Overview#

USB Type-C is a 24-pin USB physical connector which implements a rotational-symmetrical connector.

USB Type-C Specification 1.0 was published by the USB Implementers Forum (USB-IF) and was finalized in August 2014

USB Type-C protocol signals#

There are many protocol signals used on USB Type-C below are some of them:

USB Type-C may or may NOT carry and USB protocol signals.

And even when the do it is only ONE at a time!

  • USB Power delivery for Charging the device itself with 20V / 3A.
  • DisplayPort 1.4 signal (you will need a passive adapter cable)
  • HDMI 1.4b signal (you will need a passive adapter). Perhaps the HDMI logo will be used, but then again, it may not.
  • Thunderbolt 3.0 signal, which includes:
  • delivery multiplexed into a signal served over the same connector using more expensive active cables.
  • Typically, a Lightning Bolt icon by the port is used, but guess what? That is not a requirement.
  • USB 3.1 (Generation 2, a.k.a. 10 Gbit/s speed USB).
  • Some motherboards will give you USB Type-C connectors carrying USB 3.1 (Generation 1), formerly known as USB 3.0 signals, at 5 Gbit/s
  • Mobile High-Definition Link (MHL)

More Information#

There might be more information for this subject on one of the following: