x18, 0x30, 0x00,
/* character 0x002A ('*'): (width=8, offset=150) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x36, 0x1C, 0x7F,
0x1C, 0x36, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x002B ('+'): (width=8, offset=165) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x18, 0x18, 0x7E,
0x18, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x002C (','): (width=8, offset=180) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x1C, 0x1C, 0x0C, 0x18, 0x00,
/* character 0x002D ('-'): (width=8, offset=195) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7E,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x002E ('.'): (width=8, offset=210) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x1C, 0x1C, 0x00, 0x00, 0x00,
/* character 0x002F ('/'): (width=8, offset=225) */
0x00, 0x00, 0x00, 0x06, 0x06, 0x0C, 0x0C, 0x18,
0x18, 0x30, 0x30, 0x60, 0x60, 0x00, 0x00,
/* character 0x0030 ('0'): (width=8, offset=240) */
0x00, 0x00, 0x00, 0x1E, 0x33, 0x37, 0x37, 0x33,
0x3B, 0x3B, 0x33, 0x1E, 0x00, 0x00, 0x00,
/* character 0x0031 ('1'): (width=8, offset=255) */
0x00, 0x00, 0x00, 0x0C, 0x1C, 0x7C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x00, 0x00, 0x00,
/* character 0x0032 ('2'): (width=8, offset=270) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x06, 0x0C,
0x18, 0x30, 0x60, 0x7E, 0x00, 0x00, 0x00,
/* character 0x0033 ('3'): (width=8, offset=285) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x06, 0x1C,
0x06, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0034 ('4'): (width=8, offset=300) */
0x00, 0x00, 0x00, 0x30, 0x30, 0x36, 0x36, 0x36,
0x66, 0x7F, 0x06, 0x06, 0x00, 0x00, 0x00,
/* character 0x0035 ('5'): (width=8, offset=315) */
0x00, 0x00, 0x00, 0x7E, 0x60, 0x60, 0x60, 0x7C,
0x06, 0x06, 0x0C, 0x78, 0x00, 0x00, 0x00,
/* character 0x0036 ('6'): (width=8, offset=330) */
0x00, 0x00, 0x00, 0x1C, 0x18, 0x30, 0x7C, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0037 ('7'): (width=8, offset=345) */
0x00, 0x00, 0x00, 0x7E, 0x06, 0x0C, 0x0C, 0x18,
0x18, 0x30, 0x30, 0x30, 0x00, 0x00, 0x00,
/* character 0x0038 ('8'): (width=8, offset=360) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x76, 0x3C,
0x6E, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0039 ('9'): (width=8, offset=375) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x66, 0x66,
0x3E, 0x0C, 0x18, 0x38, 0x00, 0x00, 0x00,
/* character 0x003A (':'): (width=8, offset=390) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x1C, 0x00,
0x00, 0x00, 0x1C, 0x1C, 0x00, 0x00, 0x00,
/* character 0x003B (';'): (width=8, offset=405) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x1C, 0x1C, 0x00,
0x00, 0x00, 0x1C, 0x1C, 0x0C, 0x18, 0x00,
/* character 0x003C ('<'): (width=8, offset=420) */
0x00, 0x00, 0x00, 0x06, 0x0C, 0x18, 0x30, 0x60,
0x30, 0x18, 0x0C, 0x06, 0x00, 0x00, 0x00,
/* character 0x003D ('='): (width=8, offset=435) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x7E, 0x00,
0x7E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x003E ('>'): (width=8, offset=450) */
0x00, 0x00, 0x00, 0x60, 0x30, 0x18, 0x0C, 0x06,
0x0C, 0x18, 0x30, 0x60, 0x00, 0x00, 0x00,
/* character 0x003F ('?'): (width=8, offset=465) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x0C, 0x18,
0x18, 0x00, 0x18, 0x18, 0x00, 0x00, 0x00,
/* character 0x0040 ('@'): (width=8, offset=480) */
0x00, 0x00, 0x00, 0x7E, 0xC3, 0xC3, 0xCF, 0xDB,
0xDB, 0xCF, 0xC0, 0x7F, 0x00, 0x00, 0x00,
/* character 0x0041 ('A'): (width=8, offset=495) */
0x00, 0x00, 0x00, 0x18, 0x3C, 0x66, 0x66, 0x66,
0x7E, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0042 ('B'): (width=8, offset=510) */
0x00, 0x00, 0x00, 0x7C, 0x66, 0x66, 0x66, 0x7C,
0x66, 0x66, 0x66, 0x7C, 0x00, 0x00, 0x00,
/* character 0x0043 ('C'): (width=8, offset=525) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x60, 0x60,
0x60, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0044 ('D'): (width=8, offset=540) */
0x00, 0x00, 0x00, 0x78, 0x6C, 0x66, 0x66, 0x66,
0x66, 0x66, 0x6C, 0x78, 0x00, 0x00, 0x00,
/* character 0x0045 ('E'): (width=8, offset=555) */
0x00, 0x00, 0x00, 0x7E, 0x60, 0x60, 0x60, 0x7C,
0x60, 0x60, 0x60, 0x7E, 0x00, 0x00, 0x00,
/* character 0x0046 ('F'): (width=8, offset=570) */
0x00, 0x00, 0x00, 0x7E, 0x60, 0x60, 0x60, 0x7C,
0x60, 0x60, 0x60, 0x60, 0x00, 0x00, 0x00,
/* character 0x0047 ('G'): (width=8, offset=585) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x60, 0x60,
0x6E, 0x66, 0x66, 0x3E, 0x00, 0x00, 0x00,
/* character 0x0048 ('H'): (width=8, offset=600) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x66, 0x66, 0x7E,
0x66, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0049 ('I'): (width=8, offset=615) */
0x00, 0x00, 0x00, 0x3C, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x3C, 0x00, 0x00, 0x00,
/* character 0x004A ('J'): (width=8, offset=630) */
0x00, 0x00, 0x00, 0x06, 0x06, 0x06, 0x06, 0x06,
0x06, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x004B ('K'): (width=8, offset=645) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x6C, 0x6C, 0x78,
0x6C, 0x6C, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x004C ('L'): (width=8, offset=660) */
0x00, 0x00, 0x00, 0x60, 0x60, 0x60, 0x60, 0x60,
0x60, 0x60, 0x60, 0x7E, 0x00, 0x00, 0x00,
/* character 0x004D ('M'): (width=8, offset=675) */
0x00, 0x00, 0x00, 0x63, 0x63, 0x77, 0x6B, 0x6B,
0x6B, 0x63, 0x63, 0x63, 0x00, 0x00, 0x00,
/* character 0x004E ('N'): (width=8, offset=690) */
0x00, 0x00, 0x00, 0x63, 0x63, 0x73, 0x7B, 0x6F,
0x67, 0x63, 0x63, 0x63, 0x00, 0x00, 0x00,
/* character 0x004F ('O'): (width=8, offset=705) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0050 ('P'): (width=8, offset=720) */
0x00, 0x00, 0x00, 0x7C, 0x66, 0x66, 0x66, 0x7C,
0x60, 0x60, 0x60, 0x60, 0x00, 0x00, 0x00,
/* character 0x0051 ('Q'): (width=8, offset=735) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x0C, 0x06, 0x00,
/* character 0x0052 ('R'): (width=8, offset=750) */
0x00, 0x00, 0x00, 0x7C, 0x66, 0x66, 0x66, 0x7C,
0x6C, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0053 ('S'): (width=8, offset=765) */
0x00, 0x00, 0x00, 0x3C, 0x66, 0x60, 0x30, 0x18,
0x0C, 0x06, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0054 ('T'): (width=8, offset=780) */
0x00, 0x00, 0x00, 0x7E, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x00, 0x00, 0x00,
/* character 0x0055 ('U'): (width=8, offset=795) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0056 ('V'): (width=8, offset=810) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x66, 0x66, 0x66,
0x66, 0x66, 0x3C, 0x18, 0x00, 0x00, 0x00,
/* character 0x0057 ('W'): (width=8, offset=825) */
0x00, 0x00, 0x00, 0x63, 0x63, 0x63, 0x6B, 0x6B,
0x6B, 0x36, 0x36, 0x36, 0x00, 0x00, 0x00,
/* character 0x0058 ('X'): (width=8, offset=840) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x34, 0x18, 0x18,
0x2C, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0059 ('Y'): (width=8, offset=855) */
0x00, 0x00, 0x00, 0x66, 0x66, 0x66, 0x66, 0x3C,
0x18, 0x18, 0x18, 0x18, 0x00, 0x00, 0x00,
/* character 0x005A ('Z'): (width=8, offset=870) */
0x00, 0x00, 0x00, 0x7E, 0x06, 0x06, 0x0C, 0x18,
0x30, 0x60, 0x60, 0x7E, 0x00, 0x00, 0x00,
/* character 0x005B ('['): (width=8, offset=885) */
0x00, 0x00, 0x00, 0x3C, 0x30, 0x30, 0x30, 0x30,
0x30, 0x30, 0x30, 0x30, 0x30, 0x30, 0x3C,
/* character 0x005C ('\'): (width=8, offset=900) */
0x00, 0x00, 0x00, 0x60, 0x60, 0x30, 0x30, 0x18,
0x18, 0x0C, 0x0C, 0x06, 0x06, 0x00, 0x00,
/* character 0x005D (']'): (width=8, offset=915) */
0x00, 0x00, 0x00, 0x3C, 0x0C, 0x0C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x3C,
/* character 0x005E ('^'): (width=8, offset=930) */
0x00, 0x18, 0x3C, 0x66, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x005F ('_'): (width=8, offset=945) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
/* character 0x0060 ('`'): (width=8, offset=960) */
