32
Standard event status register
Operation Complete. All commands prior to and including
an *OPC command have been executed.
Query Error. The power supply tried to read the output
buffer but it was empty. Or, new command line was
received before a previous query had been read. Or, both
the input and output buffers are full.
Device Error. A self-test or calibration error occurred (see
error numbers 601 through 750 in chapter 5).
Execution Error. An execution error occurred (see error
numbers -211 through -224 in chapter 5).
Command Error. A command syntax error occurred (see
error numbers -101 through -178 in chapter 5).
Power On. Power has been turned off and on since the
last time the event register was read or cleared
Query status register
The power supply is/was in the constant current
mode.
The power supply is/was in the constant voltage
mode.
The fan has a fault condition.
The overvoltage protection circuit has tripped.
The overcurrent protection circuit has tripped.
Status byte register
One or more bits are set in the questionable status
register (bits must be “enabled” in the enable register).
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