Multiplexer – Rockwell Automation 1336T Function Block Prog. Manual, Series A/B User Manual
Page 96
Function Block Library
4–34
1336 FORCE — 5.9 August 1995
MULTIPLEXER
BLOCK TYPE 21 decimal 15 hexadecimal
Multiplexer
ID =
Exec =
NODE 0
In 1
Output
NODE 6
NODE 1
In 2
NODE 5
Sel 1
NODE 4
Sel 0
NODE 3
In 4
NODE 2
In 3
DEFINITION
Selects one of (4) input values In 1 – In 4 based on selector Sel 0
and Sel 1.
INPUTS
In 1 – In 4 — A signed input integer.
Sel 0 and Sel 1 — Selector inputs that form a two-bit binary value
used to select one of (4) inputs In 1 – In 4.
OUTPUT
Output — A signed integer.
FUNCTION
When Sel 1 is
and Sel 0 is
Output =
0
0
In 1
0
≠
0
In 2
≠
0
0
In 3
≠
0
≠
0
In 4
PARAMETERS
DATA TYPE
LINKABLE
DEFAULT VALUE
RANGE
In 1
Signed Integer
Yes
0
±
32767
In 2
Signed Integer
Yes
0
±
32767
In 3
Signed Integer
Yes
0
±
32767
In 4
Signed Integer
Yes
0
±
32767
Sel 0
Logic Input
Yes
0
True/False
Sel 1
Logic Input
Yes
0
True/False
Output
Signed Integer
No
—
±
32767
EXAMPLES
EXAMPLE 1
EXAMPLE 2
EXAMPLE 3
EXAMPLE 4
In 1
10
10
10
10
In 2
25
25
25
25
In 3
42
42
42
42
In 4
– 60
– 60
– 60
– 60
Sel 0
False
True
False
True
Sel 1
False
False
True
True
Output
10
25
42
– 60