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: 03-6687000 FAX: 03-6687111

Website: www.holux.co

Ver : 0.4

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

2 Technical Description

2.1 Block Diagram

2.2 Pin Definition

Top view Button view

Pin Name Type

Function description

RXDB I Serial Data Input B

TXDB O Serial Data Output B

1PPS O 1 PPS output pulse width 100 s, rising edge tolerance is +/-

50ns.

TXDA O Serial Data Output A

P10

P11

P22

P21

P20

P19

P18

P17

P16

P15

P14

P13

P12

P10

P11

P22

P21

P20

P19

P18

P17

P16

P15

P14

P13

P12

17 6

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

RXDA I Serial Data Input A

GND G Ground

GPIO0 I/O General purpose I/O

GPIO1 I/O General purpose I/O. flash at 1Hz when position is fixed.

GPIO4 I/O General purpose I/O

VOUT O Power State Indicate, 2.85 VDC Output

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.

V_BAT I RTC and backup SRAM power Input, 1.36 ~ 6.0 VDC

VCC_IN I 2.95 ~ 6.0 VDC Power Input

GPIO13 I/O General purpose I/O

GPIO14 I/O

General purpose I/O

GPIO15 I/O

General purpose I/O

GND G Ground

BOOT I

Boot selection. Pull high this pin at power on stage for flash

progra ing.

VCC_RF_O

O Active antenna power supply output, 2.85 VDC

GND G Ground

RF_IN I GPS signal input, 2.85 VDC output

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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

-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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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: 886-3-6687000 FAX:886-3-6687111 E- ail:[email protected] .tw http:www.holux.co .tw

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.

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