Lake Shore Model 625 Superconducting MPS User’s Manual
Computer Interface Operation
5-35
*OPC
Operation Complete Command
Input:
*
OPC[term]
Remarks:
Used in conjunction with bit 0 (OPC of the Standard Event Status Register. If sent as the last command
in a command sequence, bit 0 will be set when the instrument completes the operation that was
initiated by the command sequence. Refer to Paragraph 5.1.4.4.6 for more information.
*OPC?
Operation Complete Query
Input:
*
OPC?[term]
Returned:
1[term]
Remarks:
Has
no
interaction with bit 0 (OPC) of the Standard Event Status Register. If sent at the end of a
command sequence, the bus will be held until the instrument completes the operation that was initiated
by the command sequence. Once the sequence is complete a 1 will be placed in the output buffer.
Refer to Paragraph 5.1.4.4.6 for more information.
*
RST
Reset Instrument Command
Input:
*RST[term]
Remarks:
Sets controller parameters to power-up settings. Use the
DFLT
command to set factory defaults.
*SRE
Service Request Enable Register Command
Input:
*
SRE <bit weighting>[term]
Format:
nnn
Remarks:
The Service Request Enable Register determines which summary bits of the Status Byte may set bit 6
(RQS/MSS) of the Status Byte to generate a Service Request. This command programs the enable
register using a decimal value that corresponds to the binary-weighted sum of all bits in the register.
Refer to Paragraph 5.1.4.4.
*SRE?
Service Request Enable Register Query
Input:
*
SRE?[term]
Returned:
<bit weighting>[term]
Format:
nnn
(Refer to command for description)
*STB?
Status Byte Query
Input:
*
STB?[term]
Returned:
<bit weighting>[term]
Format:
nnn
Remarks:
This command is similar to a Serial Poll except it is processed like any other instrument command. It
returns the same result as a Serial Poll except that the Status Byte bit 6 (RQS/MSS) is not cleared.
Refer to paragraph 5.1.4.4.4
*
TRG
Trigger Event
Input:
*TRG[term]
Remarks:
Starts the trigger event. See TRIG command for trigger setup.
Summary of Contents for 625
Page 2: ...Lake Shore Model 625 Superconducting MPS User s Manual A ...
Page 5: ...Lake Shore Model 625 Superconducting MPS User s Manual D ...
Page 6: ...Lake Shore Model 625 Superconducting MPS User s Manual C ...
Page 8: ...Lake Shore Model 625 Superconducting MPS User s Manual E ...
Page 100: ...Lake Shore Model 625 Superconducting MPS User s Manual 6 2 Options and Accessories ...
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