User`s guide

4-20
Programming
*TST (Test)
*TST (Test)
The *TST query performs a self-test on the instrument. The result of the test
is placed in the output queue. A zero indicates the test passed and a non-zero
value indicates the test failed. If a test fails, refer to “Step 5. Performing an
operational check” on page 2-8.
Usage:
GPIB and RS-232
Query Syntax:
*TST?
Returned Format:
<result><NL>
Where:
<result> ::= 0 or non-zero value
0 indicates the test passed.
non-zero indicates the test failed.
Example: OUTPUT 711;"*TST?"
ENTER 711;Result
PRINT Result
Table 4-4. Status Byte Register
Bit Bit Weight Condition
7 128 Not Used
664MSS – Master Summary Status
532ESB – Event Status Bit
416MAV – Message Available
38 Not Used
24 Not Used
12 Not Used
0 1 OPP – Operation Pending