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广州鑫图科技有限公司
Guang Zhou Xin TU Technology, Inc.
Fax: 020-87598610 Http://www.gzxintu.com
Tel: 020-87534036 87511656 87583952 87511696 85513677 85513736
广州市黄埔大道西 191 号广信大厦牡丹阁 23B 电话：020-87534036 FAX:020-87598610
GPS Engine Board
Gstar
—GS-94
GS-94
1. Product Information
Product Name: GS-94
Product Description:
GS-94 is a compact, high performance, and low power consumption GPS engine board.
GS-94 uses MTK MT3318 chipset which can track up to 32 satellites at a time and perform fast
TTFF and excellent signal sensitivity. It is suitable for portable electronic devices such as
automotive navigation devices, handheld navigation devices, mobile phones, and other GPS
applications.
Product Features:
9
MTK MT3318 chipset
9
32 parallel channels
9
Fast TTFF at low signal environment
9
3 serial ports
9
Built-in LNA
9
SMT type with stamp holes
9
Small form factor (22.4 x 17 x 3 mm)
9
NMEA 0183 v3.01 (Default:GGA,GSA,GSV,RMC,VTG,GLL,ZDA) RTCM ,MTK
NMEA Command
9
SBAS (WAAS and EGNOS and MSAS) support
9
ARM 7 CPU core accessible
9
RoHS compliant
Product Specifications
GPS Receiver
Chipset MT3318
Frequency L1, 1575.42 MHz
Code C/A Code
Protocol NMEA 0183 v3.01
(Default:GGA,GSA,GSV,RMC,VTG,GLL,ZDA)
MTK NMEA Command
Serial I/O Port 3 UART Ports
Available Baud Rate 4800/9600/14400/19200/38400/57600/115200
Channels 32
Flash 4Mbit
Sensitivity Acquisition:-146dBm, Tracking:-158dBm
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Guang Zhou Xin TU Technology, Inc.
Fax: 020-87598610 Http://www.gzxintu.com
Tel: 020-87534036 87511656 87583952 87511696 85513677 85513736
GS-94
Cold Start 36 seconds
Warm Start 33 seconds
Hot Start 1 second
Reacquisition
＜1 second
Accuracy Position: 3 m / 2.5 m with DGPS
Velocity: 0.1 m/s
Time: 1ms RMS
Maximum Altitude
＜ 18,000 meter
Maximum Velocity
＜ 515 meter/second
Maximum Acceleration
＜ 4G
Update Rate 5 Hz
DGPS WAAS, EGNOS, MSAS, RTCM
Interface
I/O Pins 28-pin stamp holes
Physical Characteristic
Dimensions 22.4 x 17 x 3 mm
DC Characteristics
Power Supply 3.3~5.5V
Backup Voltage 2.0 ~ 3.6Vdc ± 10%
Power Consumption Acquisition: 50mA
Tracking: 30mA
Environmental Range
Humidity Range 5% to 95% non-condensing
Operation Temperature
-40℃ to 85℃
Storage Temperature
-40℃ to 125℃
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Guang Zhou Xin TU Technology, Inc.
Fax: 020-87598610 Http://www.gzxintu.com
Tel: 020-87534036 87511656 87583952 87511696 85513677 85513736
GS-94
2. Technical Information
Block Diagram
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Guang Zhou Xin TU Technology, Inc.
Fax: 020-87598610 Http://www.gzxintu.com
Tel: 020-87534036 87511656 87583952 87511696 85513677 85513736
GS-94
Module Pin Assignment:
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Guang Zhou Xin TU Technology, Inc.
Fax: 020-87598610 Http://www.gzxintu.com
Tel: 020-87534036 87511656 87583952 87511696 85513677 85513736
GS-94