0x00, 0x38, 0x18, 0x0C, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x0061 ('a'): (width=8, offset=975) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x06, 0x06,
0x3E, 0x66, 0x66, 0x3E, 0x00, 0x00, 0x00,
/* character 0x0062 ('b'): (width=8, offset=990) */
0x00, 0x00, 0x00, 0x60, 0x60, 0x7C, 0x66, 0x66,
0x66, 0x66, 0x66, 0x7C, 0x00, 0x00, 0x00,
/* character 0x0063 ('c'): (width=8, offset=1005) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x66, 0x60,
0x60, 0x60, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0064 ('d'): (width=8, offset=1020) */
0x00, 0x00, 0x00, 0x06, 0x06, 0x3E, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3E, 0x00, 0x00, 0x00,
/* character 0x0065 ('e'): (width=8, offset=1035) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x66, 0x66,
0x7E, 0x60, 0x60, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0066 ('f'): (width=8, offset=1050) */
0x00, 0x00, 0x00, 0x1E, 0x30, 0x30, 0x30, 0x7E,
0x30, 0x30, 0x30, 0x30, 0x00, 0x00, 0x00,
/* character 0x0067 ('g'): (width=8, offset=1065) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3E, 0x06, 0x06, 0x7C,
/* character 0x0068 ('h'): (width=8, offset=1080) */
0x00, 0x00, 0x00, 0x60, 0x60, 0x7C, 0x66, 0x66,
0x66, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0069 ('i'): (width=8, offset=1095) */
0x00, 0x00, 0x18, 0x18, 0x00, 0x78, 0x18, 0x18,
0x18, 0x18, 0x18, 0x7E, 0x00, 0x00, 0x00,
/* character 0x006A ('j'): (width=8, offset=1110) */
0x00, 0x00, 0x0C, 0x0C, 0x00, 0x3C, 0x0C, 0x0C,
0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x0C, 0x78,
/* character 0x006B ('k'): (width=8, offset=1125) */
0x00, 0x00, 0x00, 0x60, 0x60, 0x66, 0x66, 0x6C,
0x78, 0x6C, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x006C ('l'): (width=8, offset=1140) */
0x00, 0x00, 0x00, 0x78, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x7E, 0x00, 0x00, 0x00,
/* character 0x006D ('m'): (width=8, offset=1155) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x7E, 0x6B, 0x6B,
0x6B, 0x6B, 0x6B, 0x63, 0x00, 0x00, 0x00,
/* character 0x006E ('n'): (width=8, offset=1170) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x66, 0x66,
0x66, 0x66, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x006F ('o'): (width=8, offset=1185) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3C, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x00, 0x00, 0x00,
/* character 0x0070 ('p'): (width=8, offset=1200) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x7C, 0x66, 0x66,
0x66, 0x66, 0x66, 0x7C, 0x60, 0x60, 0x60,
/* character 0x0071 ('q'): (width=8, offset=1215) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3E, 0x06, 0x06, 0x06,
/* character 0x0072 ('r'): (width=8, offset=1230) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x6E, 0x70,
0x60, 0x60, 0x60, 0x60, 0x00, 0x00, 0x00,
/* character 0x0073 ('s'): (width=8, offset=1245) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x3E, 0x60, 0x60,
0x3C, 0x06, 0x06, 0x7C, 0x00, 0x00, 0x00,
/* character 0x0074 ('t'): (width=8, offset=1260) */
0x00, 0x00, 0x00, 0x30, 0x30, 0x7E, 0x30, 0x30,
0x30, 0x30, 0x30, 0x1E, 0x00, 0x00, 0x00,
/* character 0x0075 ('u'): (width=8, offset=1275) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3E, 0x00, 0x00, 0x00,
/* character 0x0076 ('v'): (width=8, offset=1290) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x66, 0x66,
0x66, 0x66, 0x3C, 0x18, 0x00, 0x00, 0x00,
/* character 0x0077 ('w'): (width=8, offset=1305) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x63, 0x6B, 0x6B,
0x6B, 0x6B, 0x36, 0x36, 0x00, 0x00, 0x00,
/* character 0x0078 ('x'): (width=8, offset=1320) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x66, 0x3C,
0x18, 0x3C, 0x66, 0x66, 0x00, 0x00, 0x00,
/* character 0x0079 ('y'): (width=8, offset=1335) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x66, 0x66,
0x66, 0x66, 0x66, 0x3C, 0x0C, 0x18, 0xF0,
/* character 0x007A ('z'): (width=8, offset=1350) */
0x00, 0x00, 0x00, 0x00, 0x00, 0x7E, 0x06, 0x0C,
0x18, 0x30, 0x60, 0x7E, 0x00, 0x00, 0x00,
/* character 0x007B ('{'): (width=8, offset=1365) */
0x00, 0x00, 0x00, 0x0C, 0x18, 0x18, 0x18, 0x30,
0x60, 0x30, 0x18, 0x18, 0x18, 0x0C, 0x00,
/* character 0x007C ('|'): (width=8, offset=1380) */
0x00, 0x00, 0x00, 0x18, 0x18, 0x18, 0x18, 0x18,
0x18, 0x18, 0x18, 0x18, 0x18, 0x18, 0x18,
/* character 0x007D ('}'): (width=8, offset=1395) */
0x00, 0x00, 0x00, 0x30, 0x18, 0x18, 0x18, 0x0C,
0x06, 0x0C, 0x18, 0x18, 0x18, 0x30, 0x00,
/* character 0x007E ('~'): (width=8, offset=1410) */
0x00, 0x00, 0x00, 0x71, 0xDB, 0x8E, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
/* character 0x007F (''): (width=8, offset=1425) */
0x00, 0x00, 0x00, 0x7E, 0x7E, 0x7E, 0x7E, 0x7E,
0x7E, 0x7E, 0x7E, 0x7E, 0x00, 0x00, 0x00,
};
/*******************************************************************************************
Index table is used to find the mapping index of a character.
If you can find a simple mathematical expression for index mapping, you can use that.
If you do not have such a mathematical expression, this index table is just for you.
To get the index of character 'A', you can use the following expression:
const unsigned char index = index_table['A'];
*******************************************************************************************/
const unsigned char font_index_table[] = {
/* index hexcode decimal char */
/* ===== ======= ======= ==== */
0, /* 00 0 . */
0, /* 01 1 . */
0, /* 02 2 . */
0, /* 03 3 . */
0, /* 04 4 . */
0, /* 05 5 . */
0, /* 06 6 . */
0, /* 07 7 . */
0, /* 08 8 . */
0, /* 09 9 . */
0, /* 0A 10 . */
0, /* 0B 11 . */
0, /* 0C 12 . */
0, /* 0D 13 . */
0, /* 0E 14 . */
0, /* 0F 15 . */
0, /* 10 16 . */
0, /* 11 17 . */
0, /* 12 18 . */
0, /* 13 19 . */
0, /* 14 20 . */
0, /* 15 21 . */
0, /* 16 22 . */
0, /* 17 23 . */
0, /* 18 24 . */
0, /* 19 25 . */
0, /* 1A 26 . */
0, /* 1B 27 . */
0, /* 1C 28 . */
0, /* 1D 29 . */
0, /* 1E 30 . */
0, /* 1F 31 . */
0, /* 20 32 */
1, /* 21 33 ! */
2, /* 22 34 " */
3, /* 23 35 # */
4, /* 24 36 $ */
5, /* 25 37 % */
6, /* 26 38 & */
7, /* 27 39 ' */
8, /* 28 40 ( */
9, /* 29 41 ) */
10, /* 2A 42 * */
11, /* 2B 43 + */
12, /* 2C 44 , */
13, /* 2D 45 - */
14, /* 2E 46 . */
15, /* 2F 47 / */
16, /* 30 48 0 */
17, /* 31 49 1 */
18, /* 32 50 2 */
19, /* 33 51 3 */
20, /* 34 52 4 */
21, /* 35 53 5 */
22, /* 36 54 6 */
23, /* 37 55 7 */
24, /* 38 56 8 */
25, /* 39 57 9 */
26, /* 3A 58 : */
27, /* 3B 59 ; */
28, /* 3C 60 < */
29, /* 3D 61 = */
30, /* 3E 62 > */
31, /* 3F 63 ? */
32, /* 40 64 @ */
33, /* 41 65 A */
34, /* 42 66 B */
35, /* 43 67 C */
36, /* 44 68 D */
37, /* 45 69 E */
38, /* 46 70 F */
39, /* 47 71 G */
40, /* 48 72 H */
41, /* 49 73 I */
42, /* 4A 74 J */
43, /* 4B 75 K */
44, /* 4C 76 L */
45, /* 4D 77 M */
46, /* 4E 78 N */
47, /* 4F 79 O */
48, /* 50 80 P */
49, /* 51 81 Q */
50, /* 52 82 R */
51, /* 53 83 S */
52, /* 54 84 T */
53, /* 55 85 U */
54, /* 56 86 V */
55, /* 57 87 W */
56, /* 58 88 X */
57, /* 59 89 Y */
58, /* 5A 90 Z */
59, /* 5B 91 [ */
60, /* 5C 92 \ */
61, /* 5D 93 ] */
62, /* 5E 94 ^ */
63, /* 5F 95 _ */
64, /* 60 96 ` */
65, /* 61 97 a */
66, /* 62 98 b */
67, /* 63 99 c */
68, /* 64 100 d */
69, /* 65 101 e */
70, /* 66 102 f */
71, /* 67 103 g */
72, /* 68 104 h */
73, /* 69 105 i */
74, /* 6A 106 j */
75, /* 6B 107 k */
76, /* 6C 108 l */
77, /* 6D 109 m */
78, /* 6E 110 n */
79, /* 6F 111 o */
80, /* 70 112 p */
81, /* 71 113 q */
82, /* 72 114 r */
83, /* 73 115 s */
84, /* 74 116 t */
85, /* 75 117 u */
86, /* 76 118 v */
87, /* 77 119 w */
88, /* 78 120 x */
89, /* 79 121 y */
90, /* 7A 122 z */
91, /* 7B 123 { */
92, /* 7C 124 | */
93, /* 7D 125 } */
94, /* 7E 126 ~ */
95, /* 7F 127  */
0, /* 80 128 ? */
0, /* 81 129 <20> */
0, /* 82 130 ? */
0, /* 83 131 ? */
0, /* 84 132 ? */
0, /* 85 133 ? */
0, /* 86 134 ? */
0, /* 87 135 ? */
0, /* 88 136 ? */
0, /* 89 137 ? */
0, /* 8A 138 ? */
0, /* 8B 139 ? */
0, /* 8C 140 ? */
0, /* 8D 141 <20> */
0, /* 8E 142 ? */
