uart.h

a gps program

void SetBaud(uint baud);
void SendData0(void);
uchar LeapYear(uchar yea);
uint PastDays(uint year, uchar month, uchar day);
uint TimeDiffer(uchar year0, uchar month0, uchar day0, uchar year1, uchar month1, uchar day1);
void ComputeDate(void);