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Add FreeRTOS-Plus directory.
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Richard Barry
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6798 changed files with 134949 additions and 19 deletions
390
FreeRTOS/Demo/ARM7_STR71x_IAR/Library/include/uart.h
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FreeRTOS/Demo/ARM7_STR71x_IAR/Library/include/uart.h
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/******************** (C) COPYRIGHT 2003 STMicroelectronics ********************
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* File Name : uart.h
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* Author : MCD Application Team
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* Date First Issued : 16/05/2003
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* Description : This file contains all the functions prototypes for the
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* UART software library.
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********************************************************************************
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* History:
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* 30/11/2004 : V2.0
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* 14/07/2004 : V1.3
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* 01/01/2004 : V1.2
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*******************************************************************************
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THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS WITH
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CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME.
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AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, INDIRECT
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OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE CONTENT
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OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
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CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
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*******************************************************************************/
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#ifndef _UART_H
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#define _UART_H
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#include "71x_map.h"
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#include "rccu.h"
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typedef enum
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{
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UART_RxFIFO,
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UART_TxFIFO
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} UARTFIFO_TypeDef;
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typedef enum
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{
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UART_EVEN_PARITY = 0x0000,
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UART_ODD_PARITY = 0x0020,
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UART_NO_PARITY
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} UARTParity_TypeDef;
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typedef enum
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{
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UART_0_5_StopBits = 0x00,
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UART_1_StopBits = 0x08,
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UART_1_5_StopBits = 0x10,
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UART_2_StopBits = 0x18
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} UARTStopBits_TypeDef;
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typedef enum
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{
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UARTM_8D = 0x01,
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UARTM_7D_P = 0x03,
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UARTM_9D = 0x04,
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UARTM_8D_W = 0x05,
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UARTM_8D_P = 0x07
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} UARTMode_TypeDef;
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#define DUMMY 0
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// UART flags definition
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#define UART_TxFull 0x0200
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#define UART_RxHalfFull 0x0100
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#define UART_TimeOutIdle 0x0080
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#define UART_TimeOutNotEmpty 0x0040
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#define UART_OverrunError 0x0020
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#define UART_FrameError 0x0010
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#define UART_ParityError 0x0008
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#define UART_TxHalfEmpty 0x0004
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#define UART_TxEmpty 0x0002
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#define UART_RxBufFull 0x0001
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// CR regiter bit definition
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#define UART_FIFOEnableBit 10
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#define UART_RxEnableBit 8
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#define UART_RunBit 7
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#define UART_LoopBackBit 6
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#define UART_ParityOddBit 5
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#define UART_StopBits 3
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// Stop bits definition
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#define UART_05StopBits 0x00
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#define UART_1StopBit (0x01<<3)
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#define UART_15StopBits (0x02<<3)
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#define UART_2StopBits (0x03<<3)
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// Modes definition
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#define UART_8BitsData 0x01
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#define UART_7BitsData 0x03
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#define UART_9BitsData 0x04
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#define UART_8BitsDataWakeUp 0x05
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#define UART_8BitsDataParity 0x07
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/*******************************************************************************
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* Function Name : UART_Init
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* Description : This function initializes the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_Init(UART_TypeDef *UARTx);
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/*******************************************************************************
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* Function Name : UART_ModeConfig
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* Description : This function configures the mode of the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The UART mode
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* Output : None
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* Return : None
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*******************************************************************************/
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inline void UART_ModeConfig(UART_TypeDef *UARTx, UARTMode_TypeDef UART_Mode)
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{
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UARTx->CR = (UARTx->CR&0xFFF8)|(u16)UART_Mode;
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}
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/*******************************************************************************
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* Function Name : UART_BaudRateConfig
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* Description : This function configures the baud rate of the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The baudrate value
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_BaudRateConfig(UART_TypeDef *UARTx, u32 BaudRate);
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/*******************************************************************************
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* Function Name : UART_ParityConfig
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* Description : This function configures the data parity of the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The parity type
