REMOTE OPERATION
Common Commands and Queries
60 LDC-3900 Series
CHAPTER 3
*TST?
The Self-Test query causes an internal self-test and returns a response when the
self-test is complete. The syntax of the TST? query is:
The response is <DECIMAL NUMERIC RESPONSE DATA>, where the value of
the response is 0 if the self-test completes with no errors. If the response is a
value other than 0, the self-test was not completed or it was completed with errors
detected.
*WAI
The Wait-to-Continue command prevents the LDC-3900 from executing any
further commands until the No-Operation-Pending flag is true. This allows the
programmer to make the LDC-3900 wait for the completion of an operation before
continuing. For more information on the operation complete (OPC) flag, see
Operation Complete Definition on page 66.
The syntax for the *WAI command is:
: *