Re: A86: More beginner questions
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Re: A86: More beginner questions
>> 19 t-states with carry, 20 t-states without add a,h ;4
t-states ld
>> h,a ;4 t-states
>> jr nc,skip ;7 or 12 t-states
>> inc l ;4 t-states
>> skip:
>
> That looked screwy, so here it is again:
>
> add a,h ;4 t-states
> ld h,a ;4 t-states
> jr nc,skip ;7 or 12 t-states
> inc l ;4 t-states
>skip:
Hmm..shouldnt it be -
add a, l
ld l, a
jr nc, skip
inc h
skip:
Which would be 19 T states or 24T. This gives an average of 21.5 T cycles,
which is 1.5 T faster then mine. Hey, my routine wasn't that bad for only
working with the z80 for little over half a year
Later,
Matt
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