Common Commands
*TST (Test)
*TST (Test)
Query
*TST?
The *TST query returns the results of the power-up self-test. The result of
that test is a 9-bit mapped value which is placed in the output queue. A one
in the corresponding bit means that the test failed and a zero in the
corresponding bit means that the test passed. Refer to table 9-7 for the
meaning of the bits returned by a TST? query.
Returned Format
<result><NL>
An integer 0 through 511
<result>
Example
10 OUTPUT XXX;"*TST?"
20 ENTER XXX;Tst_value
Table 9-7
Bits Returned by *TST? Query (Power-Up Test Results)
Bit Position
8
7
6
5
4
3
2
1
0
9–18
Bit Weight
Test
256
Disk Test
128
not used
64
not used
32
Front-panel Test
16
HIL Test
8
Display Test
4
Interrupt Test
2
RAM Test
1
ROM Test