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* Output : None
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* Return : None
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*******************************************************************************/
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inline void UART_ParityConfig(UART_TypeDef *UARTx, UARTParity_TypeDef Parity)
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{
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UARTx->CR = (UARTx->CR&0xFFDF)|(u16)Parity;
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}
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/*******************************************************************************
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* Function Name : UART_StopBitsConfig
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* Description : This function configures the number of stop bits of the
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* selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The number of stop bits
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* Output : None
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* Return : None
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*******************************************************************************/
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inline void UART_StopBitsConfig(UART_TypeDef *UARTx, UARTStopBits_TypeDef StopBits)
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{
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UARTx->CR = (UARTx->CR&0xFFE7)|(u16)StopBits;
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}
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/*******************************************************************************
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* Function Name : UART_Config
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* Description : This function configures the baudrate, the mode, the data
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* parity and the number of stop bits of the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The baudrate value
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* Input 3 : The parity type
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* Input 4 : The number of stop bits
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* Input 5 : The UART mode
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_Config(UART_TypeDef *UARTx, u32 BaudRate, UARTParity_TypeDef Parity,
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UARTStopBits_TypeDef StopBits, UARTMode_TypeDef Mode);
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/*******************************************************************************
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* Function Name : UART_ItConfig
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* Description : This function enables or disables the interrupts of the
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* selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The new interrupt flag
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* Input 3 : ENABLE or DISABLE
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_ItConfig(UART_TypeDef *UARTx, u16 UART_Flag, FunctionalState NewState);
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/*******************************************************************************
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* Function Name : UART_FifoConfig
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* Description : This function enables or disables the Rx and Tx FIFOs of
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* the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : ENABLE or DISABLE
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_FifoConfig(UART_TypeDef *UARTx, FunctionalState NewState);
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/*******************************************************************************
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* Function Name : UART_FifoReset
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* Description : This function resets the Rx and the Tx FIFOs of the
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* selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : RxFIFO or TxFIFO
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_FifoReset(UART_TypeDef *UARTx, UARTFIFO_TypeDef FIFO);
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/*******************************************************************************
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* Function Name : UART_LoopBackConfig
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* Description : This function enables or disables the loop back mode of
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* the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : ENABLE or DISABLE
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_LoopBackConfig(UART_TypeDef *UARTx, FunctionalState NewState);
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/*******************************************************************************
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* Function Name : UART_TimeOutPeriodConfig
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* Description : This function configure the Time Out Period.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The time-out period value
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* Output : None
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* Return : None
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*******************************************************************************/
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inline void UART_TimeOutPeriodConfig(UART_TypeDef *UARTx, u16 TimeOutPeriod)
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{
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UARTx->TOR = TimeOutPeriod;
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}
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/*******************************************************************************
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* Function Name : UART_GuardTimeConfig
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* Description : This function configure the Guard Time.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : The guard time value
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* Output : None
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* Return : None
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*******************************************************************************/
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inline void UART_GuardTimeConfig(UART_TypeDef *UARTx, u16 GuardTime)
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{
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UARTx->GTR = GuardTime;
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}
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/*******************************************************************************
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* Function Name : UART_RxConfig
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* Description : This function enable and disable the UART data reception.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : ENABLE or DISABLE
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_RxConfig(UART_TypeDef *UARTx, FunctionalState NewState);
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/*******************************************************************************
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* Function Name : UART_OnOffConfig
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* Description : This function sets On/Off the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : ENABLE or DISABLE
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_OnOffConfig(UART_TypeDef *UARTx, FunctionalState NewState);
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/*******************************************************************************
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* Function Name : UART_ByteSend
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* Description : This function sends a data byte to the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the data byte to send
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_ByteSend(UART_TypeDef *UARTx, u8 *Data);
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/*******************************************************************************
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* Function Name : UART_9BitByteSend
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* Description : This function sends a 9 bits data byte to the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the data to send
