This is ONLY needed when using raspbian-kernel 1.20200512-2 or later. These changes break the Fldigi alerts and TX/RX monitor features.įortunately, the fix is simple: Append this text to the end of the line in /boot/cmdline.txt and reboot. The release of Rasbian Buster stable kernel 4.19.118-v7+ (Raspbian package raspberrypi-kernel/testing,now 1.20200512-2 armhf) introduced some changes in how the sound interfaces are handled.
NOTE: If you are using the Hampi image, the majority of the following setup is already done for you. Adjust as necessary if this is not the case. This procedure assumes the operating user is pi and pi's home directory is $HOME and that user pi has sudo privileges (the default).
Familiarity with the Pi's Terminal application, basic LINUX commands and the use of sudo.OPTIONAL: Speakers attached to Pi's built-in audio jack if you want to monitor the radio's TX and/or RX on the Pi's speakers.This procedure has not been tested on other distributions, and some instructions are OS-specific. WB7FHC Budd Churchward's excellent DigiLink (REV C or later) or Nexus DR-X board, or equivalent GPIO controlled PTT.I have not tested with a model 4B, but it should work. This is a variation of the Split Channels documentation for DRAWS/UDRC by mcdermjĪt NW Digital Radio, expanded, adapted and modified for use with the Nexus DR-X/DigiLink and Fe-Pi audio. HOWTO Use pulseaudio with a Fe-Pi Stereo Sound Card and Fldigi/Direwolf
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