uart.h

来自「GPS DEMO CODE FOR NOKIA6610 LCD,下载于OURAV」· C头文件 代码 · 共 24 行

/* Environment: WinAVR 20060421*/
/* This program is designed for standard io stream */
/* It use the function fdevopen(int*,int*) */
#ifndef __UART_H__
#define __UART_H__

#include<stdio.h>
#include<avr/io.h>

#define FOSC   12000000
#define BAUD   4800
#define MYUBRR FOSC/BAUD/16-1

#define PORT_COM PORTD
#define DDR_COM  DDRD
#define PORT_RX  0
#define PORT_TX  1

extern int USART_putchar(char CH);
extern int USART_getchar(void);
extern void COM_Initial(unsigned int UBRR_val);

#endif