Before changing headers to V6 and changing portLONG, portSHORt and portCHAR to their standard C types.

2025-08-20 10:08:33 -04:00 · 2009-10-05 08:33:08 +00:00 · 2009-10-05 08:33:08 +00:00 · 5c64e1fad9
commit 5c64e1fad9
parent 3dfbb349ca
4417 changed files with 1261274 additions and 0 deletions
--- a/20091005/Demo/AVR_ATMega323_WinAVR/ParTest/ParTest.c
+++ b/20091005/Demo/AVR_ATMega323_WinAVR/ParTest/ParTest.c
@ -0,0 +1,138 @@
+/*
+	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.
+*/
+
+/* 
+Changes from V2.0.0
+
+	+ Use scheduler suspends in place of critical sections.
+
+Changes from V2.6.0
+
+	+ Replaced the inb() and outb() functions with direct memory
+	  access.  This allows the port to be built with the 20050414 build of
+	  WinAVR.
+*/
+
+#include "FreeRTOS.h"
+#include "task.h"
+#include "partest.h"
+
+/*-----------------------------------------------------------
+ * Simple parallel port IO routines.
+ *-----------------------------------------------------------*/
+
+#define partstALL_BITS_OUTPUT			( ( unsigned portCHAR ) 0xff )
+#define partstALL_OUTPUTS_OFF			( ( unsigned portCHAR ) 0xff )
+#define partstMAX_OUTPUT_LED			( ( unsigned portCHAR ) 7 )
+
+static volatile unsigned portCHAR ucCurrentOutputValue = partstALL_OUTPUTS_OFF; /*lint !e956 File scope parameters okay here. */
+
+/*-----------------------------------------------------------*/
+
+void vParTestInitialise( void )
+{
+	ucCurrentOutputValue = partstALL_OUTPUTS_OFF;
+
+	/* Set port B direction to outputs.  Start with all output off. */
+	DDRB = partstALL_BITS_OUTPUT;
+	PORTB = ucCurrentOutputValue;
+}
+/*-----------------------------------------------------------*/
+
+void vParTestSetLED( unsigned portBASE_TYPE uxLED, signed portBASE_TYPE xValue )
+{
+unsigned portCHAR ucBit = ( unsigned portCHAR ) 1;
+
+	if( uxLED <= partstMAX_OUTPUT_LED )
+	{
+		ucBit <<= uxLED;	
+
+		vTaskSuspendAll();
+		{
+			if( xValue == pdTRUE )
+			{
+				ucBit ^= ( unsigned portCHAR ) 0xff;
+				ucCurrentOutputValue &= ucBit;
+			}
+			else
+			{
+				ucCurrentOutputValue |= ucBit;
+			}
+
+			PORTB = ucCurrentOutputValue;
+		}
+		xTaskResumeAll();
+	}
+}
+/*-----------------------------------------------------------*/
+
+void vParTestToggleLED( unsigned portBASE_TYPE uxLED )
+{
+unsigned portCHAR ucBit;
+
+	if( uxLED <= partstMAX_OUTPUT_LED )
+	{
+		ucBit = ( ( unsigned portCHAR ) 1 ) << uxLED;
+
+		vTaskSuspendAll();
+		{
+			if( ucCurrentOutputValue & ucBit )
+			{
+				ucCurrentOutputValue &= ~ucBit;
+			}
+			else
+			{
+				ucCurrentOutputValue |= ucBit;
+			}
+
+			PORTB = ucCurrentOutputValue;
+		}
+		xTaskResumeAll();			
+	}
+}
+
+