Table Of Contents - Lantronix PNT-SG3FS Hardware User's Manual

Table of Contents

List of Figures _____________________________________________________________ 6
List of Tables ______________________________________________________________ 7
1. Introduction
Overview _________________________________________________________________ 8
2. Power
VCC _____________________________________________________________________ 9
VBAT ____________________________________________________________________ 9
VCC_IO __________________________________________________________________ 9
VCC_RF ________________________________________________________________ 10
Power Supply Design Reference______________________________________________ 12
Current Consumption Optimization ____________________________________________ 12
3. Interfaces
I2C _____________________________________________________________________ 13
UART ___________________________________________________________________ 13
4. I/O Pins
PPS ____________________________________________________________________ 14
WakeUP _________________________________________________________________ 14
nRESET _________________________________________________________________ 14
RF_IN __________________________________________________________________ 15
AntOFF _________________________________________________________________ 15
Reserved ________________________________________________________________ 15
5. Standby Modes
6. Front End Management
Passive Antenna __________________________________________________________ 17
External LNA _____________________________________________________________ 17
Active Antenna ___________________________________________________________ 18
7. Reference Schematic and BOM
Schematic _______________________________________________________________ 21
Bill of Materials ___________________________________________________________ 22
8. Layout Recommendations
9. Antenna Recommendations
Patch Antenna ____________________________________________________________ 24
PNT-SG3FS GNSS Module Hardware User Guide
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