用兩個(gè)開關(guān)實(shí)現(xiàn)數(shù)碼管顯示數(shù)字的加減 單片機(jī)程序

正文摘要:

單片機(jī)源程序如下: #include <reg51.h> sbit key = P1 ^ 0; sbit key1 = P1 ^ 4; unsigned char le[] = {0xc0, 0xf9, 0xa4, 0xb0, 0x99, 0x92, 0x82, 0xf8, 0x80, 0x90, 0x3f}; unsigned char i; void d ...