Chroma 63200 Series, Operation & Programming Manual

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High Power DC Electronic Load 63200 Series Operation & Programming Manual
Parameters 0 to 255
Example *SRE 24 Enable the QUES and MAV bit of the Service
Request Enable
Query Syntax *SRE?
Return Parameters <NR1>
Query Example *SRE? Return the current setting for "Service Request Enable".
*STB?
Read Status Byte Query
Description This query reads the Status Byte register. Note that the MSS
(Master Summary Status) bit is returned in Bit 6 instead of RQS bit.
This bit indicates if the electronic load has at least one reason for
requesting service. *STB? does not clear the Status Byte register.
It is cleared only when subsequent action has cleared all bits set.
Refer to Chapter 8 Status Reporting for more information about this
register.
Bit Configuration of Standard Byte Register
Bit Position 7 6 5 4 3 2 1 0
Bit Name 0
MSS
RQS
ESB MAV QUES 0 0 0
Bit Weight 128 64 32 16 8 4 2 1
MSS = master status summary ESB = event status byte summary
RQS = request for service QUES = questionable status summary
MAV = message available
Query
Syntax *STB?
Return Parameters <NR1>
Query Example *STB? Return the contents of "Status Byte".
Return Example 24
7.2 Specific Commands
The 63200 series products are built-in with the following specific GPIB commands.
7-4