Table of Contents
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9150-0125-01 R-1
TABLE OF CONTENTS
LIST OF FIGURES .................................................................................................................... VI
1. INTRODUCTION ................................................................................................................... 1
1.1. PURPOSE ...................................................................................................................................................1
1.2. APPLICABLE DOCUMENTS ..........................................................................................................................1
1.2.1. Globalstar Documents ........................................................................................................................1
1.2.2. External References ...........................................................................................................................1
1.3. DESCRIPTION .............................................................................................................................................2
1.3.1 Feature List .......................................................................................................................................2
Hardware ....................................................................................................................................................2
1.4. CERTIFICATIONS .........................................................................................................................................4
2. APPLICATION ....................................................................................................................... 5
2.1. THEORY OF OPERATION FOR GLOBALSTAR COMMERCIAL IOT .....................................................................5
2.2 QUICK START/CONFIGURATION GUIDELINES ...............................................................................................6
2.3 BLOCK DIAGRAM ........................................................................................................................................6
2.4 CORE COMPONENTS ..................................................................................................................................7
2.4.1 Nordic SoC ........................................................................................................................................7
2.4.2 ASIC satellite transmitter ....................................................................................................................7
2.4.3 GNSS receiver ...................................................................................................................................7
2.4.4 Memory ............................................................................................................................................7
2.4.5 Accelerometer ...................................................................................................................................7
2.4.6 Program and debug ............................................................................................................................7
2.4.7 DC Supply .........................................................................................................................................7
3. POWER MANAGEMENT ......................................................................................................... 8
3.1 POWER MANAGEMENT HIGH LEVEL OVERVIEW ............................................................................................8
4. PERIPHERALS .................................................................................................................... 10
4.1 NEAR-FIELD COMMUNICATION (NFC) .........................................................................................................10
4.2 GPIO PIN PERIPHERALS ...........................................................................................................................10
4.2.1 GPIO ..............................................................................................................................................10
4.2.2 Comparator .....................................................................................................................................11
4.2.3 PDM - Pulse Density modulation interface ..........................................................................................11
4.2.4 PPI - Programmable Peripheral Interconnect ......................................................................................12
4.2.5 PWM - Pulse Width Modulation .........................................................................................................12
4.2.6 QDEC - Quadrature Decoder ..............................................................................................................12
4.2.7 RTC - Real Time Counter ..................................................................................................................13
4.2.8 SPI - Serial Peripheral Interface ........................................................................................................13
4.2.9 UART - Universal asynchronous receiver / transmitter ..........................................................................14
4.3 USING AND ENABLING PERIPHERAL DEVICES ...........................................................................................15
5. HARDWARE LAYOUT/REFERENCE DESIGN .......................................................................... 18
5.2 REFERENCE CIRCUITRY ............................................................................................................................21
5.2.1 PCB Guidelines ...............................................................................................................................21
5.2.2 Module Dimensions ..........................................................................................................................21
.................................................................................................................................18
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