0, /* 8F 143 <20> */
0, /* 90 144 <20> */
0, /* 91 145 ? */
0, /* 92 146 ? */
0, /* 93 147 ? */
0, /* 94 148 ? */
0, /* 95 149 ? */
0, /* 96 150 ? */
0, /* 97 151 ? */
0, /* 98 152 ? */
0, /* 99 153 ? */
0, /* 9A 154 ? */
0, /* 9B 155 ? */
0, /* 9C 156 ? */
0, /* 9D 157 <20> */
0, /* 9E 158 ? */
0, /* 9F 159 ? */
0, /* A0 160 <20> */
0, /* A1 161 <20> */
0, /* A2 162 <20> */
0, /* A3 163 <20> */
0, /* A4 164 <20> */
0, /* A5 165 <20> */
0, /* A6 166 <20> */
0, /* A7 167 <20> */
0, /* A8 168 <20> */
0, /* A9 169 <20> */
0, /* AA 170 <20> */
0, /* AB 171 <20> */
0, /* AC 172 <20> */
0, /* AD 173 <20> */
0, /* AE 174 <20> */
0, /* AF 175 <20> */
0, /* B0 176 <20> */
0, /* B1 177 <20> */
0, /* B2 178 <20> */
0, /* B3 179 <20> */
0, /* B4 180 <20> */
0, /* B5 181 <20> */
0, /* B6 182 <20> */
0, /* B7 183 <20> */
0, /* B8 184 <20> */
0, /* B9 185 <20> */
0, /* BA 186 <20> */
0, /* BB 187 <20> */
0, /* BC 188 <20> */
0, /* BD 189 <20> */
0, /* BE 190 <20> */
0, /* BF 191 <20> */
0, /* C0 192 <20> */
0, /* C1 193 <20> */
0, /* C2 194 <20> */
0, /* C3 195 <20> */
0, /* C4 196 <20> */
0, /* C5 197 <20> */
0, /* C6 198 <20> */
0, /* C7 199 <20> */
0, /* C8 200 <20> */
0, /* C9 201 <20> */
0, /* CA 202 <20> */
0, /* CB 203 <20> */
0, /* CC 204 <20> */
0, /* CD 205 <20> */
0, /* CE 206 <20> */
0, /* CF 207 <20> */
0, /* D0 208 <20> */
0, /* D1 209 <20> */
0, /* D2 210 <20> */
0, /* D3 211 <20> */
0, /* D4 212 <20> */
0, /* D5 213 <20> */
0, /* D6 214 <20> */
0, /* D7 215 <20> */
0, /* D8 216 <20> */
0, /* D9 217 <20> */
0, /* DA 218 <20> */
0, /* DB 219 <20> */
0, /* DC 220 <20> */
0, /* DD 221 <20> */
0, /* DE 222 <20> */
0, /* DF 223 <20> */
0, /* E0 224 <20> */
0, /* E1 225 <20> */
0, /* E2 226 <20> */
0, /* E3 227 <20> */
0, /* E4 228 <20> */
0, /* E5 229 <20> */
0, /* E6 230 <20> */
0, /* E7 231 <20> */
0, /* E8 232 <20> */
0, /* E9 233 <20> */
0, /* EA 234 <20> */
0, /* EB 235 <20> */
0, /* EC 236 <20> */
0, /* ED 237 <20> */
0, /* EE 238 <20> */
0, /* EF 239 <20> */
0, /* F0 240 <20> */
0, /* F1 241 <20> */
0, /* F2 242 <20> */
0, /* F3 243 <20> */
0, /* F4 244 <20> */
0, /* F5 245 <20> */
0, /* F6 246 <20> */
0, /* F7 247 <20> */
0, /* F8 248 <20> */
0, /* F9 249 <20> */
0, /* FA 250 <20> */
0, /* FB 251 <20> */
0, /* FC 252 <20> */
0, /* FD 253 <20> */
0, /* FE 254 <20> */
0, /* FF 255 <20> */
};

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Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/LPC17xx.h Normal file
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Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/core_cm3.h Normal file
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Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/cr_startup_lpc17.c Normal file
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@ -0,0 +1,358 @@
//*****************************************************************************
// +--+
// | ++----+
// +-++ |
// | |
// +-+--+ |
// | +--+--+
// +----+ Copyright (c) 2009 Code Red Technologies Ltd.
//
// Microcontroller Startup code for use with Red Suite
//
// Software License Agreement
//
// The software is owned by Code Red Technologies and/or its suppliers, and is
// protected under applicable copyright laws. All rights are reserved. Any
// use in violation of the foregoing restrictions may subject the user to criminal
// sanctions under applicable laws, as well as to civil liability for the breach
// of the terms and conditions of this license.
//
// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
// USE OF THIS SOFTWARE FOR COMMERCIAL DEVELOPMENT AND/OR EDUCATION IS SUBJECT
// TO A CURRENT END USER LICENSE AGREEMENT (COMMERCIAL OR EDUCATIONAL) WITH
// CODE RED TECHNOLOGIES LTD.
//
//*****************************************************************************
#define WEAK __attribute__ ((weak))
#define ALIAS(f) __attribute__ ((weak, alias (#f)))
//*****************************************************************************
//
// Forward declaration of the default handlers.
//
//*****************************************************************************
void Reset_Handler(void);
void ResetISR(void) ALIAS(Reset_Handler);
static void NMI_Handler(void);
static void HardFault_Handler(void);
static void MemManage_Handler(void) __attribute__((naked));
static void BusFault_Handler(void) __attribute__((naked));
static void UsageFault_Handler(void) __attribute__((naked));
static void DebugMon_Handler(void);
//*****************************************************************************
//
// Forward declaration of the specific IRQ handlers. These are aliased
// to the IntDefaultHandler, which is a 'forever' loop. When the application
// defines a handler (with the same name), this will automatically take
// precedence over these weak definitions
//
//*****************************************************************************
void WDT_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER0_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER1_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER2_IRQHandler(void) ALIAS(IntDefaultHandler);
void TIMER3_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART0_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART1_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART2_IRQHandler(void) ALIAS(IntDefaultHandler);
void UART3_IRQHandler(void) ALIAS(IntDefaultHandler);
void PWM1_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C0_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C1_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2C2_IRQHandler(void) ALIAS(IntDefaultHandler);
void SPI_IRQHandler(void) ALIAS(IntDefaultHandler);
void SSP0_IRQHandler(void) ALIAS(IntDefaultHandler);
void SSP1_IRQHandler(void) ALIAS(IntDefaultHandler);
void PLL0_IRQHandler(void) ALIAS(IntDefaultHandler);
void RTC_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT0_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT1_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT2_IRQHandler(void) ALIAS(IntDefaultHandler);
void EINT3_IRQHandler(void) ALIAS(IntDefaultHandler);
void ADC_IRQHandler(void) ALIAS(IntDefaultHandler);
void BOD_IRQHandler(void) ALIAS(IntDefaultHandler);
void USB_IRQHandler(void) ALIAS(IntDefaultHandler);
void CAN_IRQHandler(void) ALIAS(IntDefaultHandler);
void DMA_IRQHandler(void) ALIAS(IntDefaultHandler);
void I2S_IRQHandler(void) ALIAS(IntDefaultHandler);
void ENET_IRQHandler(void) ALIAS(IntDefaultHandler);
void RIT_IRQHandler(void) ALIAS(IntDefaultHandler);
void MCPWM_IRQHandler(void) ALIAS(IntDefaultHandler);
void QEI_IRQHandler(void) ALIAS(IntDefaultHandler);
void PLL1_IRQHandler(void) ALIAS(IntDefaultHandler);
extern void xPortSysTickHandler(void);
extern void xPortPendSVHandler(void);
extern void vPortSVCHandler( void );
//*****************************************************************************
//
// The entry point for the C++ library startup
//
//*****************************************************************************
extern WEAK void __libc_init_array(void);
//*****************************************************************************
//
// The entry point for the application.
// __main() is the entry point for redlib based applications
// main() is the entry point for newlib based applications
//
//*****************************************************************************
extern WEAK void __main(void);
extern WEAK void main(void);
//*****************************************************************************
//
// External declaration for the pointer to the stack top from the Linker Script
//
//*****************************************************************************
extern void _vStackTop;
//*****************************************************************************
//
// The vector table.
// This relies on the linker script to place at correct location in memory.
