35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
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#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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//! 串口1,2,2数据接收缓冲buffer
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extern u8 USART1_RX_BUF[7],USART2_RX_BUF[10],USART3_RX_BUF[75];
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//! 串口1,2,3数据接收状态
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extern u16 USART1_RX_STA,USART2_RX_STA,USART3_RX_STA;
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//********************************************************************//
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//! 函数名:uart1_init
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//! 功能:串口1初始化，接收噪音传感器数据
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//! 输入:bound:串口波特率
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//! 输出:none
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//********************************************************************//
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void uart1_init(u32 bound);
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//********************************************************************//
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//! 函数名:uart2_init
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//! 功能:串口2初始化，接收pm2.5传感器数据
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//! 输入:bound：波特率
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//! 输出:none
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//********************************************************************//
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void uart2_init(u32 bound);
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//********************************************************************//
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//! 函数名:uart3_init
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//! 功能:串口3初始化;
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//! 输入:none
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//! 输出:none
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//********************************************************************//
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void uart3_init(u32 bound);
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#endif
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