0451:e004 — TI-89 Titanium Calculator
Texas Instruments, Inc.
- Vendor ID
- 0451
- Product ID
- e004
- Combined
- 0451:e004
- Decimal
- 1105:57348
What is this device?
This is the USB identifier for a TI-89 Titanium Calculator manufactured by Texas Instruments, Inc.. The vendor ID 0451 is registered to Texas Instruments, Inc. with the USB Implementers Forum, and e004 is the product ID that Texas Instruments, Inc. assigned to this particular model. When you run lsusb on Linux, this device appears as 0451:e004 Texas Instruments, Inc. TI-89 Titanium Calculator.
How to identify it on your system
Linux
$ lsusb Bus 001 Device 004: ID 0451:e004 Texas Instruments, Inc. TI-89 Titanium Calculator
You can filter directly with lsusb -d 0451:e004, or get the full descriptor dump with lsusb -v -d 0451:e004. Kernel messages from dmesg show the same pair as idVendor=0451, idProduct=e004.
Windows
In Device Manager, open the device, go to Details → Hardware Ids. This device reports:
USB\VID_0451&PID_E004 USB\VID_0451&PID_E004&REV_0100
From PowerShell: Get-PnpDevice | Where-Object InstanceId -match "VID_0451&PID_E004"
macOS
$ system_profiler SPUSBDataType
TI-89 Titanium Calculator:
Product ID: 0xe004
Vendor ID: 0x0451 (Texas Instruments, Inc.)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:
0451 Texas Instruments, Inc. e004 TI-89 Titanium Calculator