Idn? (Identification Query); Figure 3-21 Standard Event Status Register - Keysight 53147A Operating And Programming Manual

3 Programming
This register is cleared by *CLS, by *ESR?, and at power-on. Note that the
instrument's power-on sequence initially clears the register, but then records any
subsequent events during the power-on sequence including setting the PON
(power on) bit.
Device Dependent Error
Figure 3-21
See the section titled
description of the Standard Event Status Register.
– Numeric data transferred as ASCII bytes in <NR1> format.
QUERY
RESPONSE
– Range is 0 to 255.
– The query response is an integer formed by the binary-weighting of the bits.

*IDN? (Identification Query)

*IDN?
COMMAND
Queries the instrument identification.
A sequence of ASCII-encoded bytes:
QUERY
RESPONSE
KEYSIGHT, <Model Number>, <Serial Number>, <Firmware ID>
– This query should be the last query in a terminated program message; if it is
COMMENTS
– The model number is either 53147A, 53148A, or 53149A.
– The number of digits in the serial number is not fixed.
– The format for the firmware ID is: H0-nnn, where nnn is a three-digit number.
256
( 1 )
Operation Complete
Not Used
( 4 )
Query Error
( 8 )
( 16 )
Execution Error
( 32 )
Command Error
Not Used
( 128 )
Power On
Standard Event Status Register
"Standard Event Status Register"
The value of any unused bit is zero.
not the last query, an error -440 is generated.
This is followed by the date and time of the firmware release.
Keysight 53147A/148A/149A Operating and Programming Guide
Bits
0
1
2
3
4
5
6
7
on page 178 for a detailed