我的單片機雙機通信，含源碼

ID:350999 · 發表于 2018-6-13 12:10

本帖最后由 18789007389 于 2018-6-13 12:12 編輯

#include <reg52.h>
#define uint unsigned int
#define uchar unsigned char
sbit LED1 = P1^0;
sbit LED2 = P1^3;
sbit K1 = P1^7;
uchar Operation_NO = 0;
uchar code DSY_CODE[]=
{
0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f
};
void Delay(uint x)
{
uchar i;
while(x--)
{
for(i=0;i<120;i++);
}
}
void putc_to_SerialPort(uchar c)
{
SBUF = c;
while(TI == 0);
TI = 0;
}
void main()
{
LED1=LED2=1;
P0 = 0x00;
SCON = 0x50;
TMOD = 0x20;
PCON = 0x00;
TH1 = 0xfd;
TL1 = 0xfd;
TI = 0;
RI = 0;
TR1 = 1;
IE = 0x90;
while(1)
{
Delay(100);
if(K1 == 0)
{
while(K1==0);
Operation_NO=(Operation_NO+1)%4;
switch(Operation_NO)
{
case 0:
putc_to_SerialPort('X');
LED1=LED2=1; break;
case 1:
putc_to_SerialPort('A');
LED1=0;LED2=1;break;
case 2:
putc_to_SerialPort('B');
LED2=0;LED1=1;break;
case 3:
putc_to_SerialPort('C');
LED1=0;LED2=0;break;
}
}
}
}
void Serial_INT() interrupt 4
{
if(RI)
{
RI = 0;
if(SBUF>=0&&SBUF<=9)
P0 = DSY_CODE[SBUF];
else
P0 = 0x00;
}
}

復制代碼

ID:350999 · 發表于 2018-6-13 12:11

#include <reg52.h> #define uint unsigned int #define uchar unsigned char sbit LED1 = P1^0; sbit LED2 = P1^3; sbit K1 = P1^7; uchar NumX = 0xff; void Delay(uint x) { uchar i; while(x--) { for(i=0;i<120;i++); } } void main() { LED1=LED2=1; SCON = 0x50; TMOD = 0x20; PCON = 0x00; TH1 = 0xfd; TL1 = 0xfd; TI = 0; RI = 0; TR1 = 1; IE = 0x90; while(1) { Delay(100); if(K1==0); { while(K1==0); NumX = (NumX+1)%11; SBUF = NumX; while(TI == 0); TI = 0; } } } void Serial_INT() interrupt 4 { if(RI) { RI = 0; switch(SBUF) { case 'X': LED1=1;LED2=1;break; case 'A': LED1=0;LED2=1;break; case 'B': LED2=0;LED1=1;break; case 'C': LED1=0;LED2=0; } } }

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我的單片機雙機通信，含源碼