Rainbow Electronics GM-R306-AA User Manual

GM-R306-AA GPS Receiver

EverMore GM-R306-AA series is a high sensitivity GPS receiver, This product is based
on EverMore chipset in 12 channel GPS receivers solution. The GPS module receiver
will track up to 12 satellites at a time while providing fast time-to-first-fix and 1Hz
navigation updates. It is far reaching capability meets the sensitivity & accuracy
requirements of car navigation as well as other location-based applications, such as
AVL system. PDA, Notebook operated navigation system.

The GM-R306-AA design utilizes the latest surface mount technology and high level
circuit integration to achieve superior performance while minimizing dimension and
power consumption. This hardware capability combined with software intelligence
makes the board easy to be integrated and used in all kinds of navigation applications
or products. The module communicates with application system via RS-232 level with
NMEA-0183 protocol.

Features:

z EverMore Chipset 12 Channels all in view tracking
z High Sensitivity -143dBm
z Reacquisition Time: 0.1 second
z Support Standard NMEA-0183 at 4800 bps baud rate
z High Accuracy GPS Receiver
z DGPS : WAAS/EGNOS
z On-board rechargeable battery sustained real-time clock and

memory for fast satellite acquisition during power-up

EverMore Technology, Inc.

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C. http://www.emt.com.tw

GM-R306-AA GPS Receiver

Applications:

z Land/Marine Navigation
z Telematics
z Fleet Management
z Asset Tracking
z Timing Reference

Specification:

Features Description
General L1 1575.42MHz, C/A code, 12-channel all in view

tracking
Sensitivity -143 dBm (typical)
Update Rate 1 Hz
Accuracy Position: <15m(95%) without S/A

Velocity: 0.1 m/sec without S/A

Time: ± 100ns synchronized to GPS time
Acquisition Cold start: 120 sec average

Warm start: 45 sec average

Hot start : 15 sec average
Dynamics Altitude : 18,000m Max

Velocity: 500m/s

Acceleration: 4g Max
Reacquisition Time 0.1 second
Datum WGS-84
Protocol NMEA-0183 V2.2 , Baud rate: 4800 , 8-None-1

NMEA Message Default : GGA, GSA, GSV, RMC
DGPS WAAS/EGNOS
Primary Power 5VDC ± 0.5Vp-p ripple
DC Current 125 mA

Operation Temperature -30oC to +80oC
Storg Temperature -40oC to +90oC
Operating Humidity 5% to 90% non-condensing
Antenna Active Antenna
Cable Length PS/2 Cable 30cm , Active Antenna 2M
Interface Connector PS/2 Male , RS-232 Level
Dimension/ Weight 58.2 mm x39.9 mm x 21.5mm / 84g

* Preliminary Specification, Subject To Change without Notice

EverMore Technology, Inc.

2F, No.7, R&D Road 1, Science-Based Industrial Park, Hsinchu, Taiwan, 300, R.O.C. http://www.emt.com.tw