PICO TNC is the Terminal Node Controler for Amateur Packet Radio powered by Raspberry Pi Pico. This TNC has same functionality as WB8WGA's PIC TNC.
 
 
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README.md

PICO TNC

PICO TNC is the Terminal Node Controler for Amateur Packet Radio powered by Raspberry Pi Pico.

This TNC has same functionality as WB8WGA's PIC TNC.

PIC TNC features

  • Encode and decode Bell 202 AFSK signal without modem chip
  • Digipeat UI packet up to 1024 byte length
  • Send beacon packet
  • Support converse mode
  • Support GPS tracker feature
  • Support both USB serial and UART serial interface

Additional features

  • Support KISS mode
  • Support multi-port up to 3 ports

How to build

git clone https://github.com/amedes/pico_tnc.git
cd pico_tnc
mkdir build
cd build
cmake ..
make -j4
(flash 'pico_tnc/pico_tnc.uf2' file to your Pico)

bell202-wave command line schemantic