GPS Engine Board -MR-87(MTK)
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1. Product Information
Product Name: MR-87
Product Description:
MR-87 is a compact, high performance, and low power consumption GPS engine board. MR-87 uses MTK MT3301+MT3179 chipset which can track up to 32 satellites at a time and perform fast TTFF in low signal environments. It is suitable for portable electronic devices such as automotive navigation devices, handheld navigation devices, mobile phones, and other GPS applications.
Product Features:
MTK MT3301+MT3179 chipset
32 parallel channels
Fast TTFF at low signal environment
3 serial ports
NMEA 0183 v3.01 (Default:GGA,GSA,GSV,RMC,VTG,GLL,ZDA) RTCM ,MTK
NMEA Command
SBAS (WAAS and EGNOS and MSAS) support
ARM 7 CPU core accessible
RoHS compliant
Product Specifications
GPS Receiver
Chipset MT3301+MT3179
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
Cold Start 36 seconds
Warm Start 33 seconds
Hot Start 1 second
Reacquisition £¼1 second
Accuracy Position: 3 m / 2.5 m with DGPS
Velocity: 0.1 m/s
Time: 1ms RMS
Maximum Altitude £¼ 18,000 meter
Maximum Velocity £¼ 515 meter/second
Maximum Acceleration £¼ 4G
Update Rate 5 Hz
DGPS WAAS, EGNOS, MSAS, RTCM
Interface
I/O Pins 6-pin connector
Physical Characteristic
Dimensions 25.4 x 25.4 x 7 mm
DC Characteristics
Power Supply 3.3 ~ 5Vdc ¡À 5%
Backup Voltage 1.2 Vdc ¡À 10%
Power Consumption Acquisition: 52mA
Tracking: 27mA
Power Down: 14mA
Environmental Range
Humidity Range 5% to 95% non-condensing
Operation Temperature -30¡æ to 85¡æ
Storage Temperature -40¡æ to 125¡æ |
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