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_9BitByteSend(UART_TypeDef *UARTx, u16 *Data);
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/*******************************************************************************
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* Function Name : UART_DataSend
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* Description : This function sends several data bytes to the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the data to send
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* Input 3 : The data length in bytes
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_DataSend(UART_TypeDef *UARTx, u8 *Data, u8 DataLength);
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/*******************************************************************************
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* Function Name : UART_9BitDataSend
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* Description : This function sends several 9 bits data bytes to the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the data to send
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* Input 3 : The data length
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_9BitDataSend(UART_TypeDef *UARTx, u16 *Data, u8 DataLength);
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/*******************************************************************************
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* Function Name : UART_StringSend
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* Description : This function sends a string to the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the string to send
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* Output : None
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* Return : None
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*******************************************************************************/
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void UART_StringSend(UART_TypeDef *UARTx, u8 *String);
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/*******************************************************************************
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* Function Name : UART_ByteReceive
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* Description : This function gets a data byte from the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the buffer where the data will be stored
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* Input 3 : The time-out period
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* Output : The received data
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* Return : The UARTx.SR register contents
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*******************************************************************************/
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u16 UART_ByteReceive(UART_TypeDef *UARTx, u8 *Data, u8 TimeOut);
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/*******************************************************************************
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* Function Name : UART_9BitByteReceive
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* Description : This function gets a 9 bits data byte from the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the buffer where the data will be stored
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* Input 3 : The time-out period value
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* Output : The received data
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* Return : The UARTx.SR register contents
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*******************************************************************************/
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u16 UART_9BitByteReceive(UART_TypeDef *UARTx, u16 *Data, u8 TimeOut);
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/*******************************************************************************
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* Function Name : UART_DataReceive
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* Description : This function gets 8 bits data bytes from the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the buffer where the data will be stored
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* Input 3 : The data length
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* Input 4 : The time-out period value
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* Output : The received data
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* Return : The UARTx.SR register contents
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*******************************************************************************/
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u16 UART_DataReceive(UART_TypeDef *UARTx, u8 *Data, u8 DataLength, u8 TimeOut);
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/*******************************************************************************
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* Function Name : UART_9BitDataReceive
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* Description : This function gets 9 bits data bytes from the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the buffer where the data will be stored
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* Input 3 : The data length
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* Input 4 : The time-out value
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* Output : The received data
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* Return : The UARTx.SR register contents
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*******************************************************************************/
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u16 UART_9BitDataReceive(UART_TypeDef *UARTx, u16 *Data, u8 DataLength, u8 TimeOut);
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/*******************************************************************************
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* Function Name : UART_StringReceive
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* Description : This function gets 8 bits data bytes from the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Input 2 : A pointer to the buffer where the string will be stored
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* Output : None
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* Return : None
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*******************************************************************************/
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u16 UART_StringReceive(UART_TypeDef *UARTx, u8 *Data);
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/*******************************************************************************
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* Function Name : UART_FlagStatus
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* Description : This function gets the flags status of the selected UART.
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* Input 1 : UARTx (x can be 0,1, 2 or 3) the desired UART
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* Output : None
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* Return : None
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*******************************************************************************/
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inline u16 UART_FlagStatus(UART_TypeDef *UARTx)
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{
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return UARTx->SR;
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}
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#ifdef USE_SERIAL_PORT
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/*******************************************************************************
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* Function Name : sendchar
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* Description : This function sends a character to the selected UART.
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* Input 1 : A pointer to the character to send.
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* Output : None
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* Return : None
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*******************************************************************************/
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void sendchar( char *ch );
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#endif /* USE_SERIAL_PORT */
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#endif /* _UART_H */
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/******************* (C) COPYRIGHT 2003 STMicroelectronics *****END OF FILE****/
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