Int 21/AH=03h

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DOS 1+ - READ CHARACTER FROM STDAUX

AH = 03h

Return:
AL = character read

Notes: Keyboard checked for ^C/^Break, and INT 23 executed if detected. STDAUX is usually the first serial port

See Also: AH=04h - INT 14/AH=02h - INT E0/CL=03h

Category: DOS Kernel - Int 21h - D

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