An Arduino Uno (CH340G clone) reads temperature and humidity from a DHT11 sensor and computes 10+ environmental metrics (heat index, dew point, enthalpy, humidex, vapor pressures, etc.), outputting ...

Arduino UNO SPE Shield adds Single Pair Ethernet (SPE) and RS485 to Arduino UNO and compatible boards, notably the Arduino UNO R4, via a Microchip LAN8651. ... but can potentially damage an Arduino ...

This parts bin contains all the parts that can be find in the Elegoo Arduino Kits. The bin forks as a Tab in the Fritzing App, which provides a listing of the parts. In this situation it uses a subset ...