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NI SCOPE Peer To Peer Streaming Attributes
ni-siray edited this page May 7, 2021
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- NISCOPE_ATTRIBUTE_P2P_ENABLED
- NISCOPE_ATTRIBUTE_P2P_CHANNELS_TO_STREAM
- NISCOPE_ATTRIBUTE_P2P_ENDPOINT_SIZE
- NISCOPE_ATTRIBUTE_P2P_SAMPLES_AVAIL_IN_ENDPOINT
- NISCOPE_ATTRIBUTE_P2P_MOST_SAMPLES_AVAIL_IN_ENDPOINT
- NISCOPE_ATTRIBUTE_P2P_SAMPLES_TRANSFERRED
- NISCOPE_ATTRIBUTE_P2P_ENDPOINT_OVERFLOW
- NISCOPE_ATTRIBUTE_P2P_FIFO_ENDPOINT_COUNT
- NISCOPE_ATTRIBUTE_P2P_ONBOARD_MEMORY_ENABLED
- NISCOPE_ATTRIBUTE_P2P_STREAM_RELATIVE_TO
- NISCOPE_ATTRIBUTE_P2P_SAMPLES_TRANSFERRED_PER_RECORD
- NISCOPE_ATTRIBUTE_P2P_MANUAL_CONFIGURATION_ENABLED
- NISCOPE_ATTRIBUTE_P2P_DATA_TRANS_PERMISSION_ADDR
- NISCOPE_ATTRIBUTE_P2P_DATA_TRANS_PERMISSION_ADDR_TYPE
- NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR
- NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR_TYPE
- NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_SIZE
- NISCOPE_ATTRIBUTE_P2P_NOTIFY_PUSH_MESSAGE_ON
- NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_ADDR
- NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_ADDR_TYPE
- NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_VALUE
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| Boolean | R/W | Endpoint | None | None |
Specifies whether the digitizer writes data to the peer-to-peer endpoint.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|---|
| Default Value: FALSE |
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| String | R/W | Endpoint | None | None |
Specifies which channels are written to a peer-to-peer endpoint. If multiple channels are specified, the channels are interleaved by sample.
| !Note | Note This attribute can only be used with high-speed digitizers that support peer-to-peer streaming. |
|---|
| !Note | Note This attribute must either be unused or set to all enabled channels on NI 5160/5162 digitizers. |
|---|---|
| Default Value: 0 |
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RO | Endpoint | None | None |
Returns the size in samples of the peer-to-peer endpoint.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RO | Endpoint | None | None |
Returns the current number of samples available to stream from a peer-to-peer endpoint.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RO | Endpoint | None | None |
Returns the most number of samples available to stream from a peer-to-peer endpoint since the last time this attribute was read.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | RO | Endpoint | None | None |
Returns the number of samples transferred through the peer-to-peer endpoint since it was last reset.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| Boolean | RO | Endpoint | None | None |
Returns TRUE if the endpoint FIFO has overflowed. Reset the endpoint to clear the overflow condition.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RO | N/A | None | None |
Returns the number of FIFO-based peer-to-peer endpoints this device supports.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| Boolean | R/W | N/A | None | None |
Specifies whether the digitizer writes data to onboard memory when a peer-to-peer endpoint is enabled.
| !Note | Note This attribute can only be used with high-speed digitizers that support peer-to-peer streaming. |
|---|
| !Note | Note This attribute is not supported on NI 5160/5162 digitizers. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RW | Endpoint | None | None |
Determines which trigger peer-to-peer data is streamed relative to.
