Int 1A Fn FE  - At&t 6300 - Read Time And Date                             [b]

   AH = FEh

Return: BX = day count (0 = Jan 1, 1984)
   CH = hour
   CL = minute
   DH = second
   DL = hundredths

See Also: AX=CCCCh/BX=CCCCh,AH=FFh"AT&T",INT 21/AH=2Ah,INT 21/AH=2Ch