//
//*****************************************************************************
__attribute__ ((section(".isr_vector")))
void (* const g_pfnVectors[])(void) =
{
// Core Level - CM3
(void *)&_vStackTop, // The initial stack pointer
Reset_Handler, // The reset handler
NMI_Handler, // The NMI handler
HardFault_Handler, // The hard fault handler
MemManage_Handler, // The MPU fault handler
BusFault_Handler, // The bus fault handler
UsageFault_Handler, // The usage fault handler
0, // Reserved
0, // Reserved
0, // Reserved
0, // Reserved
vPortSVCHandler, // SVCall handler
DebugMon_Handler, // Debug monitor handler
0, // Reserved
xPortPendSVHandler, // The PendSV handler
xPortSysTickHandler, // The SysTick handler
// Chip Level - LPC17
WDT_IRQHandler, // 16, 0x40 - WDT
TIMER0_IRQHandler, // 17, 0x44 - TIMER0
TIMER1_IRQHandler, // 18, 0x48 - TIMER1
TIMER2_IRQHandler, // 19, 0x4c - TIMER2
TIMER3_IRQHandler, // 20, 0x50 - TIMER3
UART0_IRQHandler, // 21, 0x54 - UART0
UART1_IRQHandler, // 22, 0x58 - UART1
UART2_IRQHandler, // 23, 0x5c - UART2
UART3_IRQHandler, // 24, 0x60 - UART3
PWM1_IRQHandler, // 25, 0x64 - PWM1
I2C0_IRQHandler, // 26, 0x68 - I2C0
I2C1_IRQHandler, // 27, 0x6c - I2C1
I2C2_IRQHandler, // 28, 0x70 - I2C2
SPI_IRQHandler, // 29, 0x74 - SPI
SSP0_IRQHandler, // 30, 0x78 - SSP0
SSP1_IRQHandler, // 31, 0x7c - SSP1
PLL0_IRQHandler, // 32, 0x80 - PLL0 (Main PLL)
RTC_IRQHandler, // 33, 0x84 - RTC
EINT0_IRQHandler, // 34, 0x88 - EINT0
EINT1_IRQHandler, // 35, 0x8c - EINT1
EINT2_IRQHandler, // 36, 0x90 - EINT2
EINT3_IRQHandler, // 37, 0x94 - EINT3
ADC_IRQHandler, // 38, 0x98 - ADC
BOD_IRQHandler, // 39, 0x9c - BOD
USB_IRQHandler, // 40, 0xA0 - USB
CAN_IRQHandler, // 41, 0xa4 - CAN
DMA_IRQHandler, // 42, 0xa8 - GP DMA
I2S_IRQHandler, // 43, 0xac - I2S
ENET_IRQHandler, // Ethernet.
RIT_IRQHandler, // 45, 0xb4 - RITINT
MCPWM_IRQHandler, // 46, 0xb8 - Motor Control PWM
QEI_IRQHandler, // 47, 0xbc - Quadrature Encoder
PLL1_IRQHandler, // 48, 0xc0 - PLL1 (USB PLL)
};
//*****************************************************************************
//
// The following are constructs created by the linker, indicating where the
// the "data" and "bss" segments reside in memory. The initializers for the
// for the "data" segment resides immediately following the "text" segment.
//
//*****************************************************************************
extern unsigned long _etext;
extern unsigned long _data;
extern unsigned long _edata;
extern unsigned long _bss;
extern unsigned long _ebss;
//*****************************************************************************
// Reset entry point for your code.
// Sets up a simple runtime environment and initializes the C/C++
// library.
//
//*****************************************************************************
void Reset_Handler(void)
{
unsigned long *pulSrc, *pulDest;
//
// Copy the data segment initializers from flash to SRAM.
//
pulSrc = &_etext;
for(pulDest = &_data; pulDest < &_edata; )
{
*pulDest++ = *pulSrc++;
}
//
// Zero fill the bss segment. This is done with inline assembly since this
// will clear the value of pulDest if it is not kept in a register.
//
__asm(" ldr r0, =_bss\n"
" ldr r1, =_ebss\n"
" mov r2, #0\n"
" .thumb_func\n"
"zero_loop:\n"
" cmp r0, r1\n"
" it lt\n"
" strlt r2, [r0], #4\n"
" blt zero_loop");
//
// Call C++ library initilisation, if present
//
if (__libc_init_array)
__libc_init_array() ;
//
// Call the application's entry point.
// __main() is the entry point for redlib based applications (which calls main())
// main() is the entry point for newlib based applications
//
if (__main)
__main() ;
else
main() ;
//
// main() shouldn't return, but if it does, we'll just enter an infinite loop
//
while (1) {
;
}
}
//*****************************************************************************
//
// This is the code that gets called when the processor receives a NMI. This
// simply enters an infinite loop, preserving the system state for examination
// by a debugger.
//
//*****************************************************************************
static void NMI_Handler(void)
{
while(1)
{
}
}
static void HardFault_Handler(void)
{
for( ;; );
}
void pop_registers_from_fault_stack(unsigned int * hardfault_args)
{
unsigned int stacked_r0;
unsigned int stacked_r1;
unsigned int stacked_r2;
unsigned int stacked_r3;
unsigned int stacked_r12;
unsigned int stacked_lr;
unsigned int stacked_pc;
unsigned int stacked_psr;
stacked_r0 = ((unsigned long) hardfault_args[0]);
stacked_r1 = ((unsigned long) hardfault_args[1]);
stacked_r2 = ((unsigned long) hardfault_args[2]);
stacked_r3 = ((unsigned long) hardfault_args[3]);
stacked_r12 = ((unsigned long) hardfault_args[4]);
stacked_lr = ((unsigned long) hardfault_args[5]);
stacked_pc = ((unsigned long) hardfault_args[6]);
stacked_psr = ((unsigned long) hardfault_args[7]);
/* Inspect stacked_pc to locate the offending instruction. */
for( ;; );
}
static void MemManage_Handler(void)
{
__asm volatile
(
" tst lr, #4 \n"
" ite eq \n"
" mrseq r0, msp \n"
" mrsne r0, psp \n"
" ldr r1, [r0, #24] \n"
" ldr r2, handler2_address_const \n"
" bx r2 \n"
" handler2_address_const: .word pop_registers_from_fault_stack \n"
);
}
static void BusFault_Handler(void)
{
__asm volatile
(
" tst lr, #4 \n"
" ite eq \n"
" mrseq r0, msp \n"
" mrsne r0, psp \n"
" ldr r1, [r0, #24] \n"
" ldr r2, handler3_address_const \n"
" bx r2 \n"
" handler3_address_const: .word pop_registers_from_fault_stack \n"
);
}
static void UsageFault_Handler(void)
{
__asm volatile
(
" tst lr, #4 \n"
" ite eq \n"
" mrseq r0, msp \n"
" mrsne r0, psp \n"
" ldr r1, [r0, #24] \n"
" ldr r2, handler4_address_const \n"
" bx r2 \n"
" handler4_address_const: .word pop_registers_from_fault_stack \n"
);
}
static void DebugMon_Handler(void)
{
while(1)
{
}
}
//*****************************************************************************
//
// Processor ends up here if an unexpected interrupt occurs or a handler
// is not present in the application code.
//
//*****************************************************************************
static void IntDefaultHandler(void)
{
//
// Go into an infinite loop.
//
while(1)
{
}
}

763
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/main.c Normal file
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@ -0,0 +1,763 @@
/*
FreeRTOS V5.4.2 - Copyright (C) 2009 Real Time Engineers Ltd.
This file is part of the FreeRTOS distribution.
FreeRTOS is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License (version 2) as published by the
Free Software Foundation and modified by the FreeRTOS exception.
**NOTE** The exception to the GPL is included to allow you to distribute a
combined work that includes FreeRTOS without being obliged to provide the
source code for proprietary components outside of the FreeRTOS kernel.
Alternative commercial license and support terms are also available upon
request. See the licensing section of http://www.FreeRTOS.org for full
license details.
FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
You should have received a copy of the GNU General Public License along
with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59
Temple Place, Suite 330, Boston, MA 02111-1307 USA.
***************************************************************************
* *
* Looking for a quick start? Then check out the FreeRTOS eBook! *
* See http://www.FreeRTOS.org/Documentation for details *
* *
***************************************************************************
1 tab == 4 spaces!
Please ensure to read the configuration and relevant port sections of the
online documentation.
http://www.FreeRTOS.org - Documentation, latest information, license and
contact details.
http://www.SafeRTOS.com - A version that is certified for use in safety
critical systems.
http://www.OpenRTOS.com - Commercial support, development, porting,
licensing and training services.
*/
//#error The batch file Demo\CORTEX_LPC1768_GCC_RedSuite\CreateProjectDirectoryStructure.bat must be executed before the first build. After executing the batch file hit F5 to refrech the Eclipse project, then delete this line.
/* Library includes. */
#include <string.h>
/* Scheduler includes. */
#include "FreeRTOS.h"
#include "task.h"
#include "queue.h"
#include "semphr.h"
/* Red Suite includes. */
#include "lcd_driver.h"
#include "lcd.h"
/*-----------------------------------------------------------*/
/*
* This file demonstrates the use of MPU using just three tasks - two 'reg test'
* tasks and one 'check' task. Read the comments above the
* function prototypes for more information.
