4 layers

Lora node
Mehdi-Ldj/lora-ble-sensor-node
Off-grid LoRa/BLE sensor node — 868 MHz LoRa, 2.4 GHz BLE, solar/LiFePO4
110 partsCERN-OHL-P-2.0
Open-source boards designed in KiCad by Mehdi-Ldj on GitHub, from 2 repositories. A board’s address here is its repository’s there.

Mehdi-Ldj/lora-ble-sensor-node
Off-grid LoRa/BLE sensor node — 868 MHz LoRa, 2.4 GHz BLE, solar/LiFePO4

Mehdi-Ldj/usb-can-rs485-dongle
CAN-485 diagnostic gateway — rev A hardware