Holux GR-91 SPECIFICATION V0.4 User manual

No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
(300) 新竹市科學園區創新一路 1-1 號
TEL: [phone] FAX: [phone]
Website: www.holux.co
Ver : 0.4
All Right Reserved
GR-91
SPECIFICATION
PS Engine Board

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
2
Version Change History
Version Date Revised Reason
0.1 2008/09/18 Draft release
0.2 2008/11/25 Preli inary release
0.3 2009/01/19 Modify 2.2 PIN Definition PIN 11 ON_OFF
Modify 2.3 power for V02 ver
0.4 2009/03/09 Modify Fig .A-1 & A-2 reference circuit
0.5 2010/12/10 Add reflow profile

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
3
Index
1. Introduction.............................................................................................4
1.1 eneral introductions..................................................................4
1.2 Key Features ................................................................................4
1.3 Applications .................................................................................4
2 Technical Description.............................................................................5
2.1 Block Diagram..............................................................................5
2.2 Pin Definition................................................................................5
2.3 Specification.................................................................................7
3 Mechanical Dimension ...........................................................................9
3.1 Mechanical Dimension ................................................................9
4 Package .................................................................................................10
4.1 Packing .......................................................................................10
4.2 Reference Product Photo .......................................................... 11
5. User Interface........................................................................................12
5.1 NMEA Protocol ...........................................................................12
6. Reference design..................................................................................21
6.1 Reference circuit........................................................................21
6.2 Reference PCB pattern ..............................................................22
6.3 Recommendation reflow profile................................................23

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
4
1. Introduction
1.1 eneral introductions
R-91 is an ultra iniature 13 * 15 * 2.2 GPS engine board designed
by low power consu ption SiRF GPS solution. It provides superior
sensitivity up to -159dB and fast Ti e-To-First-Fix in navigation
application. The stable perfor ance of R-91 is your best choice to be
e bedded in your portable device design, like PDA、PND、obile phone、
Digital Ca era for GPS service.
1.2 Key Features
‧ s all for factor: 13* 15 * 2.2
‧ RoHS/WEEE co pliant
‧ High sensitivity -159 dB
‧ Tracking up to 20 Channel of satellites
‧ Fast Position Fix
‧ Low power consu ption
‧ RTCM-in ready.
‧ Built-in WAAS/EGNOS/MSAS De odulator.
‧ Support NMEA0183 V 3.0 ASCII data protocol.
‧ Real ti e navigation for location based services.
‧ For Car Navigation, Marine Navigation, Fleet Manage ent, AVL and
Location-Based Services, Auto Pilot, Personal Navigation or touring
devices, Tracking devices/syste s and Mapping devices application
1.3 Applications
‧ Auto otive and Marine Navigation
‧ Auto otive Navigator Tracking
‧ E ergency Locator
‧ Geographic Surveying
‧ Personal Positioning
‧ Sporting and Recreation
‧ E bedded applications: S art phone, UMPC, PND, MP4

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
5
2 Technical Description
2.1 Block Diagram
2.2 Pin Definition
Top view Button view
Pin Pin Name Type Function description
1
RXDB I Serial Data Input B
2
TXDB O Serial Data Output B
3
1PPS O 1 PPS output pulse width 100 s, rising edge tolerance is +/-
50ns.
4
TXDA O Serial Data Output A
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
P1
P2
P3
P4
P5
P6
P7
P8
P9
P10
P11
P22
P21
P20
P19
P18
P17
P16
P15
P14
P13
P12
22
17 6
12
11
GR91_GPS_V02_081219

