Files
examples/simple_rx.py
T

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925 B
Python
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#!/usr/bin/env python3
"""Receive LoRa packets and print them.
Usage:
uv run examples/simple_rx.py [PORT]
"""
# /// script
# requires-python = ">=3.10"
# dependencies = ["cobs", "pyserial"]
# ///
import sys
sys.path.insert(0, __import__("pathlib").Path(__file__).parent.as_posix())
import donglora as dl # noqa: E402
ser = dl.connect(sys.argv[1] if len(sys.argv) > 1 else None)
print(dl.send(ser, "SetConfig", config=dl.DEFAULT_CONFIG))
print(dl.send(ser, "StartRx"))
print("\nListening (Ctrl+C to stop)...\n")
ser.timeout = 1
try:
while True:
data = dl.read_frame(ser)
if data is None:
continue
resp = dl.decode_response(data)
if resp["type"] == "RxPacket":
p = resp["payload"]
print(f" RSSI:{resp['rssi']:4d}dBm SNR:{resp['snr']:3d}dB len:{len(p):3d} {p.hex()}")
except KeyboardInterrupt:
dl.send(ser, "StopRx")
print("\nDone.")