Watch the demonstration video below to learn more about Zola’s project which uses TX and RX transducers desoldered from an HC-SR04 module, together with a pair of Arduino Uno development boards ...

You start with a standard serial cable containing the TX, RX, DTR, and GND wires. This cable connects the Arduino to the ESP8266 WiFi module. The TX and RX lines are then tapped into.

Arduino is an inexpensive, small electronics platform for makers. Here's how to get started with it on macOS.

Hardware designer and serial Kickstarter entrepreneur Patrick Thomas Mitchell has taken to Kickstarter for the 30th time to launch his new Arduino E-Z COMMS Shield which is equipped with air and ...