© 2015 Thorlabs
78
Series 4000 SCPI Programmers Reference Manual
3.18.1 Digital I/O Input
Syntax
SENSe{2|3|4}:DIGital:DATA?
Description
The
SENSe{2|3|4}:DIGital:DATA?
command queries the I/O pins of the digital I/O port. The
returned value represents the levels of I/O
1...4
according to:
Table <%+%>: Digital I/O Values
I/O
4
I/O
3
I/O
2
I/O
1
value
L
L
L
L
0
L
L
L
H
1
L
L
H
L
2
L
L
H
H
3
L
H
L
L
4
L
H
L
H
5
L
H
H
L
6
L
H
H
H
7
H
L
L
L
8
H
L
L
H
9
H
L
H
L
10
H
L
H
H
11
H
H
L
L
12
H
H
L
H
13
H
H
H
L
14
H
H
H
H
15
Example
SENS2:DIG:DATA?
Queries the digital I/O port of a TED4000 Series instrument.
9
Typical response.
Note
I/O
1...4
of the digital I/O port can be configured as input or output (see
). To be able to read the level of a connected driver the respective I/O has to be configured
as input.
Note
For LDC4000 Series instruments the command suffix is 3, for TED4000 Series instruments the
command suffix is 2 and for ITC4000 Series instruments the command suffix is 4.
77
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