niDCPower_InitExtCal
ViStatus niDCPower_InitExtCal (ViRsrc resourceName, ViConstString password, ViSession *newVi);
Purpose
If password is valid, this function creates a new IVI instrument driver session to the device specified in resourceName and returns an instrument handle you use to identify the device in all subsequent NI-DCPower function calls. This function also sends initialization commands to set the device to the state necessary for the operation of NI-DCPower.
Opening a calibration session always performs a reset. Refer to the calibration procedure for the device you are calibrating for detailed instructions on the appropriate use of this function.
Parameters
| Input | ||
| Name | Type | Description |
| resourceName | ViRsrc | Specifies the resourceName assigned by Measurement & Automation Explorer (MAX), for example "PXI1Slot3" where "PXI1Slot3" is an instrument's resourceName. resourceName can also be a logical IVI name. |
| password | ViConstString | Specifies the password for opening a calibration session. The initial password is factory configured to "NI". password can be a maximum of four alphanumeric characters. |
| Output | ||
| Name | Type | Description |
| newVi | ViSession* | Returns a handle that you use to identify the session in all subsequent NI-DCPower function calls. |
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. |