如何去实现基于单片机的电子钟设计

#include #define uchar unsigned char#define uint unsigned intuchar sec = 6, min = 6, hou = 6, a = 0, b = 0, c = 0;uchar num = 0, cmd = 0;uint time = 0;uint flag = 0;***it P30 = P3^0;***it P35 = P3^5;***it P32 = P3^2;***it P33