Table of Contents
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Contents
1 Product description.............................................................................................................. 5
1.1 Overview.................................................................................................................................................... 5
1.2 Kit contents..............................................................................................................................................5
1.3 System requirements.............................................................................................................................5
2.1 Safety precautions..................................................................................................................................6
2.2 Approvals...................................................................................................................................................6
3 Getting started...................................................................................................................... 7
3.1 u-center 2 installation............................................................................................................................7
3.2 Hardware installation............................................................................................................................. 7
4 Device description.................................................................................................................8
4.1 Interface connection...............................................................................................................................8
4.1.1 Interface switch.............................................................................................................................. 8
4.1.2 14-pin connector............................................................................................................................ 9
4.1.3 USB..................................................................................................................................................10
4.1.4 UART............................................................................................................................................... 10
4.1.5 SPI....................................................................................................................................................11
4.1.6 I2C....................................................................................................................................................11
4.2 GNSS input signal................................................................................................................................ 11
4.2.1 Antenna connector...................................................................................................................... 11
4.3 Time pulse.............................................................................................................................................. 12
4.4 Reset button.......................................................................................................................................... 12
4.5 Safe boot button...................................................................................................................................12
4.6 LED...........................................................................................................................................................12
4.7 Flash memory........................................................................................................................................ 12
4.8 Super capacitor..................................................................................................................................... 12
4.9 External interrupt................................................................................................................................. 13
5 Current measurement....................................................................................................... 14
5.1 GNSS current.........................................................................................................................................14
5.2 Backup current...................................................................................................................................... 14
6 Block diagram.......................................................................................................................15
7 Board layout.......................................................................................................................... 16
8.1 Communication ports.......................................................................................................................... 17
8.3 Navigation update rate........................................................................................................................20
8.5 Power modes..........................................................................................................................................22
8.5.1 Backup modes.............................................................................................................................. 23
UBX-21003949 - R04
C1-Public
Contents
EVK-M101, EVK-M101C - User guide
Page 3 of 30
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