DOS / Functions / 01

                        INT 21 - DOS - KEYBOARD INPUT

Input	DOS1	Y	DOS2	Y	DOS3	Y	DOS5	Y	Output
AX	01h						Character		AX
BX									BX
CX									CX
DX									DX
ES:DI									CF

Notes:  * ^C/^Break are checked, and INT 23h executed if pressed

        * Character is echoed to standard output

See Also 06h 07h 08h 0Ah 0Ch Key Codes