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  1. Why are CC1 and CC2 only connected to USB-C?

    Mar 24, 2024 · The 5K1 pull-down resistors R48 and R57 shown connected to CC1 and CC2 respectively are the Rd terminations described in the . The Rd terminations are part of the Source-to …

  2. usb device - USB Type-C: Are CC1 and CC2 interchangeable?

    Feb 9, 2021 · The schematic bellow is a USB controller, designed to be used to change USB's VBUS voltage: Question: Are CC1 and CC2 interchangeable, meaning that red-marked labels could be …

  3. circuit design - Is it sufficient to put 5.1k pulldowns on CC1 and CC2 ...

    Nov 18, 2022 · Is it sufficient to put 5.1k pulldowns on CC1 and CC2 of USBC to get 5V 1.5A? Ask Question Asked 3 years ago Modified 1 year, 7 months ago

  4. Does USB-C Power Delivery require both CC pins or D+/D- pins?

    Feb 27, 2024 · My issue is with the USB-C connector. The IC requires CC1, CC2, D+ and D- in order to negotiate the current draw. I am struggling to find a USB-C connector with these signals available. …

  5. USB-C CC1/CC2 Pins - Electrical Engineering Stack Exchange

    Aug 19, 2024 · I would like to replicate this project which uses this USB-C breakout board. It's an interface box used to adapt an AC Infinity fan controller, which uses a proprietary “protocol” (UIS) …

  6. usb c - Electrical Engineering Stack Exchange

    Jun 28, 2019 · USB Type-C specifications, V1.4, has several places that deal with use of CC1 and CC2 pins. If you are making a USb 3.x implementation, the active CC pin will tell you the right direction of …

  7. Are USB type C pull resistor neccesary on CC and SBU pins?

    Sep 25, 2021 · hello im trying to make a usb receptacle for my microcontroller, im planning to use USB Type C, Although i only need USB 2.0 functionality i might as well design it to specification so that …

  8. Correct way to wire USB 2.0 Type C connector?

    Jan 11, 2021 · Or should I also pull D- up to 5V like this, while pulling CC1 and CC2 to the ground like this: I would be thankful to someone who could explain how to use these 2.0 Type C connectors and …

  9. USB-C pulldown on the CC lines: Is one resistor enough?

    Feb 7, 2024 · Beware, if you take a 4.7kΩ resistor, you must take a -13%/+30% or better one (but this is not in E3 any more), as you already ate some margin by taking an off value. 5.1kΩ is easy enough to …

  10. usb c - USB-C UFP CC configuration: What Rd resistor value I need to ...

    Jun 5, 2019 · Basically I want to add USB-C ports to my projects so I can use them to draw power. From what I understand I need to put two 5.1 kOhm resistors between CC1/CC2 and ground. Would this …