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5 A and 3. 0 A (at 5 V) in addition to standard bus power arrangement; power sources can either advertise increased USB current through the configuration channel, or they can implement the complete USB Power Shipment spec utilizing both BMC-coded setup line and tradition BFSK- coded VBUS line. Linking an older gadget to a host with a USB-C receptacle requires a cable or adapter with a USB-A or USB-B plug or receptacle on one end and a USB-C plug on the other end.
e. adapters with a USB-A or USB-B [male] plug) with a USB-C [female] receptacle are "not defined or enabled" by the requirements since they can create "numerous invalid and potentially hazardous" cable combinations. Audio Adapter Accessory Mode [modify] A device with a USB-C port may support analog headsets through an audio adapter with a 3.
The audio adapter may optionally include a USB-C charge-through port to allow 500 m, A device charging. The engineering requirements states that an analog headset shall not utilize a USB-C plug instead of a 3. 5 mm plug. To put it simply, headsets with a USB-C plug need to always support digital audio (and optionally the accessory mode).
0 differential sets (Dp and Dn for Right and Left) and the 2 side-band use pairs for Mic and GND. You Can Try This Source of the audio device is indicated through the setup channel and VCONN. Alternate Mode [edit] An Alternate Mode devotes some of the physical wires in a USB-C 3. 1 cable television for direct device-to-host transmission of alternate data procedures.
0 data pins and one configuration pin can be utilized for alternate mode transmission. The modes are configured using vendor-defined messages (VDM) through the setup channel. Specifications [modify] USB Type-C Cable and Connector Requirements [modify] The USB Type-C specification 1. 0 was released by the USB Implementers Online Forum (USB-IF) and was settled in August 2014.
Rev 1. 1 was released 2015-04-03 Rev 1. 2 was released 2016-03-25 Rev 1. 3 was published 2017-07-14 Rev 1. 4 was released 2019-03-29 Rev 2. 0 was released 2019-08-29 Rev 2. 1 was released 2021-05-25 (USB PD - Extended Power Range - 48V - 5A - 240W) Adoption as IEC requirements: IEC 62680-1-3:2016 (2016-08-17, edition 1.