7-15
∗TST? Self - Test Query
(Conducts an internal self-test and indicates whether any error has occurred)
■ Format
∗TST?
■ Application example
30 WRITE @108 : “∗TST?”
40 READ @108 : TEST
50 PRINT TEST
■ Explanation
The ∗TST? command conducts a self-test inside the device. The test result is set
in the output queue. The data in the output queue indicates that the test has been
completed without causing any error. The self-test does not require operator in-
tervention.
The MS9710C conducts a self-test on the optical unit.
■ Response message
A response message is sent as <NR1 NUMBER RESPONSE DATA>.
Data range = –32767 to 32767
NR1 = –: The test has been completed without causing any error.
NR1 = 1: The test has not been conducted or any error occurred during the test.
∗TST
Query
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