If you have an Android phone or tablet and want to host a USB device such as an Arduino, you’ll need an On-The-Go (OTG) USB cable. You can purchase one online for a few bucks, but if you have a USB ...

USB OTG is a specification for devices like smartphones and tablets. A compatible phone can act as a “host” and lets you use it with other USB devices like flash drives, keyboards, mice, and more. A ...

Learn how to make your own DIY portable speaker for your smartphone using basic components like mini speakers, an amplifier circuit, and a micro-USB OTG cable. This step-by-step tutorial guides you ...

Editor's note: In this article, the author makes a strong case for the versatility and broad applicability of USB On-the-Go. Read it and see if you are convinced, or perhaps not. Even if not, you'll ...