Posted By
Stinaris on 2017-01-16 13:14:49
| Re: VB interrupt. How do you get it to trigger?
Wow it has been a long time.
Absolute addressing for LDA and STA takes only 4 cycles. But Indirect Index address takes 5 & 6 respectively.
I'll modify my code to use absolute addressing.
And stick the $FF13 jobbie in.
|