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Code Block
titleRST 20H, DEFW $9C
IN:  BC = timeout in centiseconds (-1, no timeout)
OUT: Fc = 0, success and A = characterkey code
     Fc = 1, failure and A = RC_TIME, timeout elapsed
 
Registers changed after return:
     ....DEHL/IXIY same
     AFBC..../.... different

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Internal operating system usage only.

This call returns the character key code corresponding to a keyboard input. Qualifiers (SHIFT, DIAMOND and SQUARE) and foreign keyboard mappings are implemented. The operating system MTH is bypassed. Thus the menu commands, the application swapping are inactive. This call should not be used at application level.

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