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標(biāo)題:
51單片機(jī)亮度,色溫不能調(diào)節(jié)
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作者:
zhmrd2014520
時(shí)間:
2022-6-22 17:39
標(biāo)題:
51單片機(jī)亮度,色溫不能調(diào)節(jié)
借用別人一段程序,自已想修改成亮度,色溫可以分別用兩個(gè)開關(guān)可以調(diào)節(jié)。但是死活不行,請(qǐng)哪位大師幫忙看下,是什么問(wèn)題,謝謝!
#include <REGX52.H>
#include "Key.h"
#include "Timer0.h"
sbit Motor=P1^0;
sbit Motor1=P1^1;
unsigned char Counter,Compare,Cou,Com; //計(jì)數(shù)值和比較值,用于輸出PWM
unsigned char KeyNum,Speed,k,S;
void main()
{
Timer0_Init();
while(1)
{
KeyNum=Key();
if(KeyNum==1)
{
Speed++;
Speed%=4;
if(Speed==0){Compare=20;} //設(shè)置比較值,改變PWM占空比
if(Speed==1){Compare=50;}
if(Speed==2){Compare=75;}
if(Speed==3){Compare=100;}
}
if(KeyNum==2)
{
S++;
S%=4;
if(S==0){Com=20;} //設(shè)置比較值,改變PWM占空比
if(S==1){Com=50;}
if(S==2){Com=75;}
if(S==3){Com=100;}
}
}
}
void Timer0_Routine() interrupt 1
{
TL0 = 0x9C; //設(shè)置定時(shí)初值
TH0 = 0xFF; //設(shè)置定時(shí)初值
Counter++;
Counter%=100; //計(jì)數(shù)值變化范圍限制在0~99
Cou++;
Cou%=100;
if(Counter<Compare) //計(jì)數(shù)值小于比較值
{
Motor=0; //輸出1
Motor1=0;
//計(jì)數(shù)值大于比較值
Motor=1; //輸出0
Motor1=1;
}
//計(jì)數(shù)值變化范圍限制在0~99
else //計(jì)數(shù)值小于比較值
{
Motor=0; //輸出1
Motor1=1;
//計(jì)數(shù)值大于比較值
Motor=1; //輸出0
Motor1=0;
}
}
復(fù)制代碼
調(diào)亮調(diào)色溫.rar
2022-6-22 17:38 上傳
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