Int 14/AH=A3h

AH = A3h
ES:SI -> ???

Return:
CF clear if successful
AX = 5445h ('TE')
CX <> FFFFh
DX = port number
CF set on error

See Also: AH=A1h"TES" - AH=A4h"TES" - AH=A6h"TES"

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