*/
/*-----------------------------------------------------------*/
/* Misc constants. */
#define mainDONT_BLOCK ( 0 )
/* Definitions for the messages that can be sent to the check task. */
#define mainREG_TEST_1_STILL_EXECUTING ( 0 )
#define mainREG_TEST_2_STILL_EXECUTING ( 1 )
#define mainPRINT_SYSTEM_STATUS ( 2 )
/* GCC specifics. */
#define mainALIGN_TO( x ) __attribute__((aligned(x)))
/* Hardware specifics. The start and end address are chosen to ensure the
required GPIO are covered while also ensuring the necessary alignment is
achieved. */
#define mainGPIO_START_ADDRESS ( 0x2009c000UL )
#define mainGPIO_END_ADDRESS ( mainGPIO_START_ADDRESS + ( 64 * 1024 ) )
/*-----------------------------------------------------------*/
/* Prototypes for functions that implement tasks. -----------*/
/*-----------------------------------------------------------*/
/*
* Prototype for the reg test tasks. Amongst other things, these fill the CPU
* registers with known values before checking that the registers still contain
* the expected values. Each of the two tasks use different values so an error
* in the context switch mechanism can be caught. Both reg test tasks execute
* at the idle priority so will get preempted regularly.
*/
static void prvRegTest1Task( void *pvParameters );
static void prvRegTest2Task( void *pvParameters );
/*
* Prototype for the check task. The check task demonstrates various features
* of the MPU before entering a loop where it waits for commands to arrive on a
* queue.
*
* The check task will periodically be commanded to print out a status message.
* If both the reg tests tasks are executing as expected the check task will
* print "PASS" to the debug port, otherwise it will print 'FAIL'. Debug port
* messages can be viewed within the CrossWorks IDE.
*/
static void prvCheckTask( void *pvParameters );
/*-----------------------------------------------------------*/
/* Prototypes for other misc functions. --------------------*/
/*-----------------------------------------------------------*/
/*
* Just configures any clocks and IO necessary.
*/
static void prvSetupHardware( void );
/*
* Simply deletes the calling task. The function is provided only because it
* is simpler to call from asm code than the normal vTaskDelete() API function.
* It has the noinline attribute because it is called from asm code.
*/
static void prvDeleteMe( void ) __attribute__((noinline));
/*
* Used by both reg test tasks to send messages to the check task. The message
* just lets the check task know that the sending is still functioning correctly.
* If a reg test task detects an error it will delete itself, and in so doing
* prevent itself from sending any more 'I'm Alive' messages to the check task.
*/
static void prvSendImAlive( xQueueHandle xHandle, unsigned long ulTaskNumber );
/*
* The check task is created with access to three memory regions (plus its
* stack). Each memory region is configured with different parameters and
* prvTestMemoryRegions() demonstrates what can and cannot be accessed for each
* region. prvTestMemoryRegions() also demonstrates a task that was created
* as a privileged task settings its own privilege level down to that of a user
* task.
*/
static void prvTestMemoryRegions( void );
/*-----------------------------------------------------------*/
/* The handle of the queue used to communicate between tasks and between tasks
and interrupts. Note that this is a file scope variable that falls outside of
any MPU region. As such other techniques have to be used to allow the tasks
to gain access to the queue. See the comments in the tasks themselves for
further information. */
static xQueueHandle xFileScopeCheckQueue = NULL;
/*-----------------------------------------------------------*/
/* Data used by the 'check' task. ---------------------------*/
/*-----------------------------------------------------------*/
/* Define the constants used to allocate the check task stack. Note that the
stack size is defined in words, not bytes. */
#define mainCHECK_TASK_STACK_SIZE_WORDS 128
#define mainCHECK_TASK_STACK_ALIGNMENT ( mainCHECK_TASK_STACK_SIZE_WORDS * sizeof( portSTACK_TYPE ) )
/* Declare the stack that will be used by the check task. The kernel will
automatically create an MPU region for the stack. The stack alignment must
match its size, so if 128 words are reserved for the stack then it must be
aligned to ( 128 * 4 ) bytes. */
static portSTACK_TYPE xCheckTaskStack[ mainCHECK_TASK_STACK_SIZE_WORDS ] mainALIGN_TO( mainCHECK_TASK_STACK_ALIGNMENT );
/* Declare three arrays - an MPU region will be created for each array
using the xTaskParameters structure below. Note that the arrays allocate
slightly more RAM than is actually assigned to the MPU region. This is to
permit writes off the end of the array to be detected even when the arrays are
placed in adjacent memory locations (with no gaps between them). The align
size must be a power of two. */
#define mainREAD_WRITE_ARRAY_SIZE 130
#define mainREAD_WRITE_ALIGN_SIZE 128
char cReadWriteArray[ mainREAD_WRITE_ARRAY_SIZE ] mainALIGN_TO( mainREAD_WRITE_ALIGN_SIZE );
#define mainREAD_ONLY_ARRAY_SIZE 260
#define mainREAD_ONLY_ALIGN_SIZE 256
char cReadOnlyArray[ mainREAD_ONLY_ARRAY_SIZE ] mainALIGN_TO( mainREAD_ONLY_ALIGN_SIZE );
#define mainPRIVILEGED_ONLY_ACCESS_ARRAY_SIZE 130
#define mainPRIVILEGED_ONLY_ACCESS_ALIGN_SIZE 128
char cPrivilegedOnlyAccessArray[ mainPRIVILEGED_ONLY_ACCESS_ALIGN_SIZE ] mainALIGN_TO( mainPRIVILEGED_ONLY_ACCESS_ALIGN_SIZE );
/* Fill in a xTaskParameters structure to define the check task. */
static const xTaskParameters xCheckTaskParameters =
{
prvCheckTask, /* pvTaskCode - the function that implements the task. */
( signed char * ) "Check", /* pcName */
mainCHECK_TASK_STACK_SIZE_WORDS, /* usStackDepth - defined in words, not bytes. */
( void * ) 0x12121212, /* pvParameters - this value is just to test that the parameter is being passed into the task correctly. */
( tskIDLE_PRIORITY + 1 ) | portPRIVILEGE_BIT,/* uxPriority - this is the highest priority task in the system. The task is created in privileged mode to demonstrate accessing the privileged only data. */
xCheckTaskStack, /* puxStackBuffer - the array to use as the task stack, as declared above. */
/* xRegions - In this case the xRegions array is used to create MPU regions
for all three of the arrays declared directly above. Each MPU region is
created with different parameters. */
{
/* Base address Length Parameters */
{ cReadWriteArray, mainREAD_WRITE_ALIGN_SIZE, portMPU_REGION_READ_WRITE },
{ cReadOnlyArray, mainREAD_ONLY_ALIGN_SIZE, portMPU_REGION_READ_ONLY },
{ cPrivilegedOnlyAccessArray, mainPRIVILEGED_ONLY_ACCESS_ALIGN_SIZE, portMPU_REGION_PRIVILEGED_READ_WRITE }
}
};
/* Three MPU regions are defined for use by the 'check' task when the task is
created. These are only used to demonstrate the MPU features and are not
actually necessary for the check task to fulfill its primary purpose. Instead
the MPU regions are replaced with those defined by xAltRegions prior to the
check task receiving any data on the queue or printing any messages to the
debug console. The MPU region defined below covers the GPIO peripherals used
to write to the LCD. */
static const xMemoryRegion xAltRegions[ portNUM_CONFIGURABLE_REGIONS ] =
{
/* Base address Length Parameters */
{ mainGPIO_START_ADDRESS, ( 64 * 1024 ), portMPU_REGION_READ_WRITE },
{ 0, 0, 0 },
{ 0, 0, 0 }
};
/*-----------------------------------------------------------*/
/* Data used by the 'reg test' tasks. -----------------------*/
/*-----------------------------------------------------------*/
/* Define the constants used to allocate the reg test task stacks. Note that
that stack size is defined in words, not bytes. */
#define mainREG_TEST_STACK_SIZE_WORDS 128
#define mainREG_TEST_STACK_ALIGNMENT ( mainREG_TEST_STACK_SIZE_WORDS * sizeof( portSTACK_TYPE ) )
/* Declare the stacks that will be used by the reg test tasks. The kernel will
automatically create an MPU region for the stack. The stack alignment must
match its size, so if 128 words are reserved for the stack then it must be
aligned to ( 128 * 4 ) bytes. */
static portSTACK_TYPE xRegTest1Stack[ mainREG_TEST_STACK_SIZE_WORDS ] mainALIGN_TO( mainREG_TEST_STACK_ALIGNMENT );
static portSTACK_TYPE xRegTest2Stack[ mainREG_TEST_STACK_SIZE_WORDS ] mainALIGN_TO( mainREG_TEST_STACK_ALIGNMENT );
/* Fill in a xTaskParameters structure per reg test task to define the tasks. */
static const xTaskParameters xRegTest1Parameters =
{
prvRegTest1Task, /* pvTaskCode - the function that implements the task. */
( signed char * ) "RegTest1", /* pcName */
mainREG_TEST_STACK_SIZE_WORDS, /* usStackDepth */
( void * ) 0x12345678, /* pvParameters - this value is just to test that the parameter is being passed into the task correctly. */
tskIDLE_PRIORITY | portPRIVILEGE_BIT, /* uxPriority - note that this task is created with privileges to demonstrate one method of passing a queue handle into the task. */
xRegTest1Stack, /* puxStackBuffer - the array to use as the task stack, as declared above. */
{ /* xRegions - this task does not use any non-stack data. */
/* Base address Length Parameters */
{ 0x00, 0x00, 0x00 },
{ 0x00, 0x00, 0x00 },
{ 0x00, 0x00, 0x00 }
}
};
/*-----------------------------------------------------------*/
static xTaskParameters xRegTest2Parameters =
{
prvRegTest2Task, /* pvTaskCode - the function that implements the task. */
( signed char * ) "RegTest2", /* pcName */
mainREG_TEST_STACK_SIZE_WORDS, /* usStackDepth */
( void * ) NULL, /* pvParameters - this task uses the parameter to pass in a queue handle, but the queue is not created yet. */
tskIDLE_PRIORITY, /* uxPriority */
xRegTest2Stack, /* puxStackBuffer - the array to use as the task stack, as declared above. */
{ /* xRegions - this task does not use any non-stack data. */
/* Base address Length Parameters */
{ 0x00, 0x00, 0x00 },
{ 0x00, 0x00, 0x00 },
{ 0x00, 0x00, 0x00 }
}
};
/*-----------------------------------------------------------*/
int main( void )
{
prvSetupHardware();
/* Create the queue used to pass "I'm alive" messages to the check task. */
xFileScopeCheckQueue = xQueueCreate( 1, sizeof( unsigned long ) );
/* One check task uses the task parameter to receive the queue handle.
