Mitsubishi MELSEC Q Series Structured Programming Manual

5.5 Standard Selection Functions
5.5.2 Multiplexer
5-151
5
APPLICATION FUNCTIONS
MUX(_E)
MUX(_E)
5.5.2 Multiplexer
MUX(_E)
Function
Operation processing
(1) Selects the value to be output among the values input to variables to according to the
value input to , and outputs the operation result from in the same data type as that of
variables to .
When the input value of is 1, the value input to is output from .
When the input value of is , the value input to is output from .
(Example) Word (signed) type data
(2) If a value input to is outside the range of number of pins of variable 's', an undefined
value is output from .
(No operation error occurs. In case of MUX_E, FALSE is output from ENO.)
MUX(_E)
_E: With EN/ENO
indicates any of the following
functions.
MUX MUX_E
Input argument, EN:
Executing condition (TRUE: Execution, FALSE: Stop) :Bit
n:
Output value selection :Word (signed)
s1 to s27:
Input :ANY
Output argument, ENO:
Output status (TRUE: Normal, FALSE: Error) :Bit
d:
Output :ANY
Universal
UD
High
Performance
MUX_E
(EN, n, s1, s2
...
s27, d);ENO:=
Structured ladder
ST
EN ENO
nd
s1
s2
MUX_E
s27
to
s1 s27
n
d
s1 s27
n
s1
d
n n
sn
d
MUX
K
IN1
IN2
OUT
1
1234
5678
Word (signed) type
Word (signed) type
1234
Word (signed) type
Word (signed) type
n
d

Mitsubishi MELSEC Q Series Specifications

General

Brand	Mitsubishi
Model	MELSEC Q Series
Category	Controller
Language	English