Introduction

(1)This communication protocol is based on the Ministry of Transportation’s standard JT/T 808 “Road Transport Vehicle Satellite Positioning System Beidou Compatible Vehicle Mounted Terminal Communication Protocol Technical Specification”.
(2) The mobile phone number of the message header is a 12-digit unique identification code customized by AOVX.
(3) Message ID includes:
Device general response (0x0001); Platform general response (0x8001);
Device heartbeat(0x0002); Device registration (0x0100);
Device registration response (0x8100); Device authentication (0x0102);
Set device parameters (0x8103); Query device parameters (0x8104);
Uplink transparent transmission(0x0900);Downlink transparent transmission(0x8900);
Query device parameters response(0x0104); Device control(0x8105);
Location information report (0x0200); Platform RSA public key(0x8A00)*.