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Drivers for EZ-USB® FX1™ , FX2LP™ , and FX3™ - KBA94413

Drivers for EZ-USB® FX1™ , FX2LP™ , and FX3™ - KBA94413

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Drivers for EZ-USB® FX1™ , FX2LP™ , and FX3™ - KBA94413

Version: *C


What are the drivers for FX1™, FX2LP™, and FX3™?


The ZIP file attached with this knowledge base article contains the CyUSB3.inf and CyUSB3.sys files for FX3 (CYUSB3011/ CYUSB3012/ CYUSB3013/ CYUSB3014/CYUSB2014), FX2LP (CY7C68013A / CY7C68014A / CY7C68015A / CY7C68016A), and FX1 (CY7C64713).

The following operating systems are supported:

  • Windows XP (32-bit and 64-bit)
  • Windows Vista (32-bit and 64-bit)
  • Windows 7 (32-bit and 64-bit)
  • Windows 8 (32-bit and 64-bit)
  • Windows 8.1 (32-bit and 64-bit)
  • Windows 10 (32-bit and 64-bit).

Use CyUSB3.inf in the path (after extracting the .zip file) shown in the table below for the respective OS.


Operating SystemFolder path
Windows 10Win10\x86
Windows 10 x64Win10\x64
Windows 8.1Win8\x86
Windows 8.1 x64Win8\x64
Windows 8Win8\x86
Windows 8 x64Win8\x64
Windows 7Win7\x86
Windows 7 x64Win7\x64
Windows Vistavista\x86
Windows Vista x64vista\x64
Windows XPwxp\x86
Windows XP x64wxp\x64

To match the device with the drivers, refer to the steps mentioned under the section "Matching Devices to the Driver " in the attached PDF file. Adding the VID/PID is already done in the attached .inf file , so you can skip "Step A : Add the device's Vendor ID and Product ID to the CYUSB3.INF file".