Int 14/AH=08h

Digiboard DigiCHANNEL PC/X* - ALTERNATE STATUS CHECK

AH = 08h
DX = port number (00h-03h) (04h-43h for XAPCM232.SYS)

Return:
AH = RS232 status bits (see #00304 at AH=03h)
ZF set if no characters queued
ZF clear if character available
AL = next character

See Also: AH=03h - AH=08h"PC-MOS" - AH=09h"Digiboard" - A

Category: Serial I/O - Int 14h - D

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