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1. LoRaHarvesterBox LoRaHarvesterBox Public

   PCB integrating a ST STM32WLE5CC and TI BQ25570 energy harvester. Ideal platform for ultra-low-power LoRa(WAN) nodes projects.

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2. PicoLoRaHarvester PicoLoRaHarvester Public

   Nexperia NEH7100 + ST STM32WL (RAK RA3172) Energy Harvesting Node. Compatible to exotic (LTO, NaIon, LiFePo4, Supercap) storages. Compact BOM, super cheap and versatile.

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3. LoRaPowerBox LoRaPowerBox Public

   The LoRaPowerBox combines the Heltec HT-CT62 module (ESP32C3 + Semtech SX1262) with a TI BQ25628E wide-range charger. Main target is IoT projects that deliver data over LoRa and/or Wifi utilizing s…

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4. SolarMeshtasticNode SolarMeshtasticNode Public

   This is a Meshtastic Solar Node PCB based on the Heltec HT-CT62 and the linear solar charge controller TI BQ25185.

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5. SolarMeshtasticNodeMini SolarMeshtasticNodeMini Public

   The SolarMeshtasticNodeMini (ESP32-C3 + Semtech SX1262 + TI BQ25185 Solar Charger) is a minimalistic Meshcore/Meshtastic compatible device.

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6. MiniSpeedController MiniSpeedController Public

   MiniSpeedController is a dual DC motor controller based on a WCH CH32V003F RISC-V Microcontroller and two TI DRV8837DSGR. It consumes two encoder inputs and is controllable using an USART via simpl…

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