This allows the file scope variable to be accessed from within the task.
The pvParameters member of xRegTest2Parameters can only be set after the
queue has been created. */
xRegTest2Parameters.pvParameters = xFileScopeCheckQueue;
/* Create the three test tasks. Handles to the created tasks are not
required, hence the second parameter is NULL. */
xTaskCreateRestricted( &xRegTest1Parameters, NULL );
xTaskCreateRestricted( &xRegTest2Parameters, NULL );
xTaskCreateRestricted( &xCheckTaskParameters, NULL );
/* Start the scheduler. */
vTaskStartScheduler();
/* Will only get here if there was insufficient memory to create the idle
task. */
for( ;; );
return 0;
}
/*-----------------------------------------------------------*/
static void prvCheckTask( void *pvParameters )
{
/* This task is created in privileged mode so can access the file scope
queue variable. Take a stack copy of this before the task is set into user
mode. Once that task is in user mode the file scope queue variable will no
longer be accessible but the stack copy will. */
xQueueHandle xQueue = xFileScopeCheckQueue;
long lMessage;
unsigned long ulStillAliveCounts[ 2 ] = { 0 };
char *pcStatusMessage = "PASS\r\n";
unsigned char x = 5, y = 10;
/* Just to remove compiler warning. */
( void ) pvParameters;
/* Demonstrate how the various memory regions can and can't be accessed.
The task privilege is set down to user mode within this function. */
prvTestMemoryRegions();
/* Change the memory regions allocated to this task to those initially
set up for demonstration purposes to those actually required by the task. */
vTaskAllocateMPURegions( NULL, xAltRegions );
/* This loop performs the main function of the task, which is blocking
on a message queue then processing each message as it arrives. */
for( ;; )
{
/* Wait for the next message to arrive. */
xQueueReceive( xQueue, &lMessage, portMAX_DELAY );
switch( lMessage )
{
case mainREG_TEST_1_STILL_EXECUTING :
/* Message from task 1, so task 1 must still be executing. */
( ulStillAliveCounts[ 0 ] )++;
break;
case mainREG_TEST_2_STILL_EXECUTING :
/* Message from task 2, so task 2 must still be executing. */
( ulStillAliveCounts[ 1 ] )++;
break;
case mainPRINT_SYSTEM_STATUS :
/* Message from tick hook, time to print out the system
status. If messages has stopped arriving from either reg
test task then the status must be set to fail. */
if( ( ulStillAliveCounts[ 0 ] == 0 ) || ( ulStillAliveCounts[ 1 ] == 0 ) )
{
/* One or both of the test tasks are no longer sending
'still alive' messages. */
pcStatusMessage = "FAIL\r\n";
}
/* Print a pass/fail message to the LCD - moving the
message each time to provide feedback that the output
is still being produced. LCD_PrintString() accesses const
data stored in flash, which all tasks are at liberty to do,
and GPIO for which an MPU region has been set up for it. */
LCD_ClearScreen();
LCD_PrintString( x>>1, y>>1, pcStatusMessage, 6, COLOR_RED );
x += 7;
y += 9;
/* Reset the count of 'still alive' messages. */
memset( ulStillAliveCounts, 0x00, sizeof( ulStillAliveCounts ) );
break;
default :
/* Something unexpected happened. Delete this task so the
error is apparent (no output will be displayed). */
prvDeleteMe();
break;
}
}
}
/*-----------------------------------------------------------*/
static void prvTestMemoryRegions( void )
{
long l;
char cTemp;
/* The check task is created in the privileged mode. The privileged array
can be both read from and written to while this task is privileged. */
cPrivilegedOnlyAccessArray[ 0 ] = 'a';
if( cPrivilegedOnlyAccessArray[ 0 ] != 'a' )
{
/* Something unexpected happened. Delete this task so the error is
apparent (no output will be displayed). */
prvDeleteMe();
}
/* Writing off the end of the RAM allocated to this task will *NOT* cause a
protection fault because the task is still executing in a privileged mode.
Uncomment the following to test. */
/*cPrivilegedOnlyAccessArray[ mainPRIVILEGED_ONLY_ACCESS_ALIGN_SIZE ] = 'a';*/
/* Now set the task into user mode. */
portSWITCH_TO_USER_MODE();
/* Accessing the privileged only array will now cause a fault. Uncomment
the following line to test. */
/*cPrivilegedOnlyAccessArray[ 0 ] = 'a';*/
/* The read/write array can still be successfully read and written. */
for( l = 0; l < mainREAD_WRITE_ALIGN_SIZE; l++ )
{
cReadWriteArray[ l ] = 'a';
if( cReadWriteArray[ l ] != 'a' )
{
/* Something unexpected happened. Delete this task so the error is
apparent (no output will be displayed). */
prvDeleteMe();
}
}
/* But attempting to read or write off the end of the RAM allocated to this
task will cause a fault. Uncomment either of the following two lines to
test. */
/* cReadWriteArray[ 0 ] = cReadWriteArray[ -1 ]; */
/* cReadWriteArray[ mainREAD_WRITE_ALIGN_SIZE ] = 0x00; */
/* The read only array can be successfully read... */
for( l = 0; l < mainREAD_ONLY_ALIGN_SIZE; l++ )
{
cTemp = cReadOnlyArray[ l ];
}
/* ...but cannot be written. Uncomment the following line to test. */
/* cReadOnlyArray[ 0 ] = 'a'; */
/* Writing to the first and last locations in the stack array should not
cause a protection fault. Note that doing this will cause the kernel to
detect a stack overflow if configCHECK_FOR_STACK_OVERFLOW is greater than
1. */
xCheckTaskStack[ 0 ] = 0;
xCheckTaskStack[ mainCHECK_TASK_STACK_SIZE_WORDS - 1 ] = 0;
/* Writing off either end of the stack array should cause a protection
fault, uncomment either of the following two lines to test. */
/* xCheckTaskStack[ -1 ] = 0; */
/* xCheckTaskStack[ mainCHECK_TASK_STACK_SIZE_WORDS ] = 0; */
}
/*-----------------------------------------------------------*/
static void prvRegTest1Task( void *pvParameters )
{
/* This task is created in privileged mode so can access the file scope
queue variable. Take a stack copy of this before the task is set into user
mode. Once that task is in user mode the file scope queue variable will no
longer be accessible but the stack copy will. */
xQueueHandle xQueue = xFileScopeCheckQueue;
/* Now the queue handle has been obtained the task can switch to user
mode. This is just one method of passing a handle into a protected
task, the other reg test task uses the task parameter instead. */
portSWITCH_TO_USER_MODE();
/* First check that the parameter value is as expected. */
if( pvParameters != ( void * ) 0x12345678 )
{
/* Error detected. Delete the task so it stops communicating with
the check task. */
prvDeleteMe();
}
for( ;; )
{
/* This task tests the kernel context switch mechanism by reading and
writing directly to registers - which requires the test to be written
in assembly code. */
__asm volatile
(
" MOV R4, #104 \n" /* Set registers to a known value. R0 to R1 are done in the loop below. */
" MOV R5, #105 \n"
" MOV R6, #106 \n"
" MOV R8, #108 \n"
" MOV R9, #109 \n"
" MOV R10, #110 \n"
" MOV R11, #111 \n"
"reg1loop: \n"
" MOV R0, #100 \n" /* Set the scratch registers to known values - done inside the loop as they get clobbered. */
" MOV R1, #101 \n"
" MOV R2, #102 \n"
" MOV R3, #103 \n"
" MOV R12, #112 \n"
" SVC #1 \n" /* Yield just to increase test coverage. */
" CMP R0, #100 \n" /* Check all the registers still contain their expected values. */
" BNE prvDeleteMe \n" /* Value was not as expected, delete the task so it stops communicating with the check task. */
" CMP R1, #101 \n"
" BNE prvDeleteMe \n"
" CMP R2, #102 \n"
" BNE prvDeleteMe \n"
" CMP R3, #103 \n"
" BNE prvDeleteMe \n"
" CMP R4, #104 \n"
" BNE prvDeleteMe \n"
" CMP R5, #105 \n"
" BNE prvDeleteMe \n"
" CMP R6, #106 \n"
" BNE prvDeleteMe \n"
" CMP R8, #108 \n"
" BNE prvDeleteMe \n"
" CMP R9, #109 \n"
" BNE prvDeleteMe \n"
" CMP R10, #110 \n"
" BNE prvDeleteMe \n"
" CMP R11, #111 \n"
" BNE prvDeleteMe \n"
" CMP R12, #112 \n"
" BNE prvDeleteMe \n"
);
/* Send mainREG_TEST_1_STILL_EXECUTING to the check task to indicate that this
task is still functioning. */
prvSendImAlive( xQueue, mainREG_TEST_1_STILL_EXECUTING );
/* Go back to check all the register values again. */
__asm volatile( " B reg1loop " );
}
}
/*-----------------------------------------------------------*/
static void prvRegTest2Task( void *pvParameters )
{
/* The queue handle is passed in as the task parameter. This is one method of
passing data into a protected task, the other check task uses a different
method. */
xQueueHandle xQueue = ( xQueueHandle ) pvParameters;
for( ;; )
{
/* This task tests the kernel context switch mechanism by reading and
writing directly to registers - which requires the test to be written
in assembly code. */
__asm volatile
(
" MOV R4, #4 \n" /* Set registers to a known value. R0 to R1 are done in the loop below. */
" MOV R5, #5 \n"
" MOV R6, #6 \n"
