PXI/PCI Settings:Express Settings:Actual Link Width
- Updated2025-07-30
- 1 minute(s) read
Returns the PCI Express link width negotiated between the PCI Express host controller and the device. A value of -1 indicates that the device is not a PXI/PCI Express device. Common values include 1, 2, 4, 8, and 16.
Remarks
The following table lists the characteristics of this property.
| Short Name | Link Width |
| Data type | ![]() |
| Permissions | Read Only |
| Available in Run-Time Engine | Yes |
| Available in Real-Time Operating System | Yes |
