Here's what every different USB port type actually means

C, and USB Type-B ports are used in all sorts of devices nowadays, but they're not all made the same, and some are becoming less common.
Ars Technica

USB-IF posts first photos of new reversible Type-C connector

USB Type-A. USB Type-B. Mini-USB Type-A. Mini-USB Type-B. Micro-USB Type-A. Micro-USB Type-B. That special, ugly variant of micro-USB Type-B you need to use for phones (and some hard drives) with USB ...

How do you tell what type of USB ports you have?

To identify the specific USB ports and connectors on your devices, you can simply look at their shape and color, or check ...
EDN

Basic USB Type-C™ Upstream Facing Port Implementation

This application note discusses the basic USB Type-C upstream facing port and how it is implemented together with few discrete components to make a simple and cost effective switching from legacy Type ...