" MOV R8, #8 \n" /* Frame pointer is omitted as it must not be changed. */
" MOV R9, #9 \n"
" MOV R10, 10 \n"
" MOV R11, #11 \n"
"reg2loop: \n"
" MOV R0, #13 \n" /* Set the scratch registers to known values - done inside the loop as they get clobbered. */
" MOV R1, #1 \n"
" MOV R2, #2 \n"
" MOV R3, #3 \n"
" MOV R12, #12 \n"
" CMP R0, #13 \n" /* Check all the registers still contain their expected values. */
" BNE prvDeleteMe \n" /* Value was not as expected, delete the task so it stops communicating with the check task */
" CMP R1, #1 \n"
" BNE prvDeleteMe \n"
" CMP R2, #2 \n"
" BNE prvDeleteMe \n"
" CMP R3, #3 \n"
" BNE prvDeleteMe \n"
" CMP R4, #4 \n"
" BNE prvDeleteMe \n"
" CMP R5, #5 \n"
" BNE prvDeleteMe \n"
" CMP R6, #6 \n"
" BNE prvDeleteMe \n"
" CMP R8, #8 \n"
" BNE prvDeleteMe \n"
" CMP R9, #9 \n"
" BNE prvDeleteMe \n"
" CMP R10, #10 \n"
" BNE prvDeleteMe \n"
" CMP R11, #11 \n"
" BNE prvDeleteMe \n"
" CMP R12, #12 \n"
" BNE prvDeleteMe \n"
);
/* Send mainREG_TEST_2_STILL_EXECUTING to the check task to indicate that this
task is still functioning. */
prvSendImAlive( xQueue, mainREG_TEST_2_STILL_EXECUTING );
/* Go back to check all the register values again. */
__asm volatile( " B reg2loop " );
}
}
/*-----------------------------------------------------------*/
static void prvDeleteMe( void )
{
vTaskDelete( NULL );
}
/*-----------------------------------------------------------*/
static void prvSendImAlive( xQueueHandle xHandle, unsigned long ulTaskNumber )
{
if( xHandle != NULL )
{
xQueueSend( xHandle, &ulTaskNumber, mainDONT_BLOCK );
}
}
/*-----------------------------------------------------------*/
void prvSetupHardware( void )
{
/* Disable peripherals power. */
SC->PCONP = 0;
/* Enable GPIO power. */
SC->PCONP = PCONP_PCGPIO;
/* Disable TPIU. */
PINCON->PINSEL10 = 0;
if ( SC->PLL0STAT & ( 1 << 25 ) )
{
/* Enable PLL, disconnected. */
SC->PLL0CON = 1;
SC->PLL0FEED = PLLFEED_FEED1;
SC->PLL0FEED = PLLFEED_FEED2;
}
/* Disable PLL, disconnected. */
SC->PLL0CON = 0;
SC->PLL0FEED = PLLFEED_FEED1;
SC->PLL0FEED = PLLFEED_FEED2;
/* Enable main OSC. */
SC->SCS |= 0x20;
while( !( SC->SCS & 0x40 ) );
/* select main OSC, 12MHz, as the PLL clock source. */
SC->CLKSRCSEL = 0x1;
SC->PLL0CFG = 0x20031;
SC->PLL0FEED = PLLFEED_FEED1;
SC->PLL0FEED = PLLFEED_FEED2;
/* Enable PLL, disconnected. */
SC->PLL0CON = 1;
SC->PLL0FEED = PLLFEED_FEED1;
SC->PLL0FEED = PLLFEED_FEED2;
/* Set clock divider. */
SC->CCLKCFG = 0x03;
/* Configure flash accelerator. */
SC->FLASHCFG = 0x403a;
/* Check lock bit status. */
while( ( ( SC->PLL0STAT & ( 1 << 26 ) ) == 0 ) );
/* Enable and connect. */
SC->PLL0CON = 3;
SC->PLL0FEED = PLLFEED_FEED1;
SC->PLL0FEED = PLLFEED_FEED2;
while( ( ( SC->PLL0STAT & ( 1 << 25 ) ) == 0 ) );
/* Configure the clock for the USB. */
if( SC->PLL1STAT & ( 1 << 9 ) )
{
/* Enable PLL, disconnected. */
SC->PLL1CON = 1;
SC->PLL1FEED = PLLFEED_FEED1;
SC->PLL1FEED = PLLFEED_FEED2;
}
/* Disable PLL, disconnected. */
SC->PLL1CON = 0;
SC->PLL1FEED = PLLFEED_FEED1;
SC->PLL1FEED = PLLFEED_FEED2;
SC->PLL1CFG = 0x23;
SC->PLL1FEED = PLLFEED_FEED1;
SC->PLL1FEED = PLLFEED_FEED2;
/* Enable PLL, disconnected. */
SC->PLL1CON = 1;
SC->PLL1FEED = PLLFEED_FEED1;
SC->PLL1FEED = PLLFEED_FEED2;
while( ( ( SC->PLL1STAT & ( 1 << 10 ) ) == 0 ) );
/* Enable and connect. */
SC->PLL1CON = 3;
SC->PLL1FEED = PLLFEED_FEED1;
SC->PLL1FEED = PLLFEED_FEED2;
while( ( ( SC->PLL1STAT & ( 1 << 9 ) ) == 0 ) );
/* Setup the peripheral bus to be the same as the PLL output (64 MHz). */
SC->PCLKSEL0 = 0x05555555;
/* Prepare the LCD. */
LCDdriver_initialisation();
LCD_PrintString( 5, 10, "FreeRTOS.org", 14, COLOR_GREEN);
}
/*-----------------------------------------------------------*/
void vApplicationTickHook( void )
{
static unsigned long ulCallCount;
const unsigned long ulCallsBetweenSends = 5000 / portTICK_RATE_MS;
const unsigned long ulMessage = mainPRINT_SYSTEM_STATUS;
portBASE_TYPE xDummy;
/* If configUSE_TICK_HOOK is set to 1 then this function will get called
from each RTOS tick. It is called from the tick interrupt and therefore
will be executing in the privileged state. */
ulCallCount++;
/* Is it time to print out the pass/fail message again? */
if( ulCallCount >= ulCallsBetweenSends )
{
ulCallCount = 0;
/* Send a message to the check task to command it to check that all
the tasks are still running then print out the status.
This is running in an ISR so has to use the "FromISR" version of
xQueueSend(). Because it is in an ISR it is running with privileges
so can access xFileScopeCheckQueue directly. */
xQueueSendFromISR( xFileScopeCheckQueue, &ulMessage, &xDummy );
}
}
/*-----------------------------------------------------------*/
void vApplicationStackOverflowHook( xTaskHandle *pxTask, signed portCHAR *pcTaskName )
{
/* If configCHECK_FOR_STACK_OVERFLOW is set to either 1 or 2 then this
function will automatically get called if a task overflows its stack. */
( void ) pxTask;
( void ) pcTaskName;
for( ;; );
}
/*-----------------------------------------------------------*/
void vApplicationMallocFailedHook( void )
{
/* If configUSE_MALLOC_FAILED_HOOK is set to 1 then this function will
be called automatically if a call to pvPortMalloc() fails. pvPortMalloc()
is called automatically when a task, queue or semaphore is created. */
for( ;; );
}
/*-----------------------------------------------------------*/

293
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/printf-stdarg.c Normal file
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/*
Copyright 2001, 2002 Georges Menie (www.menie.org)
stdarg version contributed by Christian Ettinger
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/*
putchar is the only external dependency for this file,
if you have a working putchar, leave it commented out.
If not, uncomment the define below and
replace outbyte(c) by your own function call.
*/
#define putchar(c) c
#include <stdarg.h>
static void printchar(char **str, int c)
{
//extern int putchar(int c);
if (str) {
**str = (char)c;
++(*str);
}
else
{
(void)putchar(c);
}
}
#define PAD_RIGHT 1
#define PAD_ZERO 2
static int prints(char **out, const char *string, int width, int pad)
{
register int pc = 0, padchar = ' ';
if (width > 0) {
register int len = 0;
register const char *ptr;
for (ptr = string; *ptr; ++ptr) ++len;
if (len >= width) width = 0;
else width -= len;
if (pad & PAD_ZERO) padchar = '0';
}
if (!(pad & PAD_RIGHT)) {
for ( ; width > 0; --width) {
printchar (out, padchar);
++pc;
}
}
for ( ; *string ; ++string) {
printchar (out, *string);
++pc;
}
for ( ; width > 0; --width) {
printchar (out, padchar);
++pc;
}
return pc;
}
/* the following should be enough for 32 bit int */
#define PRINT_BUF_LEN 12
static int printi(char **out, int i, int b, int sg, int width, int pad, int letbase)
{
char print_buf[PRINT_BUF_LEN];
register char *s;
register int t, neg = 0, pc = 0;
register unsigned int u = (unsigned int)i;
if (i == 0) {
print_buf[0] = '0';
print_buf[1] = '\0';
return prints (out, print_buf, width, pad);
}
if (sg && b == 10 && i < 0) {
neg = 1;
u = (unsigned int)-i;
}
s = print_buf + PRINT_BUF_LEN-1;
*s = '\0';
while (u) {
t = (unsigned int)u % b;
if( t >= 10 )
t += letbase - '0' - 10;
*--s = (char)(t + '0');
u /= b;
}
if (neg) {
if( width && (pad & PAD_ZERO) ) {
printchar (out, '-');
++pc;
--width;
}
else {
*--s = '-';
}
}
return pc + prints (out, s, width, pad);
}
static int print( char **out, const char *format, va_list args )
{
register int width, pad;
register int pc = 0;
char scr[2];
for (; *format != 0; ++format) {
if (*format == '%') {
++format;
width = pad = 0;
if (*format == '\0') break;
if (*format == '%') goto out;
if (*format == '-') {
++format;
pad = PAD_RIGHT;
}
while (*format == '0') {
++format;
pad |= PAD_ZERO;
}
for ( ; *format >= '0' && *format <= '9'; ++format) {
width *= 10;
width += *format - '0';
}
if( *format == 's' ) {
register char *s = (char *)va_arg( args, int );
pc += prints (out, s?s:"(null)", width, pad);
continue;
}
if( *format == 'd' ) {
pc += printi (out, va_arg( args, int ), 10, 1, width, pad, 'a');
continue;
}
if( *format == 'x' ) {
pc += printi (out, va_arg( args, int ), 16, 0, width, pad, 'a');
continue;
}
if( *format == 'X' ) {
pc += printi (out, va_arg( args, int ), 16, 0, width, pad, 'A');
continue;
}
if( *format == 'u' ) {
pc += printi (out, va_arg( args, int ), 10, 0, width, pad, 'a');
continue;
}
if( *format == 'c' ) {
/* char are converted to int then pushed on the stack */
scr[0] = (char)va_arg( args, int );
scr[1] = '\0';
pc += prints (out, scr, width, pad);
continue;
}
}
else {
out:
printchar (out, *format);
++pc;
}
}
if (out) **out = '\0';
va_end( args );
return pc;
}
int printf(const char *format, ...)
