很_实习总结_总结汇报_应用文书 - 很.doc

#include#include#define uchar unsigned char#define uint unsigned intuchar temp,temp1;void delayms(uint ms)uint i,j;for(i=ms;i0;i-)for(j=110;j0;j-);void main()TCON=0x00;EX0=1;EX1=1;PX1=1;EA=1;P0=0;temp=0x01;while(1)P0=temp;temp=_crol_(temp,1);delayms(300);void int0_serve() interrupt 0P0=0xff;delayms(5000);void int1_serve() interrupt 2temp1=P0;P0=0;delayms(5000);P0=temp1;第三个：#include#define uchar unsigned char#define uint unsigned intuchar code duanma=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80, /共阳数码管段码值0-F0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e;uchar code weima=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;/位码void delayms(uint ms)uint i,j;for(i=ms;i0;i-)for(j=110;j0;j-);void main()while(1)P0=duanma2;P1=0; P1=weima0;delayms(1);P0=duanma0;P1=0;P1=weima1;delayms(1);P0=duanma1;P1=0;P1=weima2;delayms(1);P0=duanma4;P1=0;P1=weima3;delayms(1);发挥部分：#include#define uchar unsigned char#define uint unsigned int#define key_time1 5 /按键去抖动延时的时间void init();void keyscan();void display();void display1(uchar shi,uchar ge);void delayms(uint ms);sbit key_1=P32;uchar code duanma=0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80, /共阳数码管段码值0-F0x90,0x88,0x83,0xc6,0xa1,0x86,0x8e;uchar code weima=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;/位码uchar num1,shi,ge;uchar num=14;uint KeyTimeCnt1=0; /按键去抖动延时计数器uchar KeyLock1=0; /按键触发后自锁的变量标志void main()init();while(1) keyscan(); display();shi=num/10; ge=num%10; display1(shi,ge);if(num1=20)num1=0;num-;if(num=0) TR0=0;void T0_timer() interrupt 1TH0=(65536-45872)/256;TL0=(65536-45872)%256;num1+;void init()TMOD=0x01;TH0=(65536-45872)/256;TL0=(65536-45872)%256;TR0=0;ET0=1;EA=1;void keyscan()if(key_1=1)/IO是高电平，说明按键没有被按下，这时要及时清零一些标志位 KeyLock1=0; /按键自锁标志清零 KeyTimeCnt1=0;/按键去抖动延时计数器清零，此行非常巧妙。 else if(KeyLock1=0)/有按键按下，且是第一次被按下 KeyTimeCnt1+; if(KeyTimeCnt1key_time1) KeyTimeCnt1=0; KeyLock1=1; /自锁按键置位,避免一直触发 TR0=1; void display()P0=duanma2;P1=0; P1=weima0;delayms(1);P0=duanma0;P1=0;P1=weima1;delayms(1);void display1(uchar shi,uchar ge)P0=duanmashi;P1=0;P1=weima2;delayms(1);P0=duanmage;P1=0;P1=weima3;delayms(1);void delayms(uint ms)uint i,j;for(i=ms;i0;i-)for(j=110;j0;j-);第四个：#include#define uchar unsigned char#define uint unsigned int#define PP P2uchar keyscan();void keydisplay();void display(uchar shi,uchar ge);void delayms(uint ms);uchar code duanma=0xc0,0xf9,0xa4,0xb0,/共阳段码值0-F 0x99,0x92,0x82,0xf8, 0x80,0x90,0x88,0x83, 0xc6,0xa1,0x86,0x8e; uchar code weima=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;/位码uchar num1,shi,ge,keynum;uchar num;void main()while(1)keydisplay();shi=num/10; ge=num%10; display(shi,ge);uchar keyscan()uchar row,col=0,k=0xff;PP=0xf0;if(PP&0xf0)=0xf0)return k;delayms(20);if(PP&0xf0)=0xf0)return k;for(row=0;row4;row+)PP=(1row);k=PP&0xf0;if(k!=0xf0)while(k&(10;i-)for(j=110;j0;j-);发挥部分：#include#define uchar unsigned char#define uint unsigned int#define PP P2uchar keyscan();void keydisplay();void display(uchar shi,uchar ge);void delayms(uint ms);uchar code duanma=0xc0,0xf9,0xa4,0xb0,/共阳段码值0-F 0x99,0x92,0x82,0xf8, 0x80,0x90,0x88,0x83, 0xc6,0xa1,0x86,0x8e; uchar code weima=0x01,0x02,0x04,0x08,0x10,0x20,0x40,0x80;/位码uchar num1,shi,ge,keynum;uchar num;void main()while(1)keydisplay();shi=num/10; ge=num%10; display(shi,ge);uchar keyscan()uchar row,