LoRaWAN to FSK Mod support

Lora_to_FSK_mod.py

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+import serial
+import time
+import sys
+
+# Adjust COM port and baudrate if needed
+PORT = "COM3"        # <-- change to your actual COM port
+BAUDRATE = 57600     # RN2483 default is 57600 baud
+
+def send_cmd(radio, cmd, delay=0.2):
+    """Send a command and return response line."""
+    radio.write((cmd + "\r\n").encode("utf-8"))
+    time.sleep(delay)
+    resp = radio.read_all().decode("utf-8").strip()
+    return resp
+
+def main():
+    try:
+        radio = serial.Serial(PORT, BAUDRATE, timeout=1)
+    except Exception as e:
+        print(f"Failed to open {PORT}: {e}")
+        sys.exit(1)
+
+    # Flush any junk
+    radio.reset_input_buffer()
+    radio.reset_output_buffer()
+
+    # Step 1: check connection
+    resp = send_cmd(radio, "sys get ver")
+    if resp and "RN2483" in resp:
+        print("Successfully connected to RN2483")
+    else:
+        print("No response from RN2483, check wiring/port.")
+        sys.exit(1)
+
+    # Step 2: pause MAC (LoRaWAN stack)
+    print("Pausing LoRaWAN stack...")
+    print(">>", send_cmd(radio, "mac pause"))
+
+    # Step 3: configure FSK modulation
+    print("Switching to FSK...")
+    print(">>", send_cmd(radio, "radio set mod fsk"), " --> setting the Modulation to FSK")
+    print(">>", send_cmd(radio, "radio set freq 868000000"), " --> setting the freq to 868000000")  # adjust region # Using EU (868 MHz band)
+    print(">>", send_cmd(radio, "radio set bitrate 50000"), " --> setting the bits per sec to 50000")
+    print(">>", send_cmd(radio, "radio set fdev 25000"), " --> setting the freq dev to 25000")
+    print(">>", send_cmd(radio, "radio set rxbw 125"), " --> setting the receiver bw to 125")
+    print(">>", send_cmd(radio, "radio set afcbw 41.7"), " --> setting the AFC bw to 41.7")
+    print(">>", send_cmd(radio, "radio set prlen 8"), " --> setting the praamble length to 8")
+    print(">>", send_cmd(radio, "radio set crc on"), " --> enablling CRC for packets")
+    print(">>", send_cmd(radio, "radio set sync 12AABBCCDD"), " --> setting up to 8 bytes sync word")
+    print(">>", send_cmd(radio, "radio set bt 0.5"), " --> setting Gaussian bt to 0.5")
+    print(">>", send_cmd(radio, "radio set pwr 14"), " --> TX power (dbm) to 14")
+
+    # Optional: test transmit (payload "Hello")
+    print("Sending test TX...")
+    print(">>", send_cmd(radio, "radio tx 48656C6C6F"))
+
+    radio.close()
+
+if __name__ == "__main__":
+    main()

ping.py

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+# To ping the Board  (Change the PORT to whichever port it is connected to)
+
+import serial
+import time
+
+# Change COM3 if your port is different
+PORT = "COM3"
+BAUD = 57600
+cmd = "sys reset"  +  "\r\n" # Write the cmd to ping it to RN2483
+
+try:
+    ser = serial.Serial(PORT, BAUD, timeout=1)
+
+    # Give the RN2483 a moment to initialize
+    time.sleep(5)
+
+    # Send a command
+    ser.write(cmd.encode("utf-8"))
+
+    # Read response
+    response = ser.read(100)  # read up to 100 bytes
+    print("Response:", response.decode(errors="ignore"))
+
+    ser.close()
+
+except Exception as e:
+    print("Error:", e)

requirements.txt

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+dataclasses==0.6
+DateTime==5.5
+future==1.0.0
+iso8601==2.1.0
+pytz==2025.2
+PyYAML==6.0.3
+serial==0.0.97
+pyserial==3.5
+typing==3.7.4.3
+zope.interface==8.0.1