89c51小型交通燈proteus8平臺(tái)仿真閃爍時(shí)間可調(diào)

ID:199398 · 發(fā)表于 2017-5-11 09:30

89c51小型交通燈proteus8 平臺(tái)仿真

交通燈閃爍時(shí)間可調(diào)
代碼
#include <reg51.h>
void delay500ms(unsigned char k);
void main(void)
{
SP=0X60;
TMOD=0x01;
IE=0x85;
TCON=0x05;
while (1)
{
   P1=0x21;
   delay500ms(6);
   P1=0x41;
   delay500ms(2);
   P1=0x12;
   delay500ms(6);
   P1=0x14;
   delay500ms(2);
}
}
void int_0(void) interrupt 0
{
unsigned char i1, i2;
i1 = P1;
for(i2=0; i2<60; i2++)
{
   P1 = 0x21;
   delay500ms(1);
   P1 = 0x20;
   delay500ms(1);
}

P1 = i1;
}
void int_1(void) interrupt 2
{
unsigned char j1, j2;
j1 = P1;
for(j2=0; j2<60; j2++)
{
   P1 = 0x12;
   delay500ms(1);
   P1 = 0x10;
   delay500ms(1);
}
P1 = j1;
}
void delay500ms(unsigned char m)
{
unsigned char k1, k2;
TH0=0x3C; TL0=0xB0;
TR0 = 1;
for (k1=0; k1<m; k1++)
{
   for(k2=0; k2<10; k2++ )
   {
      while(!TF0);
         TF0 = 0;
      TH0=0x3C; TL0=0xB0;
   }
}
}

仿真文件下載：

jiaotongdeng.rar (22.9 KB, 下載次數(shù): 23)