xara --call YOURCALL --hf 2300 --audio alsa \
     --capture plughw:CARD=Device,DEV=0 \
     --playback plughw:CARD=Device,DEV=0

apt install libpulse-dev libasound2-dev

cargo install --locked --git https://github.com/x0rro/xara xara

cargo build --release
cargo test

--config FILE           read key = value options from FILE

--call CALL             your callsign (required)

--audio pulse|alsa      pulse vs alsa audio path
--capture SOURCE        audio source
--playback SINK         audio sink

--hf 500|2300|2750      HF mode, bandwidth setting
--fm narrow|wide        FM mode, narrow vs wide

--radio                 enable radio mode
--drive-db D            TX drive (<= 0 dB, default -5)
--ptt [see section]     PTT has a lot of options

--ui-port N             serve web UI on port N (default off)
--ui-addr A             webui listen address (default 127.0.0.1)
--ui-host NAME          accept as HTTP Host for UI (repeatable)
--ui-token T            UI token (default: random)
--ui-control            DANGER: remote token-holders can key radio
--state-dir DIR         web UI settings storage (default: set by systemd)

--addr A                KISS/command address (default: 127.0.0.1)
--port N                command port (< 65535, default: 8300)
--kiss-port N|off       KISS TCP port (default: 8100)
--persistence P         KISS p-persistence

--registered            enable registered speeds (must set build flag)

--digi CALL             FM digipeat for CALL (default: off)
--record PATH           record rx, tx and PTT to FLAC (or WAV if .wav)
--quiet                 no output
--version and --help    guess

--ptt vox                   use VOX (just don't bother)
--ptt rts:DEV               key serial port on rts, hold dtr low
--ptt dtr:DEV               key serial port on dtr, hold rts low
--ptt cm108:DEV[:GPIO]      cm108/cm119 HID GPIO (default GPIO: 3)
--ptt rigctld[:HOST:PORT]   hamlib rigctld CAT on HOST:PORT

--ptt-lead-ms N             PTT held for N ms before xmit (default: 0)
--ptt-tail-ms N             PTT held for N ms after xmit (default: 100)
--ptt-max-s N               release PTT after N sec max (1-120, default: 30)

xara-monitor --audio alsa --capture plughw:CARD=Device,DEV=0

--wav FILE              load from a wav file
--stdin RATE            s16le mono at RATE Hz

--audio pulse|alsa      pulse or alsa audio path
--capture SOURCE        audio source

--hf 500|2300|2750      HF bandwidth (default 2300)

--call CALL             known call (repeatable)
--calls FILE            list of known calls, one per line
--no-blind              only attempt to resolve known calls

--ui-port N             read-only web UI on port N (default: off)
--ui-addr ADDR          web UI listen addr (default: 127.0.0.1)
--ui-host NAME          accept as HTTP Host for UI (repeatable)

--key-idle MIN          max target idle time (default: 30, 0 disables)
--dump                  dump entire payloads
--verbose               report unconfirmed blind detections
--json                  print newline-delimited JSON records
--version and --help    guess