[Coco] Direct page register question

Zippster zippster278 at gmail.com
Tue Oct 30 15:03:31 EDT 2018


Use ‘<‘ to force direct addressing...

LDA <$85


> On Oct 30, 2018, at 1:45 PM, Salvador Garcia via Coco <coco at maltedmedia.com> wrote:
> 
> My quest to learn 6809asm continues and now I am looking at the DP register.
> 
> For example, if I am loading the A register like the following:
> 
> LDA $85
> 
> Will this automatically use the DP register?
> 
> If I have modified the DP register before the above line and forget to reset it, and I want the byte at address $0085 will the above line fail if the DP is anything but zero?
> 
> Thanks always! Salvador
> 
> 
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