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
6
5
RXDA I Serial Data Input A
6
GND G Ground
7
GPIO0 I/O General purpose I/O
8
GPIO1 I/O General purpose I/O. flash at 1Hz when position is fixed.
9
GPIO4 I/O General purpose I/O
10
VOUT O Power State Indicate, 2.85 VDC Output
11
ON_OFF I ON_OFF input is a 1.5V-level direct hardware connection to the
internal Finite State Machine.
The RTC clock ust be on and stable for this control to be
functional.
Mini u on pulse duration is two RTC ticks, about 63 µs
Mini u inter-pulse interval is one second.
Mini u off duration is two RTC ticks, about 63 µs.
Figure 1 gives a broad guideline for pulse wavefor s that is
achievable in ost applications.
12
V_BAT I RTC and backup SRAM power Input, 1.36 ~ 6.0 VDC
13
VCC_IN I 2.95 ~ 6.0 VDC Power Input
14
GPIO13 I/O General purpose I/O
15
GPIO14 I/O
General purpose I/O
16
GPIO15 I/O
General purpose I/O
17
GND G Ground
18
BOOT I
Boot selection. Pull high this pin at power on stage for flash
progra ing.
19
VCC_RF_O
O Active antenna power supply output, 2.85 VDC
20
GND G Ground
21
RF_IN I GPS signal input, 2.85 VDC output
22
GND G Ground

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
7
2.3 Specification
eneral
GPS technology SiRF GPS chipset
Frequency L1,1575.42 MHz
C/A Code 1.023 MHz chip rate
Channels 20 channels all in view Tracking
Sensitivity Better than -159 dB
Receiver Accuracy (Follow SiRF chip specification)
Position
Without aid:10 M 2D-RMS
DGPS(WAAS, EGNOS, MSAS, RTCM):1~5 M
Velocity Without aid:0.1 M/sec
Ti e 0.1µs. Sync GPS ti e
Datum
Datu WGS84(Default)
Time to First Fix (Follow SiRF chip specification)
Hot start 1 sec. average
War start 38 sec. average
Cold start 42 sec. average
Reacquisition
＜0.1sec.
Protocol
GPS Output Data
NMEA0183(V3.0 ASCII )-
GGA,GLL,GSA,GSV,RMC,VTG
Support Baud rate 4800/9600/…./115200 bps (default
4800), Data bit:8 , Stop bit:1, No parity.
Update Rata
1 Hz(default)
Protocol Support NMEA-0183
1PPS Enable(1 Hz pulse 10% duty cycle)
Limitations (Follow SiRF chip specification)
Acceleration Li it
＜4G
Altitude Li it
＜18000 eters
Velocity Li it
＜515 M/sec
Jerk Li it 20 M/sec
3
Power
Operation Current Acquisition:25 A@3.3V
Operation Current Tracking:24 [email protected]

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
8
Trickle Power Mode
Operation Average
Current
Tracking:6.5 [email protected] , 500 s on Duty Cycle 3 sec
DC Input Range
VCC_IN:2.95~6.0V
V_BAT:1.36~6.0V
Processing Core
Processor Type ARM7TDMI
Processor Speeds
50 MHz
Interface CMOS 2.85 V Level
Temperature
Operating Te peratur
e
-40 to +85
Storage Te perature
-40 to +85
Operating Hu idity
5% to 95%, Non condensing
Physical
Di ension
13 * 15 * 2.2 .
Weight <2g.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
9
3 Mechanical Dimension
3.1 Mechanical Dimension
TOP VIEW
BOTTOM VIEW

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
10
4 Package
4.1 Packing
Tray di ension: 325*220*9 , Standard Content Qty: 100 pcs.
Carton di ension: 340*235*120 , Standard Content Qty: 2,000 pcs.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
11
4.2 Reference Product Photo
The photo is for reference, the real content will depend on the real
configuration.
Top side:
Botto side: (The PCB version depend)

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
12
5. User Interface
GR-91 provides 2-wire digital UART port for co unication 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 co on to any applications.
NMEA Protocol format
GR-91 is capable of supporting following NMEA for ats:
NMEA RECORD Description
A PS fix data
LL eographic
SA NSS DOP and active satellite
SV NSS Satellites in view
RMC Recommended minimum specific NSS data
VT Course Over round and round Speed
ZDA Time & Data

