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Microprocessor

The "heart" of MGBox is an Atmel ATmega2560V microprocessor that interfaces with the

Sensor over the I

C protocol. It features 256KB of flash memory, 4KB of EEPROM, 8Kbytes of

internal SRAM and 86 general-purpose I/O lines.

The ATmega2560 runs at 8Mhz using and external ceramic resonator.

MGBox uses either a Sierra Wireless XA1100 or a Quectel L80 GPS Module. Please find below

a table with the most significant specifications for the modules.

GPS-

Sensitivity

Module

Model

Sierra

Acquisition:

Wireless

-148dBm,

XA1100

Reacquisition:

-163dBm

Tracking: -

165dBm

Quectel

Acquisition:

L80

-148dBm,

Reacquisition:

-160dBm

Tracking: -

165dBm

Chipset

Patch

Antenna

MediaTek

Integrated

MT3333

MediaTek

Integrated

MT3339

Page 8

Tracking/

Acquisition

Channels

22/66

Version 1.3