Tools: add devid encode/decode

This helps us better understand/maintain items in the parameter files.

SW-159

Tools/Carbonix_scripts/devid-decode.py

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+# Decode an ArduPilot device id
+
+import argparse
+
+parser = argparse.ArgumentParser(description='Decode a device id')
+parser.add_argument('device_id', type=int, help='Device ID to decode')
+args = parser.parse_args()
+
+bus_types = {
+    0: 'UNKNOWN',
+    1: 'I2C',
+    2: 'SPI',
+    3: 'UAVCAN',
+    4: 'SITL',
+    5: 'MSP',
+    6: 'SERIAL',
+    7: 'QSPI',
+}
+
+device_id = args.device_id
+bus_type = device_id & 0x7
+bus = (device_id >> 3) & 0x1f
+address = (device_id >> 8) & 0xff
+devtype = (device_id >> 16) & 0xff
+
+print(f"Device ID: {device_id}")
+print(f"{bus_types[bus_type]}{bus}, address {address}, devtype {devtype}")

Tools/Carbonix_scripts/devid-encode.py

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+# Encode an ArduPilot device ID
+
+# prompt the user for the bus type
+print("Bus types:")
+print("0: UNKNOWN")
+print("1: I2C")
+print("2: SPI")
+print("3: UAVCAN")
+print("4: SITL")
+print("5: MSP")
+print("6: SERIAL")
+print("7: QSPI")
+bus_type = int(input("Enter the bus type (0-7): "))
+
+# prompt the user for the bus number
+bus = int(input("Enter the bus number (0-31): "))
+address = int(input("Enter the address (0-255): "))
+devtype = int(input("Enter the device type (0-255): "))
+device_id = bus_type | (bus << 3) | (address << 8) | (devtype << 16)
+
+print(f"Device ID: {device_id}")