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Problems with BLE Mesh Example

Good day, I tried the BLE Mesh Example located: devzone.nordicsemi.com/.../

... and for some reason it is not working for me. I posted a comment where the example is posted, but I have not heard back after several days.

I am using one nRF51 dev board, and two nRF51 USB dongles. I did download and install latest J-link software which updated the dev board and dongles. All devices are found within RFConnect (i.e. the device IDs are shown in the "devices to program" window) and I am able to successfully program the official mesh firmware into them just like the example's video (my log matches the video's log). However, when I view RTT-Log I do not get any information... and also the LEDs on the dev board and the dongles are not flashing like they are in example's video. Would someone be able to assist me as to what I have done wrong, as I followed the example exactly multiple times and I cannot get the devices to communicate with one another.

Thanks in advance!

Cheers,

Sam

  • Good day Sigurd, Indeed, RTT appears to not show any messages. Yes, I am able to turn LED1 On and Off via the handle 0x0-Value 1/0 as in the video. I did download and install the latest Jlink drivers. The Jlink driver associated with the nRF51DK and the Dongles are Jlink CDC Port, Version 6.02601.5, with the date of 8/28/14, Provider is Segger. The Jlink driver located under USB is ver 2.6.8.1 Dated 7/28/14, by Segger. When I check the latest drivers downloaded (ver 6.12) and installed on my computer, I do see that the versions match up (via the .inf files) to what is reflected back from Window's (Win7 64 bit) Device Manager. Cheers, Sam

  • Hi, do you have this RTT problem with only the mesh example? Have you tried logging data over RTT with one of the examples in the SDK ?

  • Good day Daniel, No I have not tried RTT with any other examples, as I have never used it before. I just tried the Mesh example and noted that it was not working for me. RTT does appear to log, as if I open or close a respective serial port or do set/clear the handle 0x0 I do see that the RTT reflects those commands. Cheers, Sam

  • Good day All, I have been working with the dongles and the nRF Connect and it looks as if the mesh is working except that the RTT is not logging... and so this confusing me... and I was unsure how to test the mesh outside of RTT. Today I used Nordic's RF Connect on my Android phone and working with nRF Connect Mesh I can get the units to Bond and pass data along. Given that is the case I would say that the mesh is working and the failure in seeing RTT logging data was a red herring. Thank you both for your efforts and guidance, as with your input I was able to muddle my way through and at least have a basic mesh system working. Thanks again! Cheers, Sam

  • Good day All, I have been working with the dongles and the nRF Connect and it looks as if the mesh is working except that the RTT is not logging... and so this confusing me... and I was unsure how to test the mesh outside of RTT. Today I used Nordic's RF Connect on my Android phone and working with nRF Connect Mesh I can get the units to Bond and pass data along. Given that is the case I would say that the mesh is working and the failure in seeing RTT logging data was a red herring. Thank you both for your efforts and guidance, as with your input I was able to muddle my way through and at least have a basic mesh system working. Thanks again! Cheers, Sam

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