flashjazzcat Posted September 9, 2016 Share Posted September 9, 2016 To go back into emulation mode? SEC / XCE should always do that according to the docs. 1 Quote Link to comment Share on other sites More sharing options...
phaeron Posted September 9, 2016 Share Posted September 9, 2016 Correct, you don't need to set the M or X bits when re-entering emulation mode. They are forced on automatically. 1 Quote Link to comment Share on other sites More sharing options...
drac030 Posted September 10, 2016 Share Posted September 10, 2016 Routine to detect a 65816 CPU. From "The Fridge" http://www.ffd2.com/fridge/scpu/detect-scpu.s Here is another one: http://atariki.krap.pl/index.php/Programowanie:_Jak_stwierdzi%C4%87_typ_procesora Returns A=0 for 6502, A=1 for 65C02 and A=2 for 65C816. No illegal instructions used. 2 Quote Link to comment Share on other sites More sharing options...
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