#include <reg52.h> unsigned char chrState; unsigned char chrDate[6];//year, month, date, hour, minute, second unsigned char idata chrPlace; void main() { unsigned char chrTemp; do { do { }while(1); switch (chrState) { case 1: { if (chrTemp<11) { switch (chrPlace) { case 8: { chrDate[0]%=10; } break; case 7: { chrDate[0]/=10; } break; case 6: { chrDate[1]%=10; } break; case 5: { chrDate[1]/=10; } break; case 4: { chrDate[2]%=10; } break; case 3: { chrDate[2]/=10; } break; case 2: { chrDate[3]%=10; } break; case 1: { chrDate[3]/=10; } break; case 16: { chrDate[4]%=10; } break; case 15: { chrDate[4]/=10; } break; case 14: { chrDate[5]%=10; } break; case 13: { chrDate[5]/=10; } break; default: break; } } } break; case 2: { } break; } }while(1); }