Open Source Mobile Communications

07/25/2017

10:54 AM multi-voltage USB UART Bug #2395 (Resolved): RXD/TXD might be labelled wrongly?

this was indeed a documentation bug:
the schematic was correct, but the labels on the pinout graphic was swapped.

07/11/2017

04:24 PM Osmocom.org Servers Bug #2358 (Feedback): jenkins errors when adding/configuring new nodes

when following the manual for osmo-gsm-tester (http://ftp.osmocom.org/docs/latest/osmo-gsm-tester-manual.pdf) to set ...

06/06/2017

10:03 AM OsmoBTS Feature #1849: osmo-bts-trx integration to osmo-gsm-tester

i have added a hardware specific subpage under https://osmocom.org/projects/osmotrx/wiki/USRP

09:59 AM OsmoTRX Wiki edit: OsmoTRX (#59)

09:58 AM OsmoTRX Wiki edit: Ettus_USRP_Family (#1)

05/26/2017

04:33 PM OsmoBTS Feature #1849: osmo-bts-trx integration to osmo-gsm-tester

all measurements done with ~13-14dB of external att. arfcn870 for comparison to previous values...

05/23/2017

12:37 PM multi-voltage USB UART Bug #1870 (Resolved): V1 hardware does not enumerate as long as JP4 is set

reworked all existing v1 boards

05/19/2017

05:16 PM OsmoBTS Feature #1849: osmo-bts-trx integration to osmo-gsm-tester

i just did some measurements with a B210 board:
osmo-trx is started with -x (external 10MHz)
osmo-bts-trx gets a ...

12/05/2016

04:50 PM multi-voltage USB UART Bug #1870: V1 hardware does not enumerate as long as JP4 is set

rework manual:
- cut trace right next to R1
- place 0Ohm over the pad 3 of U3 and VBus on C6 (0603 or 0805)

04:30 PM multi-voltage USB UART Bug #1870 (Closed): V1 hardware does not enumerate as long as JP4 is set

if JP4 is connected at powerup (usb connect) the cp2105 stays in reset.
this happens since its _RST is pulled up to ...