Micro USB OTG: These were commonly used with older Android smartphones that came with Micro USB ports. This port could let you plug in a pen drive, keyboard, or mouse to transfer files or type more ...

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 ...

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 ...