Re: A83: ASM question


[Prev][Next][Index][Thread]

Re: A83: ASM question





In a message dated 09/28/98 7:59:02 PM, jfsmi@geocities.com writes:

>
>halt stops the procesor until the next interrupt occurs.  So if interrupts
>are dissabled (di) a halt will freeze the calc indefinitly (until you take
>the batteries out.)  If you ei before a halt, that assures that an interrupt
>will occur to take the calc out of halt
>
>-Dan

Ok, I just had it backwards kinda (or never knew _Really_ what Halt did) thats
why I asked for someone to explain it. Thanks... Well, is there any more to it
than that?

															--Jason K.