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Cygnal Integrated Products CP210x UART Bridge driver

Hardware ID USB\VID_10C4&PID_EA70

This chip belongs to the Silicon Labs CP210x family — see the overview with the latest drivers and common problems.

Vendor
Cygnal Integrated Products, Inc. (VID 10C4)
Device
CP210x UART Bridge (PID EA70)
Bus
USB
Drivers
12
Windows
Windows XPWindows VistaWindows 7Windows 8Windows 8.1Windows 10Windows 11

Recommended driver

Silicon Labs CP210x USB to UART Bridge Driver
Version 11.5.0.417 · Dec 10, 2025 · Windows 10, 11 · 32-bit & 64-bit, ARM64
Get driver

All drivers for VID_10C4&PID_EA70

DriverVersionDateWindowsBits
Silicon Labs CP210x USB to UART Bridge Driver 11.5.0.417 Dec 10, 2025 Windows 10, 11 32-bit & 64-bit, ARM64
Silicon Labs CP210x USB to UART Bridge Driver 11.2.0.167 Oct 4, 2022 Windows 10, 11 32-bit & 64-bit
Wacom Cintiq/Intuos 3/4/5/Pen/Pro/PL Driver 6.3.46-1 Mar 29, 2022 Windows 7–11 32-bit & 64-bit
Wacom Cintiq/Intuos 3/4/5/Pen/Pro/PL Driver v.6.3.44-1 6.3.44-1 Aug 4, 2021 Windows 7–10 32-bit & 64-bit
Silicon Labs CP210x Universal Windows Driver 10.1.10.103, 6.7.6.2130 Jan 8, 2021 Windows 7–10 32-bit & 64-bit
Wacom Cintiq/Intuos 3/4/5/Pen/Pro/PL Driver 6.3.39-1 Apr 27, 2020 Windows 7–10 32-bit & 64-bit
Wacom Cintiq/Intuos 3/4/5/Pen/Pro/PL Driver 6.3.41-1, 6.3.40-3, 3.8.10.30 Mar 30, 2020 Windows 7–10 32-bit & 64-bit
Wacom Tablet Drivers 6.3.33-3, 3.8.10.20 Jan 10, 2019 Windows 7–10 32-bit & 64-bit
Wacom Tablet Drivers 6.3.30-6\3.8.10.9, 6.3.18-5\3.6.1.6 May 23, 2018 Windows XP–10 32-bit & 64-bit
Silicon Labs CP210x device Driver 6.7.4.261 Sep 19, 2016 Windows 7–10 32-bit & 64-bit
Silicon Labs CP210x USB to UART Bridge Drivers 6.7.3.350 Mar 28, 2016 Windows XP–10 32-bit & 64-bit
Silicon Labs ELM327 USB Drivers for CP210x 6.7.0.0 Mar 19, 2014 Windows XP–8.1 32-bit & 64-bit

Is this your device?

  1. Press Win + X and open Device Manager.
  2. Right-click the device (often listed under Other devices with a yellow sign) → Properties → Details.
  3. Select Hardware Ids in the list. If the first line starts with USB\VID_10C4&PID_EA70, the drivers above are for your device.

More about hardware IDs · Fix common device errors

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