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USART 的代码
usart.h
//usart.h
#define BIT0 0x00000001
#define BIT1 0x00000002
#define BIT2 0x00000004
#define BIT3 0x00000008
#define BIT4 0x00000010
#define BIT5
usart.c
//usart.c
#include "usart.h"
#include "AT91SAM7S64.h"
AT91PS_PIO u_pPio = AT91C_BASE_PIOA;
AT91PS_PMC u_pPMC = AT91C_BASE_PMC;
AT91PS_USART u_pUSART0 = AT91C_BASE_US0;
AT91PS_USAR
usart.h
//usart.h
// BIT DEFINES
#define BIT0 0x00000001
#define BIT1 0x00000002
#define BIT2 0x00000004
#define BIT3 0x00000008
#define BIT4 0x00000010
#
usart.c
//usart.c
#include "usart.h"
#include "AT91SAM7S64.h"
// Pointers
AT91PS_PIO u_pPio = AT91C_BASE_PIOA;
AT91PS_PMC u_pPMC = AT91C_BASE_PMC;
AT91PS_USART u_pUSART0 = AT91C_BASE_US0;
usart.c
#include "stm32f10x.h"
#include "USART.h"
void USART1_SendByte(u16 Data)
{
while (!(USART1->SR & USART_FLAG_TXE));
USART1->DR = (Data & (uint16_t)0x01FF);
}
void USART1Write(u8*
usart.h
#ifndef __USART_H
#define __USART_H
extern void USART1_SendByte(u16 dat);
extern void USART1Write(u8* data,u16 len);
void USART1_Configuration(void);
#define DIR485_H GPIOC->BSRR=1
usart.d
.\Obj\usart.o: Source\App\USART.c
.\Obj\usart.o: .\Source\CMSIS\Core\CM3\stm32f10x.h
.\Obj\usart.o: .\Source\CMSIS\Core\CM3\core_cm3.h
.\Obj\usart.o: D:\Keil\ARM\RV31\INC\stdint.h
.\Obj\usart.o: .
usart.h
//usart.h
#define BIT0 0x00000001
#define BIT1 0x00000002
#define BIT2 0x00000004
#define BIT3 0x00000008
#define BIT4 0x00000010
#define BIT5