Soil Moisture Monitoring with Arduino – Circuit Diagram Fig. 3 shows the physical connection of the system, while Fig. 4 provides the schematic. In both diagrams, the sensor’s output signal pin is ...

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 SPE controller. Single Pair Ethernet relies ...

Waveshare mentions support for C/C++, MicroPython, and Arduino, and provides basic instructions to get started with either, and demo code to control the six relays over RS485, test the RGB LED, and ...