JDS Uniphase SKB Series User Manual page 69

54 Commands
TST?
Perform a self-test operation and return results
Description
NA
Parameters
NA
Parameter
Description
Command packet
OPCODE Length
0x25 0x00
Response packet
OPCODE Length
0xA5 0x01 to
1
0x04
1. The length is variable, depending on the number of switches in the module.
The response time for the TST? Query can vary form 0.5 to 4 seconds.
Note:
U8 Sw1_Result, U8 Sw2_Result, U8 Sw3_Result, U8 Sw4_Result,
Sw1_Result (unsigned eight-bit)--Self-test result (0/1, where
0 = pass and 1 = fail)
Sw2_Result (unsigned eight-bit)--Self-test result (0/1, where
0 = pass and 1 = fail) (if necessary)
Sw3_Result (unsigned eight-bit)--Self-test result (0/1, where
0 = pass and 1 = fail) (if necessary)
Sw4_Result (unsigned eight-bit)--Self-test result (0/1, where
0 = pass and 1 = fail) (if necessary )
Parameters
Parameters