Quantum Data 881 User Manual
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Chapter 11 CEC Interactive Troubleshooting Environment (ITE)
2. Access the source generator’s Generator FTP Browser. See “
L
3. Navigate to the CEC folder in the Library directory.
4. Select the Log folder and highlight the log file.
5. Select the
Open activation key under Instrument Files to view the contents of the log
file.
The contents of the log file appear in a text window.
To view CEC messages through the command line:
1. Enter the following command to query the most recent message in the log.
CEC1:MSGX?
//queries the message log for the most recent message
2. Enter the following command to query the log for a message with a specific opcode.
CEC1:MSGX? 84
//queries log for message to request device addr
CEC bus query might return the following:
0F 84 00 00 00
//device under test returns its physical address
the first digit (0) is the logical address of
the target device (the device under test);
the second digit (3) is the logical address of
the sending device (the emulated device);
the opcode (84) is the returned message code
(give logical address)