| !Note | Note On the NI 5122/5622, only NISCOPE_VAL_STREAM_RELATIVE_TO_START_TRIGGER is valid for this attribute. |
|---|---|
| Default Value: NISCOPE_VAL_STREAM_RELATIVE_TO_START_TRIGGER (0) |
NISCOPE_VAL_STREAM_RELATIVE_TO_START_TRIGGER (0)
NISCOPE_VAL_STREAM_RELATIVE_TO_REFERENCE_TRIGGER (1)
NISCOPE_VAL_STREAM_RELATIVE_TO_SYNC_TRIGGER (2)
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | RO | Endpoint | None | None |
Returns the number of samples transferred per record when you set the NISCOPE_ATTRIBUTE_P2P_STREAM_RELATIVE_TO attribute to NISCOPE_VAL_STREAM_RELATIVE_TO_REFERENCE_TRIGGER or NISCOPE_VAL_STREAM_RELATIVE_TO_SYNC_TRIGGER.
| !Note | Note This attribute is only supported on NI 5160/5162 digitizers. |
|---|
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| Boolean | R/W | Endpoint | None | None |
Enables/disables the advanced attributes for a peer-to-peer endpoint. These attributes cannot be used if an endpoint is being configured by NI-P2P, or a resource reservation error will occur.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | RO | Endpoint | None | None |
Returns the address of a hardware register used to grant permission for the peer-to-peer endpoint to write data to another peer. The type of this address is determined by the NISCOPE_ATTRIBUTE_P2P_DATA_TRANS_PERMISSION_ADDR_TYPE attribute. Permission is granted in bytes and the register is additive.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | R/W | Endpoint | None | None |
Specifies the type of address returned from the NISCOPE_ATTRIBUTE_P2P_DATA_TRANS_PERMISSION_ADDR attribute.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|---|
| Default Value: NISCOPE_VAL_ADDR_VIRTUAL |
NISCOPE_VAL_ADDR_PHYSICAL (0)
NISCOPE_VAL_ADDR_VIRTUAL (1)
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | R/W | Endpoint | None | None |
Specifies the destination for data written by the peer-to-peer endpoint. The type of this address is specified by the NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR_TYPE attribute.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
A valid, non-NULL physical or virtual address.
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | R/W | Endpoint | None | None |
Specifies the type of the NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR attribute.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|---|
| Default Value: NISCOPE_VAL_ADDR_VIRTUAL |
NISCOPE_VAL_ADDR_PHYSICAL (0)
NISCOPE_VAL_ADDR_VIRTUAL (1)
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | R/W | Endpoint | None | None |
Specifies the size, in bytes, of the destination window determined by the NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR and the NISCOPE_ATTRIBUTE_P2P_DESTINATION_WINDOW_ADDR_TYPE attributes.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
Any non-NULL value.
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | R/W | Endpoint | None | None |
Specifies the event to push the NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_VALUE attribute to the NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_ADDR attribute. Setting this attribute to NISCOPE_VAL_NOTIFY_DONE pushes the message when the acquisition has completed.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|---|
| Default Value: NISCOPE_VAL_NOTIFY_NEVER |
NISCOPE_VAL_NOTIFY_NEVER (0)
NISCOPE_VAL_NOTIFY_DONE (1)
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | R/W | Endpoint | None | None |
Specifies the address to Push Message push Value to on the event specified by the NISCOPE_ATTRIBUTE_P2P_NOTIFY_PUSH_MESSAGE_ON attribute.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt32 | R/W | Endpoint | None | None |
Specifies the type of the NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_ADDR attribute.
| !Note | Note This attribute can be used only with high-speed digitizers that support peer-to-peer streaming. |
|---|---|
| Default Value: NISCOPE_VAL_ADDR_VIRTUAL |
NISCOPE_VAL_ADDR_PHYSICAL (0)
NISCOPE_VAL_ADDR_VIRTUAL (1)
| Data type |
Access | Applies to | Coercion | High Level Functions |
|---|---|---|---|---|
| ViInt64 | R/W | Endpoint | None | None |
Specifies the value to be pushed to the NISCOPE_ATTRIBUTE_P2P_NOTIFY_MESSAGE_PUSH_ADDR attribute on the event specified by the NISCOPE_ATTRIBUTE_P2P_NOTIFY_PUSH_MESSAGE_ON attribute.
| !Note | Note This attribute is only supported by devices that support peer-to-peer streaming. |
|---|
- Peer-to-Peer Streaming
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