用AT89C51单片机控制两位8段LED数码管采用动态显示的方式显示29答:include<reg51.h> define uchar unsigned char;uchar distab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00}; //0到f uchar number;void t0isr() interrupt 1 { TH0=(65536-5000)/256;TL0=(65536-5000)%256;number++;if(...
...控制四位数码管静态,动态或加1减1-类显示的实验汇编程序答:SCANLEDEQU 30HORG 0000HLJMP MAINORG 001BHLJMP T1ISR;扫描显示ORG 0030HMAIN:MOV SP,#5FHMOV TMOD,#10HMOV TH1,#0ECHMOV TL1,#078HMOV SCANLED,#0SETB ET1SETB TR1SETB EAMOV 30H,#0MOV 31H,#0MOV 32H,#0MOV 33H,#0LOOP: JB P1.0,LP1 JNB P1.0,$ INC 30H MO...