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
13
5.1.2 lobal Positioning System Fix Data ( A)
Table 4-2 contains the values for the following exa ple:
$ P A,161229.487,3723.2475,N,12158.3416,W,1,07,1.0,9.0,M, , , ,0000*18
Table 4-2 GGA Data For at
Name
Example Units
Description
Message ID $GPGGA GGA protocol header
UTC Ti e 161229.487 hh ss.sss
Latitude 3723.2475 dd .
N/S Indicator N N=north or S=south
Longitude 12158.3416 ddd .
E/W Indicator W E=east or W=west
Position Fix Indicator 1 See Table 5-3
Satellites Used 07 Range 0 to 12
HDOP 1.0 Horizontal Dilution of Precision
MSL Altitude (1) 9.0 Meters
Units M Meters
Geoid Separation (1) Meters
Units M Meters
Age of Diff. Corr. second Null fields when DGPS is not used
Diff. Ref. Station ID 0000
Checksu *18
<CR> <LF> End of essage ter ination
(1). SiRF Technology Inc. does not support geoid corrections. Values are WGS84 ellipsoid
heights.
Table 4-3 Position Fix Indicator
Value Description
0 0 Fix not available or invalid
1 GPS SPS Mode, fix valid
2 Differential GPS, SPS Mode, fix valid
3 GPS PPS Mode, fix valid

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
14
5.1.3 eographic Position with Latitude/Longitude( LL)
Table 4-4 contains the values for the following exa ple:
$ P LL,3723.2475,N,12158.3416,W,161229.487,A*2C
Table 4-4 GLL Data For at
Name
Example
Units Description
Message ID $GPGLL GLL protocol header
Latitude 3723.2475 dd .
N/S Indicator N N/S Indicator N N=north or S=south
Longitude 12158.3416 ddd .
E/W Indicator W E=east or W=west
UTC Position 161229.487 hh ss.sss
Status A A=data valid or V=data not valid
Checksu *2C
<CR> <LF> End of essage ter ination

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
15
5.1.4 NSS DOP and Active Satellites ( SA)
Table 4-5 contains the values for the following exa ple:
$ P SA,A,3,07,02,26,27,09,04,15, , , , , ,1.8,1.0,1.5*33
Table 4-5 GSA Data For at
Name
Example Units
Description
Message ID $GPGSA GSA protocol header
Mode 1 A See Table 5-6
Mode 2 3 See Table 5-7
Satellite Used (1) 07 Sv on Channel 1
Satellite Used (1) 02 Sv on Channel 2
…… ….
Satellite Used (1) Sv on Channel 12
PDOP 1.8 Position Dilution of Precision
HDOP 1.0 Horizontal Dilution of Precision
VDOP 1.5 Vertical Dilution of Precision
Checksu *33
<CR> <LF> End of essage ter ination
1. Satellite used in solution.
Table 4-6 Mode 1
Value Description
M Manual—forced to operate in 2D or 3D ode
A 2DAuto atic—allowed to auto atically switch 2D/3D
Table 4-7 Mode 2
Value Description
1 Fix Not Available
2 2D
3 3D

