EclaireXL

02/09/2020

09:27 PM Feature #85: 720p support/1080i support

Oh and the clkgen chip can drive the video too, for those who want to try custom modes. I've not tried it yet since i... foft

09:25 PM Feature #85: 720p support/1080i support

I have all these modes working properly from the firmware.
NTSC:480i/480p/720p/1080i
PAL:576i/576p/720p/1080i
Al... foft

10:01 AM Feature #85: 720p support/1080i support

The dev of another hdmi library posted it on hacker news. Worth a look.
https://github.com/hdl-util/hdmi foft

02/02/2020

10:38 AM Feature #85: 720p support/1080i support

It seems pretty clear that on the 2nd board can use the reconfigurable clock to provide 27MHz and 74.25MHz hdmi clock... foft

10:30 AM Feature #85: 720p support/1080i support

Clock switching is proving fun, due to a bunch of constraints!
1st board: 50MHz on H16 (CLK11p) - which is connec... foft

01/29/2020

10:13 PM Feature #85: 720p support/1080i support

Cleaned up the i2c wiring to be more generic. crtc wiring working too. Can switch from 720p50 and 1080i50 in firmware... foft

01/26/2020

09:58 PM Feature #85: 720p support/1080i support

Adding the i2c wiring to allow these to be controlled from the firmware. So far areascale wired up and working. Now d... foft

01/21/2020

09:35 PM Revision 970 (repo2): Area based and polyphasic scaler implementations.

markw

09:30 PM Feature #85: 720p support/1080i support

A weeks debugging later, this filter actually really works! foft

01/15/2020

10:26 PM Feature #85: 720p support/1080i support

I have a polyphasic version working too, I think. So far I only gave it nearest neighbour coefficients. Rebuilding wi... foft