Data only USB-cable

Lartzu
Posts: 3
Joined: Sun Aug 31, 2025 6:31 am

Data only USB-cable

Postby Lartzu » Mon Sep 01, 2025 7:49 am

I'm looking solution for data only USB-cable for ESP32 <-> WIN10.

I made cable where only data (white& green) are connected. Unfortunately it seems that Windows is not finding the USB-port with this cable when the board is power from other source.

Is there away to connect to board with data only cable and how the cable should look like?

Sprite
Espressif staff
Espressif staff
Posts: 10617
Joined: Thu Nov 26, 2015 4:08 am

Re: Data only USB-cable

Postby Sprite » Mon Sep 01, 2025 9:30 am

At the very least, you need ground (the black cable) as well.

Lartzu
Posts: 3
Joined: Sun Aug 31, 2025 6:31 am

Re: Data only USB-cable

Postby Lartzu » Mon Sep 01, 2025 10:30 am

The ground didn't help.

georgewicks
Posts: 3
Joined: Fri Nov 10, 2023 1:15 am

Re: Data only USB-cable

Postby georgewicks » Fri May 15, 2026 5:48 pm

I too am trying to use a Micro-USB data only cable with no success. I am powering the ESP32 DevKit separately - it works just fine, but I do need to a working setup with a data only cable. Espressif has made claims that one can use a data only cable, but so far no luck. Please help!

firdoshdiakus
Posts: 1
Joined: Tue May 19, 2026 11:28 am

Re: Data only USB-cable

Postby firdoshdiakus » Tue May 19, 2026 11:39 am

I used the green and white data wire with the black ground and it works, just leave out the red + wire

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