最新雙機間的串口雙向通信設(shè)計-資料下載頁
2025-06-30 03:29本頁面
【正文】 月 日指導(dǎo)教師評語成績評定指導(dǎo)教師簽名： 填表日期： 年 月 日附錄：源程序includedefine uchar unsigned chardefine uint unsigned intsbit K1=P3^2。sbit K2=P3^3。sbit K3=P1^1。uchar NUM=0。uchar code C[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90}。void Delay(uint ms){uchar i。while(ms)for(i=0。i120。i++)。}void TRANSPORT(uchar c){SBUF=c。while(TI==0)。TI=0。}void main(){P0=0x00。SCON=0x50。TMOD=0x20。TH1=0xfd。TL1=0xfd。PCON=0x00。RI=0。TI=0。TR1=1。IE=0x90。while(1){Delay(100)。if(K1==0){NUM=1。}if(K2==0){NUM=2。}if(K3==0){NUM=3。}switch(NUM){case 1: TRANSPORT(39。139。)。break。case 2: TRANSPORT(39。239。)。break。case 3: TRANSPORT(39。339。)。break。}}}void S() interrupt 4{if(RI){RI=0。 if(SBUF=0amp。amp。SBUF=9) P0=C[SBUF]。else P0=0x00。}}includedefine uchar unsigned chardefine uint unsigned intsbit LED1=P2^0。sbit K2=P3^3。sbit LED2=P2^1。uchar NumX=1。void Delay(uint ms){uchar i。while(ms)for(i=0。i120。i++)。}void main(){ LED1=1。LED2=1。SCON=0x50。TMOD=0x20。TH1=0xfd。TL1=0xfd。PCON=0x00。RI=0。TI=0。TR1=1。IE=0x90。while(1){Delay(100)。if(K2==0){while(K2==0)。NumX=++NumX%11。SBUF=NumX。while(TI==0)。TI=0。}}}void S() interrupt 4{if(RI){RI=0。switch(SBUF){case39。139。:LED1=0。LED2=1。break。case39。239。:LED1=1。LED2=0。break。case39。339。:LED1=0。LED2=0。break。}}21
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