Werner Almesberger schrieb: > Joerg Reisenweber wrote: >> And we lose our USB-OTG cert, > > The question is also whether we care about such a certification, or if > we're happy with complying with the relevant parts of the standard and > don't put any fancy labels on the box.
When I asked this question, either Raster or Harald tld me, we're even going to pay quite some money for it. >> it surely will hit us >> with two (identical!!!) external USBcon. > > Well, now here's a challenge for our ID team ;-) "Make it mechanically > the same, yet distinct enough that people won't confuse it." > > One idea I had was to just put a bright red rubber plug into debug-USB > socket, and mention it somewhere on the in-the-box documentation (e.g., > picture, "This port is for power and debugging.", and a URL on the > welcome carda). That will make people notice that there _is_ a > difference, and they'll probably remember this even after they've lost > that little red plug. That's fine for me, probably ot for USB-cert. > By the way, do we still need that Y-connector if we feed power into > the debug-USB socket ? Nope! :-) > By the way 2: drawing power from debug-USB also needs charger detection > and a current limiter for 100mA vs. real power. Right. Never will happen, FTDI chip can't do this I think. :-(((( So we're back again to my lovely little coax ;-) Much smaller than 2nd micro-USB, much simpler, many many compliant chargers out there. /jOERG _______________________________________________ hardware mailing list [email protected] http://lists.openmoko.org/mailman/listinfo/hardware
