Martel Electronics M2000 - Manual (Page 20)

RS-232 Port Commands
Command Description
LOCAL Puts the M2000 into the local state and disables lockout.
LOCKOUT Puts the M2000 into the lockout state. This command duplicates the
IEEE-488 LLO (Local Lockout) message.
REMOTE Puts the M2000 into the remote state. This command duplicates the
IEEE-488 REN (Remote Enable) message.
Status Commands
Command Description
FAULT? Returns the most recent error code in the M2000 error queue, then removes that error
code from the queue.
Error Code Listing
Error Message
Number Class Description
1 DDE Error queue overflow.
101 CME A non-numeric entry was received in a field that should contain a numeric
entry.
102 EXE The numeric field exceeds 10 characters.
105 EXE Entry is above upper limit for the selected output range.
106 EXE Entry is below lower limit for the selected output range.
107 EXE OUT? was received when the M2000 was not in a Source mode.
108 CME A required command parameter was missing.
110 CME An invalid RANGELCK parameter (not ON or OFF) was received.
111 EXE RANGELCK ON was received when the M2000 is not in Volts mode.
117 CME An unrecognizable command was received.
118 CME An invalid parameter was received.
120 EXE The serial input buffer overflowed
121 EXE The command string buffer overflowed.
122 QYE The serial output buffer overflowed.
123 DDE The output overloaded.
124 DDE M2000 is out of tolerance. This error is set after a failed initialization or a
failed *TST?.
125 DDE M2000 has a ADC failure. This error is set after a failed initialization or a
failed *TST?.
Remote Command Listing
The following is an alphabetical list of all M2000 commands and queries, including common
commands and device-dependent commands. Each command title includes a graphic that
indicates remote interface applicability, IEEE-488 and RS-232, and command group:
Sequential and Overlapped.
*CLS IEEE-488 RS-232 Sequential Overlapped
(Clear Status command) Clears the ESR, the error queue, and the RQS bit in the status byte.
This command terminates pending operation complete commands (*OPC or *OPC?).
Parameter: (None)
Example: *CLS
Clear the ESR, the error queue, and the RQS bit in the status byte.
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