Register parameters

IN:  A = timeout in centiseconds (-1, no timeout)
OUT: Fc = 0, success and A = key code
     Fc = 1, failure and A = RC_TIME, timeout elapsed
 
Registers changed after return:
     ....DEHL/IXIY same
     AFBC..../.... different 

Notes

Internal operating system usage only.

This call converts the key code into an ISO character.

Related calls

OS_Kin, keyboard input