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No.1-1, Innovation Rd.1, HsinChu City 300, Science-based Industrial Park, Taiwan 

(300) 

新竹市科學園區創新一路

1-1

 

TEL: 03-6687000    FAX: 03-6687111 

Website: www.holux.com 

 

All Right Reserved 

 

M-91 
SPECIFICATION 

GPS Engine Board

 

Summary of Contents for M-91 -

Page 1: ... 1 1 Innovation Rd 1 HsinChu City 300 Science based Industrial Park Taiwan 300 新竹市科學園區創新一路 1 1 號 TEL 03 6687000 FAX 03 6687111 Website www holux com All Right Reserved M 91 SPECIFICATION GPS Engine Board ...

Page 2: ...drawing in 2 2 2 Modifying 4 1 packing drawing 3 Modifying 6 2 reference PCB pattern 1 3 2007 09 03 1 Modifying 2 1diagram to remove LNA and SAW type B 2 Adding 2 4 configuration 3 Modify the product photo 1 4 2008 06 05 1 Release V03 PCB ver changed the shielding cover structure 2 Modify 2 2 Pin Definition for V03 ver 3 Modify Fig A 2 reference circuit 4 Modify Fig A 3 Main component list 1 5 200...

Page 3: ...ey Features 4 1 3Applications 4 2 Technical Description 5 2 1Block Diagram 5 2 2Pin Definition 5 2 3Specification 7 2 4 Configuration Information 8 3 Mechanical Dimension 9 3 1Mechanical Dimension 9 TOP VIEW 9 4 Package 10 4 1 Packing 10 4 2 Reference Product Photo 11 5 User Interface 12 5 1 NMEA Protocol 12 5 2NMEA Protocol format 12 5 3 MTK NMEA Packet Format 13 6 Reference design 14 6 1 Referen...

Page 4: ...ike PDA PND mobile phone Digital Camera for GPS service 1 2Key Features small form factor 13 15 2 2 mm RoHS WEEE compliant High sensitivity 159 dBm Searching up to 32 Channel of satellites Fast Position Fix Low power consumption RTCM in ready Built in WAAS EGNOS MSAS Demodulator Support NMEA0183 V 3 01 data protocol Real time navigation for location based services For Car Navigation Marine Navigat...

Page 5: ...ww holux com tw 5 2 Technical Description 2 1Block Diagram Option This LNA and SAW filter will depend on the antenna type refer to section 2 4 Configuration Information 2 2Pin Definition Top view Button view 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 M 91 GPS Rev 03 2008...

Page 6: ...ound 7 GPIO8 I O General purpose I O 8 GPIO0 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 Power down GPS Low active Keep NC if not used is High 12 V_BAT I RTC and backup SRAM power Input Backup Battery 2 6 3 6 V use battery DC Input 3 3 5 0V use VCC_IN 13 VCC_IN I 3 3 5 VDC Power Input 14 GPIO...

Page 7: ...S RTCM 2 5 M Velocity Without aid 0 1 M sec Time 0 1µs Sync GPS time Datum Datum WGS84 Default total 219 datum s Time to First Fix Follow MTK chip specification Hot start 1 sec average Warm start 33 sec average Cold start 36 sec average Reacquisition 1sec Protocol GPS Output Data NMEA0183 V3 01 GGA GLL GSA GSV RMC VTG Support Baud rate 4800 9600 115200 bps default 4800 Data bit 8 Stop bit 1 No par...

Page 8: ... Processing Core Processor Type ARM7EJ S Processor Speeds 48 MHz Interface CMOS 2 85 V Level Temperature Operating Temperatu re 40 to 85 Storage Temperature 40 to 85 Operating Humidity 5 to 95 Non condensing Physical Dimension 13 15 2 2 mm Weight 2g 2 4 Configuration Information M 91 provides 2 configurations for customer s patch option Model No LNA SAW Filter Recommendation Antenna Holux P N Type...

Page 9: ...OLUX Technology Inc No 1 1 Innovation Rd 1 Hsinchu 300 Taiwan Hsinchu Science Industrial Park TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 9 3 Mechanical Dimension 3 1Mechanical Dimension TOP VIEW BOTTOM VIEW ...

Page 10: ...Rd 1 Hsinchu 300 Taiwan Hsinchu Science Industrial Park TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 10 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 ...

Page 11: ...sinchu 300 Taiwan Hsinchu Science Industrial Park TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 11 4 2 Reference Product Photo The photo is for reference the real content will depend on the real configuration Top side Bottom side The PCB version depend ...

Page 12: ... UART port is capable of 4800 to 115200 baud rate 5 1 NMEA Protocol M 91 is default to support standard NMEA 0183 protocol In addition a series of MTK extensions PMTK messages have been developed that can be used to provide extended capabilities common to many applications 5 2NMEA Protocol format M 91 is capable of supporting following NMEA formats NMEA RECORD Description GGA GPS fix data GLL Geog...

Page 13: ...is restricted to 255 bytes Field Length Type D Preamble 1 byte Character TalkerID 4 byte Character string PMTK PktType 3 byte Character string 000 to 999 an identifier used to tell the decoder how to decode the packet DataField Variable must be inserted ahead each data filed to help the decoder process the Data Field 1 byte Character The star symbol is used to mark the end of Data Field CHK1 CHK2 ...

Page 14: ...www holux com tw 14 6 Reference design 6 1 Reference circuit Fig A 1 is M 91 uses passive Antenna connects to RS 232 transceiver solutions intended for portable or hand held applications such as notebook and palmtop computers Fig A 1 Fig A 2 is M 91 uses Active Antenna connects to RS 232 transceiver solutions intended for portable or hand held applications such as notebook and palmtop computers Fi...

Page 15: ...e PCB pattern 6 3Recommendation reflow profile 1 We strongly recommend that this module should be designed to mount on top side of motherboard with main chip together which process the final reflow 2 The maximum frequency of this module to pass reflow process should be no more than twice including repair operation otherwise it may cause side effect to the performance 3 Below is the recommend reflo...

Page 16: ...dule series THE PRO NAME IN GPS HOLUX Technology Inc No 1 1 Innovation Rd 1 Hsinchu 300 Taiwan Hsinchu Science Industrial Park TEL 886 3 6687000 FAX 886 3 6687111 E mail info holux com tw http www holux com tw 16 ...

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