Rainbow Electronics EB-A802 User Manual
EB-A802-P GPS Engine Board
EverMore EB-A802-P is a high sensitivity, low power, SMD type GPS Module,
This product is based on Atmel chipset in 16 channel GPS receiver’s solution.
The GPS module receiver will track up to 16 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 Personal Tracking system. PND, Handheld
Device system.
Features:
z Pin to Pin compatible ublox LEA-4P
z Atmel Chipset 16 Channels all in view tracking
z Ultra Low Power Consumption 39 mA
z High Sensitivity -158dBm
z DGPS : WAAS /EGNOS/MSAS
z Support NMEA-0183 at 4800/9600 bps baud rate
z Customized and configurable serial I/O architecture
z Support 4 Hz position update rate capability
(using on-board EEPROM)
z Support power saving modes
z Support 1 PPS
z Support 1 USB & 1 UART Port
z Lead Free , RoHS Compliant
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
EB-A802-P GPS Engine Board
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, 16-channel all in view
tracking
Sensitivity -158 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: 34 sec average
Warm start: 33 sec average
Hot start : 3.5 sec average
Dynamics Altitude : 18,000m/ Max
Velocity: 515 m/s
Acceleration: 4g Max
Reacquisition Time 0.1 second
WAAS/EGN OS Accuracy
2 m CEP
Datum WGS-84
Protocol NMEA-0183 V2.2 Baud rate: 4800/9600 ,8-None-1
UBX (ublox proprietary), RTCM
NMEA Message Default : GGA, GSA, GSV, RMC,GLL,ZDA,VTG
Primary Power 3.3VDC ± 0.1Vp-p ripple
Power Consumption 39 mA
Backup Current 5 uA typical
Serial Port UART , USB
Operation Temperature -40oC to +85 oC
Storg Temperatur e -45oC to +90oC
Operating Humidity 5% to 90% non-condensing
Interface 28 pin SMD Package / LVTTL level output
Dimension 22.4x17x3.0mm
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
EB-A802-P GPS Engine Board
Definition of Pin assignment
Pin# Name Type Description
1
2
3
4
5
6
7
8
9
10
11
12
13~15
16
GPSMODE8 I Antenna detection configuration, keep floating
GPSMODE9 I Antenna detection configuration, keep floating
TxD1 O Serial Port 1, if not used keep floating
RxD1 I Serial Port 1, if not used keep floating
VDDIO I Pad voltage supply, 3.3V typical
VCC I Supply voltage, 3.3V typical
GND I Ground
VDD18OUT O Internal 1.8V regulator output, if not used keep floating
GPSMODE10 I Antenna detection configuration, keep floating
RESET_N I Reset Pin, active low, if not used keep floating
V_BAT I 1.5V~ 3.6V Input for backup RTC&SRAM
NC Not Connected, keep floating
GND I Ground
RF_IN I GPS signal input
17
18
19
20
21
22
23
24
25
26
27
28
GND I Ground
VCC_RF O Output Voltage RF section
V_ANT I Antenna Bias voltage
AADET_N I Active Antenna Detect (see application circuit)
GPSMODE3 I Sensitivity mode configuration, keep floating
GPSMODE2 I Sensitivity mode configuration, keep floating
USB Power Mode configuration, keep floating (Default
GPSMODE7 I
is self-powered) (“0” is bus-powered)
VDD_USB I USB Supply, 3.3V typical
USB_DM I/O USB data
USB_DP I/O USB data
EXTINT0 I External Interrupt Pin
TIMEPULSE O Time pulse (1 PPS)
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
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