1209:4443 — j1rie IRMP_STM32 Bootloader

Generic

Vendor ID: 1209
Product ID: 4443
Combined: 1209:4443
Decimal: 4617:17475

What is this device?

This is the USB identifier for a j1rie IRMP_STM32 Bootloader manufactured by Generic. The vendor ID 1209 is registered to Generic with the USB Implementers Forum, and 4443 is the product ID that Generic assigned to this particular model. When you run lsusb on Linux, this device appears as 1209:4443 Generic j1rie IRMP_STM32 Bootloader.

How to identify it on your system

Linux

$ lsusb
Bus 001 Device 004: ID 1209:4443 Generic j1rie IRMP_STM32 Bootloader

You can filter directly with lsusb -d 1209:4443, or get the full descriptor dump with lsusb -v -d 1209:4443. Kernel messages from dmesg show the same pair as idVendor=1209, idProduct=4443.

Windows

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

USB\VID_1209&PID_4443
USB\VID_1209&PID_4443&REV_0100

From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_1209&PID_4443"

macOS

$ system_profiler SPUSBDataType
    j1rie IRMP_STM32 Bootloader:
      Product ID: 0x4443
      Vendor ID: 0x1209  (Generic)

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:

1209  Generic
	4443  j1rie IRMP_STM32 Bootloader

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