RoyalTek REV-2000 User Manual

IREB-3571LP User Manual Figure List ...

10increase power stability. (6) Active antenna bias voltage: The VCC_RF_OUT pin (pin 20) is provide voltage 2.85V. If you use active antenna, you

11 REB-3571LP User Manual 1.6 Recommended layout PAD Figure 1-7 Recommended Layout Pad

12REB-3571LP User Manual 1.7 Mechanical Layout Figure 1-8 Mechanical Layout 1.8 GstarGS-89-Test Software Specification No Function Specificati

13REB-3571LP User Manual 1.9 Hardware interface Figure 1-9 Hardware Interface Table 1-3 Definition of Pin assignment Pin # Signal Name I/O Desc

14REB-3571LP User Manual 12 GND G Ground Reference Ground 13 GND G Ground Reference Ground 14 GND G Ground Reference Ground 15 GND G

15REB-3571LP User Manual This is the DC power supply input pin for GPS system. It provides voltage to module. ．．．．GND GND provides the ground . ．．．．

16REB-3571LP User Manual This is the battery backup input that powers the SRAM and RTC when main power is removed. Typical current draw is 10uA. The

17REB-3571LP User Manual 2 Software Interface 2.1 NMEA V3.0 Protocol Its output signal level is TTL: 4800 bps (default), 8 bit data, 1 stop bit

18Geoid Separation meters Units M meters Age of Diff. Corr. second Null fields when DGPS is not used Diff. Ref. Station ID 0000 Check

19REB-3571LP User Manual 2.1.3 GSA-GNSS DOP and Active Satellites Table 2-5 contains the values of the following example: $GPGSA, A, 3, 07, 02, 2

IIREB-3571LP User Manual Figure List Figure 1-1 Gstar-89LP Front View ... ...

20REB-3571LP User Manual Table 2-8 GGA Data Format Name Example Units Description Message ID $GPGSV GSV protocol header Number of Messages1 2

21Course Over Ground 309.62 degrees True Date 120598 ddmmyy Magnetic Variation degrees E=east or W=west Mode A A=Autonomous, D=DGPS, E=DR

22REB-3571LP Operational Manual 3 GPS Receiver User’s Tip A. GPS signal will be affected by weather and environment conditions, thus suggest to u

233.1 Package Specification and Order Information Shipment Method: Tape and reel Figure 3-1 Package Specifications 3.2 Lead-Free Standard Ref

IIIREB-3571LP User Manual Table List Table 1-1 The interface board pin definition...

4REB-3571LP User Manual 1 Introduction Gstar-GP S-GS-89.LP low power and small form factor board is the newest generation of RoyalTek GP

51.2 Product Picture GstarGS-89 Figure 1-1 GstarGS-89 Front View Figure 1-2 REB-3571LP Interface Board Front View Table 1-1 The interface boar

69 RF-ON RF-ON RF-ON 10 GND GND GND 11 GND N.C. GND 12 GND N.C. GND 13 GND GND GND 14 GND N.C. GND 15 GND GND GND 16 GND GND

7 1.3 GstarGS-89 Series Block Diagram Gstar-GS89 engine board consists of SiRF star III singl e chipset technology; 4Mbits flash memory, and propri

8REB-3571LP User Manual 1.4 GstarGS-89 Technique Specification Impedance：：：：50ΩΩΩΩ Table 1-2 Technical Specifications No Function Specification G

9REB-3571LP User Manual 1.5 Application Circuit R8 OPENC410uF /10V /Y 5VGPS_BootselectGPS_PPSGPS_IO4+3.3V_BAT (Alway s)GPS_IO10GPS_IO0SYSTEM_RXBR3O