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Re: BRK-flag [message #137502 is a reply to message #137501]

Tue, 05 April 2005 06:57

Martijn van Buul
Messages: 326
Registered: December 2011

Karma:

Senior Member

It occurred to me that Ruud Baltissen wrote in comp.emulators.cbm:
>
> But the reasob I started experimenting: the BRK-flag is set by the BRK
> instruction. But what does it reset again?

RTI. It pops the processor status from the stack, which got put there by
the IRQ and/or BRK.

--
Martijn van Buul - pino@dohd.org - http://www.stack.nl/~martijnb/
Geek code: G-- - Visit OuterSpace: mud.stack.nl 3333
The most exciting phrase to hear in science, the one that heralds new
discoveries, is not 'Eureka!' (I found it!) but 'That's funny ...' Isaac Asimov

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[Message index]

		BRK-flag By: Ruud.Baltissen on Tue, 05 April 2005 06:07
		Re: BRK-flag By: Martijn van Buul on Tue, 05 April 2005 06:57
		Re: BRK-flag By: Andreas Boose on Tue, 05 April 2005 13:26

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