SCPI status register
Copyright© Itech Electronic Co., Ltd.
12
Chapter2 SCPI status register
You can get the current status of the power supply by reading the operation
status registers. The power supply records the different status of the instrument
through the four status register group, the four status register group are: status
byte register, standard event register, query status register and operation
status register. Status byte register records the
information of the other
status register
BIT
Signal
Meaning
0
1
CAL
ON
Operation status register
The power supply is calculating new calibration factor
The power supply is waiting for trigger signal
0
1
9
CV
CC
OV
Query status register
Constant voltage state
Constant current state
Over voltage
0
2
3
4
5
7
OPC
QYE
DDE
EXE
CME
PON
Standard event register
Operation completed. All the parallel operations are completed.
Query error. Output buffer data lost.
Instrument memory data loss or self test error
Execute error. Command parameter over flow or the operation
condition is not consistent
Command error. There is syntax or semantic error in the
command received.
Power on bit, this bit is set to 1 after power on
2
3
4
5
6
7
EAV
QUES
MAV
ESB
RQS
OPER
Status byte register
Error buffer available
This bit is set to 1 when any one status of enabled query status
register changes.
Output buffer available
Bit ESB is set to 1 when the status of a enabled standard event
status
register changes
If the status of enabled operation register changes, then this bit is
set to1.
