GPS/GSM Fleet Tracker
Complete design and implementation of a GPS/GSM tracker unit for a fleet of trucks. The work consisted of Electrical Schematic, PCB Layout, Assembly and HW Debug, Firmware. Based on AVR XMega MCU, the unit is rugged for automotive use, with several I/O lines for Door Lock/Unlock functions, Engine Cut-Off, Fuel sensing, etc. The unit uses GPRS for position reporting, and accepts commands through SMS. Includes software functions like GPS fencing and alarm, Inertial position calculation (in case of no GPS lock).