Serial port communication with nodejs. Contribute to zim0101/arduino-sonar-serial-port-nodejs-socket development by creating an account on GitHub.

After wiring up each outlet so it can be controlled independently, he set out designing a four port relay board. This was a pretty simple build – four 10 Amp relays and a few terminal blocks.

If you use the Arduino IDE to program the ESP32, you might be interested in [Andreas Spiess’] latest video (see below). In it, he shows an example of using all three ESP32 UARTs from an Ardui… ...

M.2 B-key socket with PCIe signals; Misc – 4x RGB LEDs, dual-mode button (user/boot mode for flashing eMMC flash) Power Supply 5V via USB-C port (board power) Extra USB-C port (bottom side) for ...