Z88 Developers' Notes
Contents   Contents of System Calls

OS_Wait, wait for event

RST 20H, DEFB $7E

IN: 

     A = WT_ANY ($FF)
     BC = 0

OUT: -
Registers changed after return: 
     A.BCDEHL/IXIY same
     .F....../.... different
Notes:
Internal operating system usage.

Bugs: