51单片机为基础用汇编语言编写用数码管显示一个同时有"加""减""乘...答:LJMP MAIN ORG 0100H MAIN:MOV SP,#7EH MOV 22H,#00H CLR P2.0 CLR P2.3 MOV 20H,#00H MOV 21H,#00H MOV 30H, #00H MOV 31H, #00H MOV 32H, #00H ;初始化 SU: MOV 7DH,#0FFH MOV 7EH,#0FFH MOV 7FH,#0FFH KEYI:ACALL KS1 CJNE A,#0F0H,LK1 ACALL DIR AJMP ...
用单片机设计1位十进制加法计算器,答:我用的是51单片机,你也可以把它改成你需要的即可。程序如下:include <reg52.h> include <intrins.h> define uchar unsigned char define uint unsigned int uchar code DSY_CODE[]= { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff };uchar Num_Buffer[] = {0,0,0};...