Specifications

*STB?
Meaning and Type
Status Byte Device Status
Description
This query reads the Status Byte register, which contains the status summary bits. Reading the Status Byte
register does not clear it. It is cleared at power on or by *CLS.
Bit Configuration of Status Byte Register Table:
Bit Position 7 6 5 4 3 2 1 0
Bit Name NU SRQ SE MSA QD NU NU NU
Bit Weight 128 64 32 16 8 4 2 1
MSA = Message available; NU = Not used; QD = Questionable date enable register; SE =
Standard event enable register; SRQ = Service request.
Query Syntax
Returned Parameters
Related Commands
*STB?
<NR1> Register decimal value
(None)
*TRG
Meaning and Type
Trigger Device Trigger
Description
This command generates a trigger to power supply.
Command Syntax
Parameters
Query Syntax
Related Commands
*TRG
(None)
(None)
ABOR; CURR:TRIG
TRIG[:IMM]; VOLT:TRIG
*TST?
Meaning and Type
Test Device Test
Description
This query causes the power supply to do a self-test and report any errors.
Query Syntax
Returned Parameters
Related Commands
*TST?
<CRD> A string representing a 4-byte Hexadecimal value with a “&H” header.
Each bit represents self-test result for the corresponding channel:
0 Indicates power supply passed self-test.
1 Nonzero, indicates an error.
*VRF
Bit configuration of *TST? query returned value corresponding to channel number table:
Bit Position
7 6 5 4 3 2 1 0
Channel 8 7 6 5 4 3 2 1
Bit Position
15 14 13 12 11 10 9 8
Channel 16 15 14 13 12 11 10 9
Bit Position
23 22 21 20 19 18 17 16
Channel 24 23 22 21 20 19 18 17
6-16