速度可调流水灯控制，不知道为什么加快速度那里会卡住

ID:847172 · 发表于 2020-11-22 10:01

#include<reg52.h>
typedef unsigned int uint;
typedef unsigned char uchar;
sbit K1=P3^2;
sbit K2=P3^3;
uint t=0;
uint a=101;
uint x=0;
uint display[8]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
uint flag=0;
void delay(int ms){
uint i;
while(ms--){
for(i=0;i<120;i++);
}
}

void Init(){
      EA = 1;
   TMOD = 0x10;
   TH1 = (65536-500)/256;
   TL1 = (65536-500)%256;
   ET1 = 1;
   TR1 = 1;
}

void ZQ() interrupt 3{
   TF1=0;
      TH1 = (65536-1000)/256;
   TL1 = (65536-1000)%256;
   t++;
   if(K1==0){
     delay(2);//消抖
if(K1==0)  {a=a-50;  if(a<0)a=1;P0=0x00;delay(2);t=0;}//减速
   }
   if(K2==0){
      delay(2);
if(K2==0)  {a=a+50;P0=0x00;delay(2);t=0;}//加速
   }
   if(t>=a){
   P0=display[x];
   x++;
   if(x>7){x=0;}
   t=0;
   }
}
void main(){
   Init();
while(1);
}

ID:847172 · 发表于 2020-11-22 10:01

拜托大家帮忙看下哪里有问题

ID:847172 · 发表于 2020-11-22 10:28

ID:213173 · 发表于 2020-11-22 10:56

Ashinchen123452 发表于 2020-11-22 10:01
拜托大家帮忙看下哪里有问题

按键程序含2ms延时程序放在1ms中断程序中能正常吗？
#include<reg52.h>
typedef unsigned int uint;
typedef unsigned char uchar;
sbit K1=P3^2;
sbit K2=P3^3;
uint t=0;
uint a=500;
uint x=0;
uint display[8]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};
uint flag=0;
void delay(int ms)
{
uint i;
while(ms--)
{
for(i=0;i<120;i++);
}
}

void Init()
{
TMOD = 0x10;
TH1 = (65536-1000)/256;
TL1 = (65536-1000)%256;
EA = 1;
ET1 = 1;
TR1 = 1;
}

void ZQ() interrupt 3
{
TH1 = (65536-1000)/256;
TL1 = (65536-1000)%256;
t++;
if(t>=a)
{
P1=display[x];
x++;
if(x>7)
x=0;
t=0;
}
}
void main()
{
Init();
while(1)
{
if(K1==0)//减速
{
delay(10);//消抖
if(K1==0)
{
if(a<2000)
a+=100;
while(!K1);
}
}
if(K2==0)//加速
{
delay(10);
if(K2==0)
{
if(a>100)
a-=100;
while(!K2);
}
}
}
}

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速度可调流水灯控制，不知道为什么加快速度那里会卡住

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