niDCPower_revision_query
- Updated2023-04-15
- 1 minute(s) read
ViStatus niDCPower_revision_query(ViSession vi, ViChar instrumentDriverRevision[], ViChar firmwareRevision[]);
Purpose
Returns the revision information of NI-DCPower and the device firmware.
Parameters
| Input | ||
| Name | Type | Description |
| vi | ViSession | Identifies a particular instrument session. vi is obtained from the niDCPower_InitializeWithIndependentChannels function. |
| Output | ||
| Name | Type | Description |
| instrumentDriverRevision | ViChar[] | Returns the driver revision information for NI-DCPower.
In multi-instrument sessions, this function returns an error if any instruments have different firmware revisions. In this case, instead of using this function, read the NIDCPOWER_ATTR_INSTRUMENT_FIRMWARE_REVISION attribute for the instrument you specify. |
| firmwareRevision | ViChar[] | Returns firmware revision information for the device you are using. The size of this array must be at least 256 bytes. |
Return Value
| Name | Type | Description |
| Status | ViStatus | Reports the status of this operation. To obtain a text description of the status code, call the niDCPower_error_message function. To obtain additional information concerning the error condition, call the niDCPower_GetError function. |