{
va_list args;
va_start( args, format );
return print( 0, format, args );
}
int sprintf(char *out, const char *format, ...)
{
va_list args;
va_start( args, format );
return print( &out, format, args );
}
int snprintf( char *buf, unsigned int count, const char *format, ... )
{
va_list args;
( void ) count;
va_start( args, format );
return print( &buf, format, args );
}
#ifdef TEST_PRINTF
int main(void)
{
char *ptr = "Hello world!";
char *np = 0;
int i = 5;
unsigned int bs = sizeof(int)*8;
int mi;
char buf[80];
mi = (1 << (bs-1)) + 1;
printf("%s\n", ptr);
printf("printf test\n");
printf("%s is null pointer\n", np);
printf("%d = 5\n", i);
printf("%d = - max int\n", mi);
printf("char %c = 'a'\n", 'a');
printf("hex %x = ff\n", 0xff);
printf("hex %02x = 00\n", 0);
printf("signed %d = unsigned %u = hex %x\n", -3, -3, -3);
printf("%d %s(s)%", 0, "message");
printf("\n");
printf("%d %s(s) with %%\n", 0, "message");
sprintf(buf, "justif: \"%-10s\"\n", "left"); printf("%s", buf);
sprintf(buf, "justif: \"%10s\"\n", "right"); printf("%s", buf);
sprintf(buf, " 3: %04d zero padded\n", 3); printf("%s", buf);
sprintf(buf, " 3: %-4d left justif.\n", 3); printf("%s", buf);
sprintf(buf, " 3: %4d right justif.\n", 3); printf("%s", buf);
sprintf(buf, "-3: %04d zero padded\n", -3); printf("%s", buf);
sprintf(buf, "-3: %-4d left justif.\n", -3); printf("%s", buf);
sprintf(buf, "-3: %4d right justif.\n", -3); printf("%s", buf);
return 0;
}
/*
* if you compile this file with
* gcc -Wall $(YOUR_C_OPTIONS) -DTEST_PRINTF -c printf.c
* you will get a normal warning:
* printf.c:214: warning: spurious trailing `%' in format
* this line is testing an invalid % at the end of the format string.
*
* this should display (on 32bit int machine) :
*
* Hello world!
* printf test
* (null) is null pointer
* 5 = 5
* -2147483647 = - max int
* char a = 'a'
* hex ff = ff
* hex 00 = 00
* signed -3 = unsigned 4294967293 = hex fffffffd
* 0 message(s)
* 0 message(s) with %
* justif: "left "
* justif: " right"
* 3: 0003 zero padded
* 3: 3 left justif.
* 3: 3 right justif.
* -3: -003 zero padded
* -3: -3 left justif.
* -3: -3 right justif.
*/
#endif
/* To keep linker happy. */
int write( int i, char* c, int n)
{
(void)i;
(void)n;
(void)c;
return 0;
}

115
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/rtosdemo_rdb1768_Debug.ld Normal file
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/*
* GENERATED FILE - DO NOT EDIT
* (C) Code Red Technologies Ltd, 2008-9
* Generated C linker script file for LPC1768
* (created from nxp_lpc13_c.ld (v2.0.11 (200907061347)) on Thu Jul 09 12:44:31 BST 2009)
*/
GROUP(libgcc.a libc.a)
MEMORY
{
FLASH (rx) : ORIGIN = 0x0 LENGTH = 0x80000
SRAM (rwx) : ORIGIN = 0x10000000, LENGTH = 0x8000
AHBRAM0 : ORIGIN = 0x2007c000, LENGTH = 0x4000
AHBRAM1 : ORIGIN = 0x20080000, LENGTH = 0x4000
}
_vRamTop = 0x10000000 + 0x8000;
ENTRY(ResetISR)
SECTIONS
{
__FLASH_segment_start__ = .;
/* Privileged section at the start of the flash - vectors must be first
whatever. */
privileged_functions :
{
KEEP(*(.isr_vector))
*(privileged_functions)
__privileged_functions_end__ = .;
} > FLASH
.text :
{
/* Non privileged code kept out of the first 16K or flash. */
. = 16K;
*(.text*)
*(.rodata*)
} > FLASH
/* for exception handling/unwind - some Newlib functions (in common with C++ and STDC++) use this. */
.ARM.extab :
{
*(.ARM.extab* .gnu.linkonce.armextab.*)
} > FLASH
__exidx_start = .;
.ARM.exidx :
{
*(.ARM.exidx* .gnu.linkonce.armexidx.*)
} > FLASH
__exidx_end = .;
_etext = .;
__FLASH_segment_end__ = .;
/* zero initialized data */
privileged_data :
{
_bss = .;
__privileged_data_start__ = .;
__SRAM_segment_start__ = .;
*(privileged_data)
__privileged_data_end__ = .;
} > SRAM
/* Non kernel data is kept out of the first 256 bytes of SRAM. */
. = 0x10000000 + 256;
.bss :
{
*(.bss*)
*(COMMON)
_ebss = .;
} > SRAM
.data : AT (__exidx_end)
{
_data = .;
*(vtable)
*(.data*)
_edata = .;
} > SRAM
/* Where we put the heap with cr_clib */
.cr_heap :
{
end = .;
_pvHeapStart = .;
__SRAM_segment_end__ = .;
} > SRAM
/*
Note: (ref: M0000066)
Moving the stack down by 16 is to work around a GDB bug.
This space can be reclaimed for Production Builds.
*/
_vStackTop = _vRamTop - 16;
.ETHRAM :
{
} > AHBRAM0
.USBRAM :
{
} > AHBRAM1
}

82
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/syscalls.c Normal file
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/* Don't need anything here. */
#include <stdlib.h>
#include <sys/stat.h>
int _read_r (struct _reent *r, int file, char * ptr, int len)
{
( void ) r;
( void ) file;
( void ) ptr;
( void ) len;
return -1;
}
/***************************************************************************/
int _lseek_r (struct _reent *r, int file, int ptr, int dir)
{
( void ) r;
( void ) file;
( void ) ptr;
( void ) dir;
return 0;
}
/***************************************************************************/
int _write_r (struct _reent *r, int file, char * ptr, int len)
{
( void ) r;
( void ) file;
( void ) ptr;
( void ) len;
return 0;
}
/***************************************************************************/
int _close_r (struct _reent *r, int file)
{
( void ) r;
( void ) file;
return 0;
}
/***************************************************************************/
caddr_t _sbrk_r (struct _reent *r, int incr)
{
( void ) r;
( void ) incr;
return 0;
}
/***************************************************************************/
int _fstat_r (struct _reent *r, int file, struct stat * st)
{
( void ) r;
( void ) file;
( void ) st;
return 0;
}
/***************************************************************************/
int _isatty_r(struct _reent *r, int fd)
{
( void ) r;
( void ) fd;
return 0;
}

40
Demo/CORTEX_MPU_LPC1768_GCC_RedSuite/src/system_LPC17xx.h Normal file
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/******************************************************************************
* @file: system_LPC17xx.h
* @purpose: CMSIS Cortex-M3 Device Peripheral Access Layer Header File
* for the NXP LPC17xx Device Series
* @version: V1.0
* @date: 25. Nov. 2008
*----------------------------------------------------------------------------
*
* Copyright (C) 2008 ARM Limited. All rights reserved.
*
* ARM Limited (ARM) is supplying this software for use with Cortex-M3
* processor based microcontrollers. This file can be freely distributed
* within development tools that are supporting such ARM based processors.
*
* THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
* OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
* ARM SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
* CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
*
******************************************************************************/
#ifndef __SYSTEM_LPC17xx_H
#define __SYSTEM_LPC17xx_H
extern uint32_t SystemFrequency; /*!< System Clock Frequency (Core Clock) */
/**
* Initialize the system
*
* @param none
* @return none
*
* @brief Setup the microcontroller system.
* Initialize the System and update the SystemFrequency variable.
*/
extern void SystemInit (void);
#endif