System32 Function 23 (17h) - Wait for Keypress

Description
Just an usefull, easy service.
System32 first waits until NO key is pressed, and then until a key IS pressed.
Input

AL

23d (17h)
Output

None

None
Errorcodes

None

None
Notes
This function does not clear the key from the keyboardbuffer, it can be retrieved with service29d
Development Status
Working.

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