蓝牙模块C程序

1、精选优质文档-倾情为你奉上/模块：HC-05蓝牙模块/功能：手机蓝牙控制3路继电器的开关/编写：Z X C/时间：2015-5-26#include <reg52.h>#define uint unsigned int #define uchar unsigned charsbit REY1=P12;sbit REY2=P11;sbit REY3=P10; uchar data SendDataPoint;uchar data SendDataLength;uchar data ReceiveDataPoint;uchar data ReceiveByte;uchar SendAs

2、kBatVolCommandCnt0;uchar tmp64; / tmp表示需要发送数据void startDischarge();void stopDischarge();bit ReceiveStart;bit ReceiveFlag;void Return() /接收数据处理程序 uchar i; if(ReceiveFlag) switch(tmp0) case 0x31: /开启继电器1 REY1=0; SendDataPoint = 0; SendDataLength = 0; tmp0=0x31; while(SendDataPoint <= SendDataLength

3、) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; case 0x32: /关闭继电器1 REY1=1; SendDataPoint = 0; SendDataLength = 0; tmp0=0x32; while(SendDataPoint <= SendDataLength) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; case 0x33:

4、/开启继电器2 REY2=0; SendDataPoint = 0; SendDataLength = 0; tmp0=0x33; while(SendDataPoint <= SendDataLength) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; case 0x34: /关闭继电器2 REY2=1; SendDataPoint = 0; SendDataLength = 0; tmp0=0x34; while(SendDataPoint <= SendD

5、ataLength) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; case 0x35: /开启继电器3 REY3=0; SendDataPoint = 0; SendDataLength = 0; tmp0=0x35; while(SendDataPoint <= SendDataLength) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; ca

6、se 0x36: /关闭继电器3 REY3=1; SendDataPoint = 0; SendDataLength = 0; tmp0=0x36; while(SendDataPoint <= SendDataLength) SBUF = tmpSendDataPoint; while(TI = 0); /等待一个字节发送完成 TI = 0; SendDataPoint +; break; ReceiveFlag = 0; for(i = 0; i < 64; i +) tmpi = 0; /*接收程序 * void uart(void) interrupt 4 using 2

7、uchar a; ES = 0; if(RI) a = SBUF; RI = 0; tmpReceiveDataPoint = a; /if(a = 0x31 && !ReceiveStart) / ReceiveStart = 1; / if(ReceiveStart) ReceiveDataPoint +; /开始接收，指针地址加1 ReceiveByte = 0; /接收字节数 ReceiveByte = 0;目的是只接收一个字节 if(ReceiveDataPoint >= ReceiveByte) ReceiveFlag = 1; if(ReceiveDataPoint >=0) ReceiveDataPoint = 0; ReceiveStart = 0; ES = 1; void main() /主程序 SCON = 0x50; /设置串口工作于方式1，允许接收TMOD =