温控仪电子系统设计程序.docx

此文档收集于网络，如有侵权，请联系网站删除4.1 AD转换float samp()/采集数据PIN0=0xff;for(i=0;i0.396&result2.04&result3.7&result90) sd=90;for(i=0;i100;i+) display(d,e,12);void intt0() interrupt 0 using 0if(int0=0)delay(30);if(int1=0)sd-;if(sd30) sd=30;for(i=0;i100;i+) display(d,e,12);4.3数码管显示void display(int a,b,c)/显示 P1=0xff;P2=0xf7;P1=0xC6;delay(45);P1=0xff; P2=0xfb; P1=tabc;delay(45); P1=0xff; P2=0xfd; P1=tabb+128; delay(45); P1=0xff; P2=0xfe; P1=taba; delay(45); 4.4初始化void inti()SCON=0X40;PCON=0;TMOD=0X21;TH0=(65536-50000)/256;TL0=(65536-50000)%256;TH1=0XFD;TL1=0XFD;EX0=EX1=1;ET0=1;PX0=0;PX1=0;PT0=1;EA=1;TR0=1;TR1=1;IT0=1;IT1=1;4.5主代码void main()red=0;green=0;k=10;inti();while(1)if(flag=1)flag=0;result=samp();js(result);display(a,b,c);out();4.6系统总代码#include #include #include #define PIN0 XBYTE0X7FF8#define unchar unsigned char;#define unint unsigned int;unsigned char code tab=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e,0xff;sbit int1=P33;sbit int0=P32;sbit green=P34;sbit red=P35;unchar k;unchar flag;unchar sd=50;unint a,b,c,d,e,T;float result=0;float result_reg;unchar i;void delay(int n)unsigned int m;for(m=0;mn;m+);void inti()SCON=0X40;PCON=0;TMOD=0X21;TH0=(65536-50000)/256;TL0=(65536-50000)%256;TH1=0XFD;TL1=0XFD;EX0=EX1=1;ET0=1;PX0=0;PX1=0;PT0=1;EA=1;TR0=1;TR1=1;IT0=1;IT1=1;float samp()/采集数据PIN0=0xff;for(i=0;i0.396&result2.04&result3.7&resultsd)red=1;green=0;elsered=0;green=1;void display(int a,b,c)/显示 P1=0xff;P2=0xf7;P1=0xC6;delay(45);P1=0xff; P2=0xfb; P1=tabc;delay(45); P1=0xff; P2=0xfd; P1=tabb+128; delay(45); P1=0xff; P2=0xfe; P1=taba; delay(45); P1=0xff; void main()red=0;green=0;k=10;inti();while(1)if(flag=1)flag=0;result=samp();js(result);display(a,b,c);out();void t0() interrupt 1 using 1TH0=(65536-50000)/256;TL0=(65536-50000)%256;k-;if(k=0)flag=1;k=10;void intt1() interrupt 2 using 2if(int1=0)delay(30);if(int1=0)sd+;if(sd90) sd=90;for(i=0;i100;i+) display(d,e,12);void intt0() interrupt