One wire (called serial data or SDA) is responsible for transferring data, ... There is no setup needed to use the Arduino Wire library, as it comes installed in the Arduino IDE.

PJON, pronounced like the iridescent sky rats found in every city, is a cool one wire protocol designed by [gioblu]. [gioblu] wasn’t impressed with the complications of I2C. He thought one-wi… ...

One example is the widespread adoption of Arduino Opta, a secure, easy-to-use micro PLC with Industrial IoT capabilities, which launched in February and is already used by hundreds of U.S. customers.

Jumpers and male headers if you are using a Bread board instead of another Arduino; Step 1: The IDE cable has one side that has a red wire coming to it. Count three pins in from the edge of the ide ...

Arduino wire-bending machine. Save. Save *I wish I had one of these gizmo, although (a) the feeder system doesn't actually work and (b) I could probably bend ...

To start, you need to buy an Arduino. It comes pre-assembled or, for those handy with a soldering iron, in kit form. A fully assembled Diecimila board from the excellent Make costs just $35.

Well tech tinkerer Joe Desbonnet has whipped up what he dubs "poor man's NFC" using an Arduino, some magnet wire, and any compass-equipped Android smartphone (which is almost all of them).