Micro USB is a relatively new standard, first introduced in 2009.
The standard requires the connector to be at least 1.5mm in diameter, and can be anywhere between 1.75mm and 2mm.
It’s a relatively small size compared to USB 3.1 and USB 2.0, but it’s not without its drawbacks, like short life spans and high cost.
To circumvent these issues, many manufacturers have developed their own micro USB connectors that are thinner, smaller, and lighter than the standard USB pins.
The biggest issue with Micro USB connectors is that they’re typically limited to USB 2 devices that support USB 3, but not USB 3/1.1.
For this reason, it’s often difficult to tell if a device is compatible with a microUSB port.
To help you troubleshoot compatibility, we’ve put together a list of commonly used USB micro USB pins, as well as how to make them.
Note: You should always make sure that your device is connected to a micro-USB port before you plug it in.
When using a microSD card reader, make sure you’re plugged in to the right power supply.
This is important because the microUSB ports may only support one power source at a time, and sometimes, they can only power one device at a very specific speed.
A common solution is to use a standard USB-C power adapter.
This adapter can charge the micro USB connector and power the USB device.
A typical micro USB cable, as seen in the picture above, can be as small as 0.5 inches (23.5 centimeters).
To connect a micro SD card reader to a USB-A port, use the same USB cable you’d use to charge a microcontroller.
The micro USB plug can then be attached to the reader and powered on.
For more on how to use micro USB, read our previous article on using micro USB for powering USB hubs.