单片机之间的双向通信Proteus仿真.docx

仿真电路：仿真程序：甲机程序：/-甲机程序代码-#include#define uint unsigned int#define uchar unsigned charsbit led1=P10;sbit led2=P13;sbit key=P17;/-共阳极数码管段码-uchar code table=0xC0,0xF9,0xA4,0xB0,0x99,0x92,0x82,0xF8,0x80,0x90,0xff;uchar num;/-延时-void delay(uint z)uint x,y;for(x=z;x0;x-)for(y=110;y0;y-);/-串行口发送函数-void transfer(uchar c)SBUF=c;while(TI=0);TI=0;void main()num=0;P0=0x00;SCON=0x50;/串行口工作在方式1，既可以发送数据，也可以接收数据TMOD=0x20;/定时器T1工作在方式2PCON=0x00;TH1=(256-253)/32;TL1=(256-253)%32;RI=0;TI=0;TR1=1;IE=0x90;/串行口中断打开while(1)if(key=0)while(key=0);num=(num+1)%4;switch(num)case 0: transfer(D);led1=1; led2=1;break;case 1: transfer(A);led1=0; led2=1;break;case 2: transfer(B);led1=1; led2=0;break;case 3: transfer(C);led1=0; led2=0;break;/delay(100);void recieve() interrupt 4if(RI=1)RI=0;P0=tableSBUF;乙机程序：/-乙机程序代码-#include#define uint unsigned int#define uchar unsigned charsbit led1=P10;sbit led2=P13;sbit key=P17;uchar num=10;void delay(uint z)uint x,y;for(x=z;x0;x-)for(y=110;y0;y-);void main()SCON=0x50;TMOD=0x20;PCON=0x00;TH1=(256-253)/32;TL1=(256-253)%32;RI=0;TI=0;TR1=1;IE=0x90;led1=led2=1;while(1)if(key=0)while(key=0);num=(num+1)%11;SBUF=num;while(TI=0);TI=0;void recieve() interrupt 4if(RI=1)RI=0;switch(SBUF)case A: led1=0; led2=1; break;case B: led1=1; led2=0; break;case C: led1=0;