using an nRF chip, I think), and the LED3 switches to fast consistent blinking (and reverts to slow variable blinking when I turn off the FreeDrum) I turned on an advertising BLE device (FreeDrum.Reset type NORMAL: Resets core & peripherals via SYSRESETREQ & VECTRESET bit. In Terminal, I launched jlinkexe, then followed these steps.Ls -l 1 davidelvig admin 20294 nrf_sniffer.py I verified the permissions on nrf_sniffer.py.I removed two other newer versions in the Segger directory by dragging their folders from Finder to the trash.Mac Finder now shows a / JLink_V616c folder under Applications/Segger.Installed the 6.16c Segger JLink (part of the sniffer download).This is the directory reported as the Extcap path in WireShark/About Wireshark I copied the contents of the sniffer's / extcap directory to Applications/WireShark.app/Contents/MacOS/extcap.I've played with the location a bit to find the files. Downloaded the sniffer software Version 2.0.0-b1 to the Mac from Nordic.Downloaded and installed Python such that 'Python -version' reports 'Python 2.7.14'Īs instructed there, I simply used ' pip install pyserial' in terminal with no apparent errors.I have since downgraded to 2.4.5 with no improvement] [ edit Mar 21st: in my original post, I said pyserial V2.5.0.

Downloaded and installed WireShark Ver 2.5.0.I've followed the nRF_Sniffer_User_Guide_v2.1.pdf:

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