求一个基于51单片机的利用数码管显示的有小数点的计算器的c程序答:include<reg52.h>//头文件定义 include<stdio.h> include<intrins.h> define uchar unsigned char// 宏定义 define uint unsigned int define KEY P1 uchar code Tab[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,// 0x77,0x7c,0x39,0x5e,0x79,0x71,0x00}; //00 ...
...个同时有"加""减""乘""除"法功能的计算器程序,急用参考答: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 KEYI LK1:A...