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

    Mar 24, 2024 · Notice that there are only VBUS and CC1 and CC2 (and of cource GND) connected to the USB-C holder. Question: What is the use of CC1 and CC2 if your USB-C connector is only going …

  2. 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, 3 months ago Modified 1 year, 10 months ago

  3. 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. …

  4. 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 …

  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. 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 …

  7. Can USB Type-C 2.0 upstream (device) connect its CC pins and share a ...

    Jun 28, 2019 · can an upstream (device) connect its CC1 and CC2 pins and share a single pull-down resistor? This would prevent the device from detecting orientation (and thus using the SuperSpeed …

  8. usb c - Which way does power flow on USB type-c if CC1 and CC2 are …

    Jun 1, 2019 · CC1 and CC2 open means nothing is connected For an USB C plug with CC disconnected, according to section A Audio Adapter Accessory Mode, it is able to source up to …

  9. Beside connected to pulldown resistor on CC1 & CC2, does it need to ...

    Sep 17, 2021 · 0 I'm looking to use USB C in my schematic but instead of using USB3.1 data line I would like to use USB2.0 data line. This device is on the receiving end and already have internal …

  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 …