Re: [Milkymist-devel] M1r4 review: video in (was Re: Ask for reviews on M1R4 draft (was Re: M1R4 draft schematics))

2012-03-16 Thread Sébastien Bourdeauducq
On 03/16/2012 02:44 AM, Werner Almesberger wrote: - should we connect SOG/SOY ? From my understanding, this pin is only needed so the chip can detect the application of a video signal and interrupt the CPU while it is in low-power (standby) mode. And since we do not use this mode ... S. ___

Re: [Milkymist-devel] M1r4 review: video in (was Re: Ask for reviews on M1R4 draft (was Re: M1R4 draft schematics))

2012-03-16 Thread Adam Wang
On Fri, Mar 16, 2012 at 9:44 AM, Werner Almesberger wrote: > > - there are numerous unused inputs that are left floating. > Shouldn't we rather ground them ? E.g., Ain1-3 to AGND, and > HS_IN/VS_IN to DGND. > applied temporarily to: http://downloads.qi-hardware.com/people/adam/m1/tmp/m1r4/VideoI

[Milkymist-devel] M1r4 review: video in (was Re: Ask for reviews on M1R4 draft (was Re: M1R4 draft schematics))

2012-03-15 Thread Werner Almesberger
The last of the "easy" sheets: the video decoder. - there are numerous unused inputs that are left floating. Shouldn't we rather ground them ? E.g., Ain1-3 to AGND, and HS_IN/VS_IN to DGND. - should we connect SOG/SOY ? At 6400% magnification, the value of the capacitor connecting it to Y/G