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Purpose: Initialize I/O devices Call Address: $FF84 (hex) 65412 (decimal) Communication registers: None Preparatory routines: None Error returns: None Stack requirements: None Registers affected: A, X, Y |
Description:
This routine initializes all input/output devices and routines. It is normally called as part of the initialization procedure of a Commodore 64 program cartridge.
EXAMPLE:
JSR IOINIT