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Jean-Samuel Najnudel - BJT PARTNERS SARL jsn at bjtpartners.comHi Alexander, Thank you very much for your reply. In this case, it looks good. Best regards. Jean-Samuel. :-) On Tue, Oct 11, 2011 at 3:16 PM, Alexander Chemeris < alexander.chemeris at gmail.com> wrote: > Hi Jean-Samuel, > > On Tue, Oct 11, 2011 at 17:11, Jean-Samuel Najnudel - BJT PARTNERS > SARL <jsn at bjtpartners.com> wrote: > > Hi Alexander, > > > > I looked at the schematics and PCB. I did not notice anything bad. > However, > > I am not really able to check everything. > > > > Anyway, I just have two questions. > > 1/ There is a CLKIO connector. As I can see on the schematics. We can set > > this as a clock output (master) or input (slave). This looks perfect if > we > > want to synchronize 2 boards together (1 master output connected to 1 > slave > > input). If we need to synchronize 3 boards together (trisector > > configuration), how could we connect them together ? Can we split the > clock > > output signal to connect it to the 2 slave inputs ? If yes, everything is > > fine. If not, we might need 1 ouput and 1 input on the board (instead of > 1 > > output or 1 input) to allow us to daisy chain the boards. What do you > think? > > Andrey says we can connect 3 to 5 units to a single output easily. We > just need to make a "splitter-cable". > > > 2/ On Image2, I can see 3 components outside the board near the 6 pin > > connector. Is this normal ? > > Yes this is normal, as layout is not 100% finished yet. If there is no > serious objections or additions, we're going to start final layout > iteration immediately. It will take about a week more to polish > everything. > > > -- > Regards, > Alexander Chemeris. > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20111011/0e93b393/attachment.htm>