Arduino library for Heltec ESP32 (or ESP32+LoRa) based boards

IoT-Fi is a compact low power IoT enabled device having the capability of GSM modules (SIM868/SIM7600G-H) for providing network connectivity via using sim card and having the power of RP2040 chip. …

IoT-Fi is a compact low power IoT enabled device having the capability of GSM module (SIM868) for providing network connectivity via using sim card and having the power of RP2040 chip. It also cons…

AiryFi is an open-source portable sensor that can deliver the quantity and mass of suspended particulates. It includes a PMSA003 sensor that uses a digital output with a 5V working voltage to offer…

AiryFi is an open-source portable sensor that can deliver the quantity and mass of suspended particulates. It includes a PMSA003 sensor that uses a digital output with a 5V working voltage to offer…

RS485 CAN HAT is a multi node communication module, to communicate with devices in a long-range, designed dedicatedly for Raspberry Pi with an operating voltage of 3.3 V, CAN controller MCP2515 via…

Sample code for the Raspberry Pi Red Reactor UPS and technical documentation