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meshtastic/docs/hardware/gpsmodule.md
Sacha Weatherstone 661d617cb1
Danpeig master (#290) 
* External GPS module instructions

Instructions on how to use external GPS modules on boards without this functionality. More to come....

* GPS module

* New modules added

Extended the list of boards and pin maps.

* Update gpsmodule.md

* Update gpsmodule.md

* GPIO warning

To keep consistency across documentation pages.

* Final revision

* Revert unwanted changes

Co-authored-by: Daniel BP <daniel@brookepeig.com>
2022-03-20 14:05:14 +11:00

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gpsmodule External GPS Module GPS Module

:::warning GPIO access is fundamentally dangerous because invalid options can physically damage or destroy your hardware. Ensure that you fully understand the schematic for your particular device before trying this as we do not offer a warranty. Use at your own risk. :::

External GPS modules can be installed to extend the capabilities of simple boards.

GY-GPS6MV2 GPS module

  • Based on the ublox/u-blox NEO-6M module
  • Input: 3 to 5V
  • Interface: RS232 TTL
  • Default baud rate: 9600 bps
  • Output: NMEA sentences

<img src="/img/hardware/gy-gps6mv2.jpg" alt="GY-GPS6MV2" style={{zoom:'50%'}} />

LILYGO TTGO Lora32 v2.1-1.6

  • Wiring instructions:
GPS Module Pin TTGO Lora32 v2.1-1.6 Pin
VCC 3.3V
RX IO13
TX IO15
GND GND
  • Once the module is connected, it should be detected automatically by the firmware.

LILYGO TTGO Lora32 v2.0

  • Wiring instructions:
GPS Module Pin TTGO Lora32 v2.0 Pin
VCC 3.3V
RX 13
TX 36
GND GND
  • Once the module is connected, it should be detected automatically by the firmware.

LILYGO TTGO Lora32 v1.3

  • Wiring instructions:
GPS Module Pin TTGO Lora32 v1.3 Pin
VCC 3.3V
RX 13
TX 36
GND GND
  • Once the module is connected, it should be detected automatically by the firmware.

LILYGO TTGO Lora32 V1.0

  • Wiring instructions:
GPS Module Pin TTGO Lora32 v1.0 Pin
VCC 3.3V
RX 37
TX 36
GND GND
  • Once the module is connected, it should be detected automatically by the firmware.

Heltec Lora32 v2.0 and v2.1

  • Wiring instructions:
GPS Module Pin Heltec Lora32 Pin
VCC 3.3V
RX 37
TX 36
GND GND
  • Once the module is connected, it should be detected automatically by the firmware.