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Search: Posts Made By: Toni Wilen
Forum: Coders. General 31 March 2011, 21:07
Replies: 14
Views: 3,250
Posted By Toni Wilen
There is no need to find anything. o1 = cop1lc,...

There is no need to find anything. o1 = cop1lc, o2 = cop2lc.

There is also hardcore bus debugging mode, type vd to enable it, v <scanline> [<start cycle>] shows what happened in selected scanline...
Forum: Coders. General 31 March 2011, 08:22
Replies: 14
Views: 3,250
Posted By Toni Wilen
It is almost guaranteed your BPLCON0 write...

It is almost guaranteed your BPLCON0 write happens when DDFSTRT has already been passed in current line.

Easy to test: clear BPLCON0 at the start of line, set all bitplane parameters, wait for...
Forum: Coders. General 30 March 2011, 08:51
Replies: 14
Views: 3,250
Posted By Toni Wilen
One possibility is moves to bitplane pointers...

One possibility is moves to bitplane pointers takes too long, BPLCON0 written after DDFSTRT hpos has already been passed (or in worst case, BPLCON0 already having some previous non-zero plane...
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