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
16
5.1.5 NSS Satellites in View ( SV)
Table 4-8 contains the values for the following exa ple:
$ P SV,2,1,07,07,79,048,42,02,51,062,43,26,36,256,42,27,27,138,42*71
$ P SV,2,2,07,09,23,313,42,04,19,159,41,15,12,041,42*41
Table 4-8 GSV Data For at
Name
Example Units
Description
Message ID $GPGSV GSV protocol header
Nu ber of Messages(1) 2 Range 1 to 3
Message Nu ber (1) 1 Range 1 to 3
Satellites in View 07
Satellite ID 07 Channel 1 (Range 1 to 32)
Elevation 79 degrees Channel 1 (Maxi u 90)
Azi uth 048 degrees Channel 1 (True, Range 0 to 359)
SNR (C/No) 42 dBHz Range 0 to 99, null when not tracking
.... ....
Satellite ID 27 Channel 4 (Range 1 to 32)
Elevation 27 degrees Channel 4 (Maxi u 90)
Azi uth 138 degrees Channel 4 (True, Range 0 to 359)
SNR (C/No) 42 dBHz Range 0 to 99, null when not tracking
Checksu *71
<CR> <LF> End of essage ter ination
(1). Depending on the nu ber of satellites tracked ultiple essages of GSV data ay be required.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
17
5.1.6 Recommended Minimum Specific NSS Data (RMC)
Table 4-9 contains the values for the following exa ple:
$ PRMC,161229.487,A,3723.2475,N,12158.3416,W,0.13,309.62,120598, ,*10
Table 4-9 RMC Data For at
Name
Example Units Description
Message ID $GPRMC RMC protocol header
UTC Ti e 161229.487 hh ss.sss
Status A A=data valid or V=data not valid
Latitude 3723.2475 dd .
N/S Indicator N N=north or S=south
Longitude 12158.3416 ddd .
E/W Indicator W E=east or W=west
Speed Over Ground 0.13 knots
Course Over Ground 309.62 degrees True
Date 120598 dd yy
Magnetic Variation (1) degrees E=east or W=west
Checksu *10
<CR> <LF> End of essage ter ination
(1). SiRF Technology Inc. does not support agnetic declination. All “course over ground” data
are geodetic WGS84 directions.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
18
5.1.7 Course Over round and round Speed (VT )
Table 4-10 contains the values for the following exa ple:
$ PVT ,309.62,T, ,M,0.13,N,0.2,K*6E
Table 4-10 VTG Data For at
Name
Example Units
Description
Message ID $GPVTG VTG protocol header
Course 309.62 degrees Measured heading
Reference T True
Course degrees Measured heading
Reference M Magnetic (1)
Speed 0.13 knots Measured horizontal speed
Units N Knots
Speed 0.2 k /hr Measured horizontal speed
Units K Kilo eters per hour
Checksu *6E
<CR> <LF> End of essage ter ination
(1). SiRF Technology Inc. does not support agnetic declination. All “course over ground” data
are geodetic WGS84 directions.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
19
5.1.8 MSK Receiver Signal (MSS)
Table 4-11 contains the values for the following exa ple:
$ PMSS,55,27,318.0,100,*66
Table 4-11 MSS Data For at
Name
Example Units
Description
Message ID $GPMSS
MSS protocol header
Signal Strength 55
dB dB SS of tracked frequency
Signal-to-Noise
Ratio
27
dB SNR of tracked frequency
Beacon Frequency 318.0
kHz Currently tracked frequency
Beacon Bit Rate 100
100 bits per second
Checksu 66
<CR> <LF> End of essage ter ination
Note – The MSS NMEA essage can only be polled or scheduled using the
MSK NMEA input essage.

GR-91
GPS Module series THE PRO NAME IN GPS
HOLUX Technology, Inc.
No.1-1, Innovation Rd.1, Hsinchu Science Park, Hsinchu, Taiwan(R.O.C)
TEL: [phone] FAX:[phone] E- ail:[email protected] .tw http:www.holux.co .tw
20
5.1.9 ZDA—SiRF Timing Message
Outputs the ti e associated with the current 1 PPS pulse. Each essage will
be output within a few hundred s after the 1 PPS pulse is output and will tell
the ti e of the pulse that just occurred.
Table 4-12 contains the values for the following exa ple:
$ PZDA,181813,14,10,2003,00,00*4F
Table 4-12 ZDA Data For at
Name
Example Units
Description
Message ID $GPZDA ZDA protocol header
UTC Ti e 181813 Either using valid IONO/UTC or
esti ated fro default leap seconds
Day 14 01 TO 31
Month 10 01 TO 12
Year 2003 1980 to 2079
Local zone hour 00 knots Offset fro UTC (set to 00)
Local zone hour 00 Offset fro UTC (set to 00)
Checksu 4F
<CR> <LF> End of essage ter ination