DEMO END subroutine

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Revision as of 11:45, 8 October 2011 by Furrtek (talk | contribs) (Created page with "Game routine called by the BIOS when the '''select button''' is pressed (detection during the SYSTEM_IO call), which is used to end the demo early. The routine sho...")
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Game routine called by the BIOS when the select button is pressed (detection during the SYSTEM_IO call), which is used to end the demo early. The routine should just end by a RTS instruction. The BIOS then jumps to SYSTEM_RETURN and switches to the next slot.