0424:4063 — xD/SD/MS/MMC Reader

This is the USB identifier for a xD/SD/MS/MMC Reader manufactured by Microchip Technology, Inc. (formerly SMSC). The vendor ID 0424 is registered to Microchip Technology, Inc. (formerly SMSC) with the USB Implementers Forum, and 4063 is the product ID that Microchip Technology, Inc. (formerly SMSC) assigned to this particular model. When you run lsusb on Linux, this device appears as 0424:4063 Microchip Technology, Inc. (formerly SMSC) xD/SD/MS/MMC Reader.

Linux

$ lsusb
Bus 001 Device 004: ID 0424:4063 Microchip Technology, Inc. (formerly SMSC) xD/SD/MS/MMC Reader

You can filter directly with lsusb -d 0424:4063, or get the full descriptor dump with lsusb -v -d 0424:4063. Kernel messages from dmesg show the same pair as idVendor=0424, idProduct=4063.

Windows

In Device Manager, open the device, go to Details → Hardware Ids. This device reports:

USB\VID_0424&PID_4063
USB\VID_0424&PID_4063&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0424&PID_4063"

macOS

$ system_profiler SPUSBDataType
    xD/SD/MS/MMC Reader:
      Product ID: 0x4063
      Vendor ID: 0x0424  (Microchip Technology, Inc. (formerly SMSC))

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. Microchip Technology, Inc. (formerly SMSC) official support →

The exact lines this page is generated from, in the upstream source file:

0424  Microchip Technology, Inc. (formerly SMSC)
	4063  xD/SD/MS/MMC Reader

• 0424:3fc7 RME Babyface audio system
• 0424:3fcc RME MADIface
• 0424:4041 Hub and media card controller
• 0424:4060 Ultra Fast Media Reader
• 0424:4064 Ultra Fast Media Reader
• 0424:4712 USB4712 high-speed hub
• 0424:4713 USB4715 high-speed hub (2 ports disabled)
• 0424:4714 USB4715 high-speed hub (1 port disabled)

See all 68 devices from Microchip Technology, Inc. (formerly SMSC) →