IEEE-488 Common Commands
Copyright© Itech Electronic Co., Ltd.
25
Related Command
*ESE *ESR? *PSC *STB?
*STB?
Status byte query. The Status Byte is a read-only register and the bits are not
cleared when it is read.
Query Syntax
*STB?
Arguments
None
Returns
<NR1>
Related Command
*CLS *ESE *ESR
The following table describes the Status Byte Register register bit assignments.
Bit
7
6
5
4
3
2
1
0
Name
OPER
RQS
ESB
MAV
QUES
EAV
n.u
n.u
Decimal
Value
128
64
32
16
8
4
*PSC
This command controls whether a service request will generate when the
power supply is re-generalized.
⚫
1 OR ON: when the power supply is generated, the values in the Status
Byte Enable register, Operational Event Enable register, Query Event
Enable register and Standard Event Enable register are cleared.
⚫
0 OR OFF: the values in the Status Byte Enable register, Operational Event
Enable register, Query Event Enable register and Standard Event Enable
register are saved in NVM, which will be used at regenerating.
Syntax
*PSC <ON|1|OFF|0>
