CalAmp TTU-3640

The TTU-3640 is a next-generation telematics gateway built for extreme environments. Providing enterprise applications and fleet features utilizing both cellular and peripheral connectivity (Bluetooth/Wi-Fi) combined with leading ECU (Engine Control Unit) interface to deliver instant vehicle updates for both light and heavy duty vehicles.

Protocol: calamp Manufacturer: CalAmp Forum discussion
Device Information
Generic device information.
firmware_version: Firmware Version
AT Command
Send custom AT command to device
payload: Command to send, after AT
Query Current IP Address
{"payload":"$APP ADDR?"}
Query Current Output States
{"payload":"$APP OUTPUT?"}