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 …
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 …
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, 8 months ago
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. …
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 …
Understanding USB-C ESD proection through TVS diodes
Sep 24, 2025 · I've read the TI's USB ESD Protection Guide & for USB-C CC1, CC2 data lines and VBUS power line it recommends ESD441 TVS Diode. When I look this product description, it has a …
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 …
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 …
How can I monitor the CC lines on USB-C port?
Jun 14, 2022 · In USB Power Delivery mode, the CC1 and CC2 lines are pulled up by the charger, and down by the device. According to this link, the Table 3. states that CC1 and CC2 lines need to be …
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 …