0abf:3370 — I2C/SPI Adapter - U2C-12
Diolan
- Vendor ID
- 0abf
- Product ID
- 3370
- Combined
- 0abf:3370
- Decimal
- 2751:13168
What is this device?
This is the USB identifier for a I2C/SPI Adapter - U2C-12 manufactured by Diolan. The vendor ID 0abf is registered to Diolan with the USB Implementers Forum, and 3370 is the product ID that Diolan assigned to this particular model. When you run lsusb on Linux, this device appears as 0abf:3370 Diolan I2C/SPI Adapter - U2C-12.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0abf:3370 Diolan I2C/SPI Adapter - U2C-12
You can filter directly with lsusb -d 0abf:3370, or get the full descriptor dump with lsusb -v -d 0abf:3370. Kernel messages from dmesg show the same pair as idVendor=0abf, idProduct=3370.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0ABF&PID_3370 USB\VID_0ABF&PID_3370&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0ABF&PID_3370"
macOS
$ system_profiler SPUSBDataType
I2C/SPI Adapter - U2C-12:
Product ID: 0x3370
Vendor ID: 0x0abf (Diolan)Driver help
Having driver issues with this device? Most USB devices are handled by a generic class driver; if yours shows up as an unknown device, confirm the ID above first, then check the manufacturer's downloads page.
Raw usb.ids entry
The exact lines this page is generated from, in the upstream source file:
0abf Diolan 3370 I2C/SPI Adapter - U2C-12