发布时间:2013-08-21 16:47:03
DA很简单:#include <reg52.h>#include <intrins.h>sbit cs_wr1=P3^4; void delay(unsigned int tt){ while(tt--);}void main( ){ while(1) {P2=~P2;cs_wr1=0;_nop_( );_nop_( );cs_wr1=1;delay(100); }}c:DA.zip.........【阅读全文】
发布时间:2013-08-21 16:46:56
定时器。 ORG 0000H ;定时效果基本一致(时间10分钟总长相等) AJMP START ORG 000BH LJMP TIME ORG 0030HSTART:MOV TMOD,#01H MOV TH0,#3CH MOV TL0,#0B0H MOV IP,#02H MOV IE,#82H SETB TR0 MOV H,#23 MO.........【阅读全文】
发布时间:2013-08-21 16:46:51
#includestatic single=1;static single1=1;unsigned char smg[]={0xfe,0xfc,0xfd,0xf9,0xfb,0xf3,0xf7,0xf6};void delay0(){ unsigned t=80; while(t--);}void delay1() { unsigned t=200; while(t--);}void main().........【阅读全文】
发布时间:2013-08-21 16:46:36
收发同文件:#include<reg52.h>//接收数据unsigned char a;unsigned char l,h,key;void delay(unsigned t){ while(t--);}void main(){ TMOD=0X20; TH1=0XFD; TL1=0XFD; TR1=1; SM0=0; SM1=1; REN=1; EA=1; ES=1; .........【阅读全文】