TABLE OF CONTENTS
1. INTRODUCTION .................................................................................................. 7
1.1. Purpose of Document...................................................................................................................7
1.2. Applicable Documents ................................................................................................................. 7
1.3. NX35 Usage ................................................................................................................................... 7
2. SYSTEM OVERVIEW........................................................................................... 8
2.1. Hardware Sub-systems ................................................................................................................8
2.2. High-level System Overview........................................................................................................9
2.3. Block Diagram...............................................................................................................................10
2.4. Identification and Options............................................................................................................11
3. EXTERNAL INTERFACES................................................................................... 12
3.1. Wiring Connections and Connectors..........................................................................................12
3.2. Signal Description –Main/Secondary Connector...................................................................... 15
3.3. Environmental ............................................................................................................................... 16
3.4. Power ............................................................................................................................................. 16
3.5. Mechanical.....................................................................................................................................17
3.6. LEDS...............................................................................................................................................17
3.7. GNSS..............................................................................................................................................18
3.8. Cellular...........................................................................................................................................18
3.8.1. Option 1 - u-blox SARA-G350 Cellular Module.......................................................................19
3.8.2. Option 2 - u-blox LISA-U200 Cellular Module .........................................................................19
3.8.3. Option 3 - u-blox TOBY-L200 Cellular Module........................................................................19
3.8.4. Option 4 - u-blox LISA-C200 Cellular Module .........................................................................20
3.9. Bluetooth®......................................................................................................................................20
4. INTERNAL COMPONENTS ................................................................................. 21
4.1. Accelerometer ............................................................................................................................... 21
4.2. On-Board Memory.........................................................................................................................21
4.3. SIM Card Interface.........................................................................................................................21
4.4. Watchdog.......................................................................................................................................21
