Clear a specific device.
unsigned int ibclr (int ud) |
ibclr |
ud | A device unit descriptor |
Function Return | The value of Ibsta |
ibclr sends the GPIB Selected Device Clear (SDC) message to the device described by ud.
EBUS | No devices are connected to the GPIB. |
ECIC | The access board is not CIC. Refer to Device-Level Calls and Bus Management. |
EDVR | The NI-488.2 driver is either configured incorrectly or is not properly installed. |
EHDL | ud is invalid or out of range. |
ELCK | The requested operation could not be performed because of an existing lock by another process. |
ENEB | The interface is not installed or is not properly configured. |
EOIP | Asynchronous I/O is in progress. |