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Bit
7
6
5
4
3
2
1
0
Query Response
Example
*IDN?
Description
Query Response
Example
Bit Weight
128
64
32
16
8
4
2
1
<integer> ranges from 0 to 255.
OUTPUT 720;"*ESR?"
ENTER 720;Event
PRINT Event
The *IDN? (identification number) query returns a
string value which identifies the instrument type and
firmware version.
An *IDN? query must be the last query in a program
message. Any queries after the *IDN? query in a pro-
gram message are ignored.
The maximum length of the identification string is
50 bytes.
The following identification string is returned. The third
entry is the serial number of the instrument. The last
entry in the string is the firmware version number; this
value may vary between instruments.
AGILENT, 86121A, USaaaabbbb, 1.000
DIM Id$[50]
OUTPUT 720;"*IDN?"
ENTER 720;Id$
PRINT Id$
Condition
PON – Power On
Not Used
CME – Command Error
EXE – Execution Error
DDE – Device Dependent Error
QYE – Query Error
Not Used
OPC – Operation Complete
Common Commands
5-5
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