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Onboard Gateway V1.0 - Schematic and PCB Design

A project log for 2020 HDP Dream Team: Conservation X Labs

The 2020 HDP Dream Teams are participating in a two month engineering sprint to address their nonprofit partner. Follow their journey here.

Leonardo WardLeonardo Ward 08/05/2020 at 16:350 Comments

The electronic design for the Onboard Gateway will contain the following main components:

Once we selected the main components we created a schematic and designed the PCB.

Schematic

Bill Of Materials

QuantityNameDescription
1RFM95W LoRa RadioLoRa Module
1ESP32-DEVKITC-32DESP32 Module
1USB LiIon/LiPoly charger1 Cell 3.7V Battery Charger
2TERM BLK 2P SIDE ENT 5.08MM PCBBattery Connector, and External Power Source
1CONN HEADER R/A 2POS 2.5MM
Battery Connector
2CONN HEADER VERT 40POS 2.54MMMale Headers
1CONN HDR 2POS 0.1 GOLD PCBConnector for the Battery Charger
1CONN HDR 3POS 0.1 GOLD PCBConnector for the Vin Selector (5V or USB for the ESP32)
1CONN HDR 5POS 0.1 GOLD PCBConnector for the LoRa Module
1CONN HDR 6POS 0.1 TIN PCBConnector for the Battery Charger
1CONN HDR 9POS 0.1 GOLD PCBConnector for the LoRa Module
2CONN HDR 19POS 0.1 TIN PCBConnector for the ESP32
1CONN JUMPER SHORTING .100" GOLDVin selector for the ESP32
1GPS AntennaGPS Antenna
2LoRa and GSM AntennaLoRa and GSM Antenna
1CONN HDR 16POS 0.1 TIN PCBConnector for the ESP32 (to use the other available pins)
1CONN HDR 12POS 0.079 GOLD PCBConnector for the ESP32 (to use the other available pins)

PCB Layout

3D Model

Discussions