Detailed instructions for use are in the User's Guide.
[. . . ] Real time navigation for location based services. For Car Navigation, Marine Navigation, Fleet Management, AVL and Location-Based Services, Auto Pilot, Personal Navigation or touring devices, Tracking devices/systems and Mapping devices application 1. 3 Applications Automotive and Marine Navigation Automotive Navigator Tracking Emergency Locator Geographic Surveying Personal Positioning
Sporting and Recreation Embedded applications: Smart phone, UMPC, PND, MP4
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GR-91
GPS Module series
THE PRO NAME IN GPS
2 Technical Description
2. 1 Block Diagram
2. 2 Pin Definition
P1 P2 P3 P4 P5 P6 P7 P8 P9 P10 P11
P22 P21 P20 P19 P18 P17 P16 P15 P14 P13 P12
P22 P21 P20 P19 P18 P17 P16 P15 P14 P13 P12
22
P1 P2 P3 P4 P5
GR91_GPS_V02_081219
17
6
P6 P7 P8 P9 P10
12
11
P11
Top view
Button view
Pin 1 2 3
Pin Name RXDB TXDB 1PPS
Type I O O Serial Data Input B Serial Data Output B
Function description
1 PPS output pulse width 100 ms, rising edge tolerance is +/50ns.
4
TXDA
O
Serial Data Output A
5 HOLUX Technology, Inc. No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series
5 6 7 8 9 10 11 RXDA GND GPIO0 GPIO1 GPIO4 VOUT ON_OFF I G I/O I/O I/O O I Serial Data Input A Ground General purpose I/O General purpose I/O. [. . . ] No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series
THE PRO NAME IN GPS
3 Mechanical Dimension
3. 1 Mechanical Dimension
TOP VIEW
BOTTOM VIEW
9 HOLUX Technology, Inc. No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series
THE PRO NAME IN GPS
4 Package
4. 1 Packing
Tray dimension: 325*220*9 mm, Standard Content Qty: 100 pcs. Carton dimension: 340*235*120 mm, Standard Content Qty: 2, 000 pcs.
10 HOLUX Technology, Inc. No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series 4. 2 Reference Product Photo The photo is for reference, the real content will depend on the real configuration. Top side:
THE PRO NAME IN GPS
Bottom side: (The PCB version depend)
11 HOLUX Technology, Inc. No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series
THE PRO NAME IN GPS
5. User Interface
GR-91 provides 2-wire digital UART port for communication of GPS position data using NMEA protocol or extension protocol. UART port is capable of 4800 to 115200 baud rate. 5. 1 NMEA Protocol GR-91 is default to support standard NMEA-0183 protocol. In addition, a series of SiRF extensions have been developed that can be used to provide extended capabilities common to many applications. NMEA Protocol format GR-91 is capable of supporting following NMEA formats: NMEA RECORD GGA GLL GSA GSV RMC VTG ZDA Description GPS fix data Geographic GNSS DOP and active satellite GNSS Satellites in view Recommended minimum specific GNSS data Course Over Ground and Ground Speed Time & Data
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GR-91
GPS Module series
THE PRO NAME IN GPS
5. 1. 2 Global Positioning System Fix Data (GGA)
Table 4-2 contains the values for the following example:
$GPGGA, 161229. 487, 3723. 2475, N, 12158. 3416, W, 1, 07, 1. 0, 9. 0, M, , , , 0000*18
Table 4-2 GGA Data Format Name
Message ID UTC Time Latitude N/S Indicator Longitude E/W Indicator Position Fix Indicator Satellites Used HDOP MSL Altitude (1) Units Geoid Separation(1) Units Age of Diff. Station ID Checksum <CR> <LF>
heights. Example Units
Description
GGA protocol header hhmmss. sss ddmm. mmmm N=north or S=south dddmm. mmmm E=east or W=west See Table 5-3 Range 0 to 12 Horizontal Dilution of Precision
$GPGGA 161229. 487 3723. 2475 N 12158. 3416 W 1 07 1. 0 9. 0 M M 0000 *18 Meters Meters Meters Meters
second Null fields when DGPS is not used
End of message termination
(1). Values are WGS84 ellipsoid
Table 4-3 Position Fix Indicator
Value Description
0 1 2 3
0 Fix not available or invalid GPS SPS Mode, fix valid Differential GPS, SPS Mode, fix valid GPS PPS Mode, fix valid
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GR-91
GPS Module series
THE PRO NAME IN GPS
5. 1. 3 Geographic Position with Latitude/Longitude(GLL)
Table 4-4 contains the values for the following example: $GPGLL, 3723. 2475, N, 12158. 3416, W, 161229. 487, A*2C Table 4-4 GLL Data Format Name
Message ID Latitude N/S Indicator Longitude E/W Indicator UTC Position Status Checksum <CR> <LF>
Example
Units
Description
GLL protocol header ddmm. mmmm N/S Indicator N N=north or S=south dddmm. mmmm E=east or W=west hhmmss. sss A=data valid or V=data not valid End of message termination
$GPGLL 3723. 2475 N 12158. 3416 W 161229. 487 A *2C
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GR-91
GPS Module series
THE PRO NAME IN GPS
5. 1. 4 GNSS DOP and Active Satellites (GSA)
Table 4-5 contains the values for the following example: $GPGSA, A, 3, 07, 02, 26, 27, 09, 04, 15, , , , , , 1. 8, 1. 0, 1. 5*33 Table 4-5 GSA Data Format Name
Message ID Mode 1 Mode 2 Satellite Used(1) Satellite Used(1) . . . . . . Satellite Used(1) PDOP HDOP VDOP Checksum <CR> <LF>
1. Example Units
Description
GSA protocol header See Table 5-6 See Table 5-7 Sv on Channel 1 Sv on Channel 2 . . . . Example Units Description
$GPRMC 161229. 487 A 3723. 2475 N 12158. 3416 W 0. 13 309. 62 120598 *10 knots
RMC protocol header hhmmss. sss A=data valid or V=data not valid ddmm. mmmm N=north or S=south dddmm. mmmm E=east or W=west degrees True ddmmyy degrees E=east or W=west End of message termination
(1). [. . . ] A-1 Fig A-2 is GR-91 uses Active Antenna connects to RS-232 transceiver solutions intended for portable or hand-held applications such as notebook and palmtop computers.
Fig. No. 1-1, Innovation Rd. 1, Hsinchu Science Park, Hsinchu, Taiwan(R. O. C) TEL: 886-3-6687000 FAX:886-3-6687111 E-mail:info@holux. com. tw http:www. holux. com. tw
GR-91
GPS Module series Fig A-3
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is use GR-91 engine board solution recommend main component list.
Main component list
Component D1 D2, D3 BT1 U1 U2 ASD751 LTST-C190KRKT MS621FL11E SP3223E XC6209B332MRN Fig. A-3 6. 2 Reference PCB pattern Part Number Manufacture Formosa LITEON SEIKO Sipex TOREX
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GR-91
GPS Module series
THE PRO NAME IN GPS
6. 3 Recommendation reflow profile 1. [. . . ]