udl(4)

udl4

Displaylink dl-120 / dl-160 usb display device driver

Usage

device udl device videomode

In loader.conf(5): udl_load="YES"

Hardware

The udl driver supports USB display devices based on the DisplayLink DL-120 and DL-160 graphic chips, including:

  • Century Corp. Japan Plus One LCD-8000U

  • Century Corp. Japan Plus One LCD-4300U

  • DisplayLink USB to DVI

  • ForwardVideo EasyCAP008 USB to DVI

  • HP USB 2.0 Docking Station (FQ834)

  • HP USB Graphics Adapter (NL571)

  • IOGEAR USB 2.0 External DVI (GUC2020)

  • Koenig CMP-USBVGA10 and CMP-USBVGA11

  • Lenovo 45K5296 USB to DVI

  • Lenovo ThinkVision LT1421

  • Lilliput UM-70

  • Nanovision MiMo UM-710 and UM-740

  • Rextron VCUD60 USB to DVI

  • Samsung LD220

  • StarTech CONV-USB2DVI

  • Sunweit USB to DVI

  • Unitek Y-2240 USB to DVI

  • VideoHome NBdock1920

  • i-tec USB 2.0 Docking Station (USBDVIDOCK)

Releases

25 releases since FreeBSD 11.0-RELEASE; the text changed 15 times.

  1. 11.0
  2. 11.1
  3. 11.2
  4. 11.3
  5. 11.4
  6. 12.0
  7. 12.1
  8. 12.2
  9. 12.3
  10. 12.4
  11. 13.0–13.2
  12. 13.3–14.4
  13. 14.5
  14. 15.0
  15. 15.1
  16. 16.0

History

The udl driver appeared in OpenBSD 4.6 and FreeBSD 11.0.

From base 16.0-CURRENT-20261027-61c70dc16a79 in FreeBSD 16.0-CURRENT (2026-10-27). Parsed by carta from the page's mdoc source.