Holux GR-91 SPECIFICATION V0.4, Спецификация

Страница: 3 / 24

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-mail:info@holux.com.tw http:www.holux.com.tw
3
Index
1. Introduction .............................................................................................4
1.1 General 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