Too many loads on the signal. The HDMI encoder is a 1.8V input that is 5V tolerent. So we had to add the filters to make the output of the HDMI work.
Serial resistors did not work. We tried that first. Remember you have the HDMI device, the boot resistors, and the LCD load to contend with. Gerald On Tue, Jan 20, 2015 at 6:27 PM, <[email protected]> wrote: > Gerald: > what was the issue that you solved with 47 pF caps on page 10 of the BBB > schematics? I am guessing you wanted to slow down the edges. Why and by how > much? Was it a serious problem or a sort of optimization? > > I am tempted to replace these caps with serial resistors to save some > power. Any comment on this idea? > > Thank you, > Wojtek > > -- > For more options, visit http://beagleboard.org/discuss > --- > You received this message because you are subscribed to the Google Groups > "BeagleBoard" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- Gerald [email protected] http://beagleboard.org/ http://circuitco.com/support/ -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
