micro-USB port, and pinouts. It also operates at 5V and requires an external supply of 7 to 12V. The only difference, aside from the obvious size, is the lack of power barrel connector on the Micro.

As the world of electronic gadgetry made the switch from micro USB to USB-C as the charging port of choice, many of us kept both of the required cables handy. But it’s fair to say that these ...