Idn; Opc - HP E2270A User's And Scpi Programming Manual

*IDN?

Returned Data
Comments
Note

*OPC

Comments
Related
Commands
*OPC?
Returned Data
Comments
Chapter 3
*IDN? query returns the module's identification string.
Type Range
string none
•
The identification string returns four field (separated by commas)
1. Manufacturer
2. Model Number and, for E2272A only, Mode (either dual 8x1 or single 16x1)
3. Serial Number (returns 0, if not available)
4. Firmware Revision (returns 0 if not available)
•
The identification string is less than 255 characters.
The firmware revision is the revision of the SCPI driver. This is the only indication
of which version of the driver is installed.
*OPC command will cause the OPC event to occur in the Standard Event status
group when all pending operations are complete.
•
By enabling this bit to be reflected in the Status Byte Register (sending *ESE
1), you can ensure synchronization between the instrument and an external
computer or between multiple instruments.
*ESE, *OPC?, *WAI
*OPC? Query returns a 1 when all pending operations are complete.
Type Range
int16 1
•
By requiring your computer to read this response before continuing program
execution, you can ensure synchronization between one or more instruments
Default Description
none Module identification string containing
the revision of the SCPI driver.
Default Description
none Returns 1 when all pending operations
are complete
SCPI Command Reference 47