[Coco] Quick 6809 Q for night owls in the US

Juan Castro jccyc1965 at gmail.com
Tue Apr 15 09:29:47 EDT 2014


EUUGH! NO!
LDX HOWMANYITERARIONS

YOURLOOP (DO SOMETHING)
LEAX -1,X
BNE YOURLOOP

On Tue, Apr 15, 2014 at 10:28 AM, Juan Castro <jccyc1965 at gmail.com> wrote:
> YOURLOOP LDX HOWMANYITERATIONS
>
> * DO SOMETHING
>
> LEAX -1.X
> BNE YOURLOOP
>
> On Tue, Apr 15, 2014 at 10:19 AM, Mark McDougall <msmcdoug at iinet.net.au> wrote:
>> How would one write a (tight) loop, say a few thousand iterations in 6809
>> assembler? Can it be done with the X/Y registers? D? Or do I need a memory
>> variable? It's for a delay...
>>
>> Regards,
>>
>> --
>> |              Mark McDougall                | "Electrical Engineers do it
>> |  <http://members.iinet.net.au/~msmcdoug>   |   with less resistance!"
>>
>> --
>> Coco mailing list
>> Coco at maltedmedia.com
>> http://five.pairlist.net/mailman/listinfo/coco



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