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15 lines
416 B
15 lines
416 B
#ifndef __USART_H
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#define __USART_H
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#include "stdio.h"
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#include "sys.h"
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#define USART_REC_LEN 200 //定义最大接收字节数 200
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#define EN_USART1_RX 1 //使能（1）/禁止（0）串口1接收
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extern u8 USART_RX_BUF[USART_REC_LEN]; //接收缓冲,最大USART_REC_LEN个字节.末字节为换行符
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extern u16 USART_RX_STA; //接收状态标记
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//如果想串口中断接收，请不要注释以下宏定义
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void uart_init(u32 bound);
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#endif
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