Arb:Data Transfer:Advanced:Host DMA Buffer Size Property
- Updated2024-05-08
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Arb:Data Transfer:Advanced:Host DMA Buffer Size Property
Short Name: Host DMA Buffer Size
Property of niRFSG
Specifies the size of the DMA buffer in computer memory, in bytes. To set this property, the NI-RFSG device must be in the Configuration state.
A sufficiently large host DMA buffer improves performance by allowing large writes to be transferred more efficiently.
Supported Devices: PXIe-5820/5830/5831/5832/5840/5841/5842
Default Value: 8 MB
Remarks
The following table lists the characteristics of this property.
| Datatype | ![]() |
| Permissions | Read/Write |
| High-level VIs | N/A |
| Channel-based | Yes |
| Resettable | Yes |
