标题:
stc51单片机的电风扇模拟控制系统程序设计
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作者:
wsnbba
时间:
2018-12-10 08:30
标题:
stc51单片机的电风扇模拟控制系统程序设计
单片机源程序如下:
#include<reg51.h>
#define uchar unsigned char
#define uint unsigned int
code uchar seven_seg[] = {0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90};
uchar cp1,cp2,cp,k,m,time;
sbit m1 = P1^1;
sbit m2 = P1^0;
sbit m3 = P3^7;
sbit m4 = P1^2;
sbit m40 = P1^3;
sbit m41 = P1^4;
void delay(uint x){while(x--);}
#include<pwm.c>
#include<key.c>
#include<display.c>
void timer0_isr(void) interrupt 1
{
TH0 = (65536 - 2000) / 256;
TL0 = (65536 - 2000) % 256;
cp1++;
if((key5 == 0) && (m % 2 != 0))cp2++;
display();
}
void timer0_init(void)
{
TMOD = 0x01;
TH0 = (65536 - 2000) / 256;
TL0 = (65536 - 2000) % 256;
EA = 1;
ET0 = 1;
TR0 = 1;
}
void main()
{
m1 = 0,m2 = 0,m3 = 0,m4 = 0;
STC_pwm_init();
timer0_init();
while(1)
{
PWM();
key();
}
}
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