JRY-Zheng
/ Calculator
Created
July 31, 2015 01:05
Inputing a Math Expression and How to Calculate its Answer //输入表达式如何计算答案
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| #include <reg51.h> | |
| #include <stdio.h> | |
| #include <string.h> | |
| #include"Lcd1602.h" | |
| #include"KeyDown.h" | |
| #include"delay.h" | |
| unsigned char code KEY_CODE[16]= "123+456-789*.0=/"; | |
| void main() | |
| { | |
| unsigned char m,i,j,k,l; /*m用以记录每次单击的键值，需-1处理后才得到键值； |