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19 lines
457 B
19 lines
457 B
#ifndef UART2_H |
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#define UART2_H |
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#include "sys.h" |
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#include "stdarg.h" |
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#include "stdio.h" |
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#include "string.h" |
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#define USART2_REC_LEN 200 //定义最大接收字节数 200 |
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extern u8 USART2_RX_BUF[USART2_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 USART2_RX_STA; //接收状态标记 |
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void uart2_Init(u32 baudrate); |
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void uart2_test(void); |
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void u2_printf(char *fmt,...); |
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void uart2_send(char* fmt, int len); |
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#endif
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