uart.h

GPS模块的相关资料

#ifndef __UART_H__
#define __UART_H__

#include "main.h"

#ifndef FREQUENCY
#define FREQUENCY 1000000
#endif



#define BAUD 4800	 //波特率

void putc(unsigned char c);
unsigned char getchar(void);
void put_string(char *s);
void uart_init(void);


#endif