Project

General

Profile

Activity

From 10/27/2017 to 11/25/2017

11/18/2017

12:28 AM Feature #3: High resolution antic support
Hoping to get back to being able to test out this new stuff real soon! I'm finally finishing up a major vehicle repa... Stephen

11/15/2017

09:38 PM Feature #3: High resolution antic support
gr.8 seems to be off by half a colour clock in 4x mode. Wonder if that is gtia or antic. Didn't notice that in gr.0 foft
09:26 PM Feature #3: High resolution antic support
I think I have the antic alignment all working. Next up, gtia... foft

11/11/2017

02:46 AM Feature #3: High resolution antic support
Keep up the good work, thank you for all the time you are putting into this! 917k

11/08/2017

09:15 PM Feature #3: High resolution antic support
Example output from sim. I display ctrl F and ctrl G at the start and end of a line - to check alignment. I switch co... foft

11/07/2017

09:43 PM Feature #3: High resolution antic support
I added rendering of the video output ot the test bench... Very helpful to debug visual video issues. foft

11/04/2017

09:57 PM Feature #3: High resolution antic support
Back to computing the dma clock start cycle, rather than applying hscrol high bits as a delay. With 2x and 4x support... foft

11/03/2017

10:10 PM Feature #3: High resolution antic support
Thinking about this I bet I just broke the hscrol change delay, since this will no longer allow late changes. One to ... foft
10:09 PM Feature #3: High resolution antic support
Fixed issue with sprites - I had changed hscrol to count at 4x original colour clock and forgot to adjust the dma add... foft

11/02/2017

10:15 PM Feature #3: High resolution antic support
Sped up the refresh cycles to 2x and 4x. No missing characters now mid-screen. However this will probably flicker on ... foft

11/01/2017

09:53 PM Feature #3: High resolution antic support
Fixed a few more bugs and tried it again. Was starting to despair that it worked on sim but not the real hardware. Th... foft

10/30/2017

09:28 PM Feature #3: High resolution antic support
I fixed the dma clock, then I found character fetching was not working either. I've fixed that for 2x, but still rema... foft

10/29/2017

12:42 PM Feature #3 (In Progress): High resolution antic support
Taking a look at this one for a change!
Its actually not looking too bad, at least the first bug. I start off the ...
foft

10/28/2017

09:29 PM Bug #54: GTIA issue when Turbo > 4X
foft wrote:
> I noticed that on the v16 core with the OS in block ram (vs sdram) up to 16x works ok. But 32x has the...
sadosp
07:33 PM Bug #54: GTIA issue when Turbo > 4X
I noticed that on the v16 core with the OS in block ram (vs sdram) up to 16x works ok. But 32x has the artifacts. foft
 

Also available in: Atom