Mitsubishi Electric MELSEC FX Series - Page 687

7 Applied Instructions
7.22 Data Comparison
685
FXCPU Structured Programming Manual
(Basic & Applied Instruction)
1
Outline
2
Instruction List
3
Configuration of Instruction
4
How to Read Explanation of Instructions
5
Basic Instruction
6
Step Ladder Instructions
7
Applied Instructions
8
Interrupt Function and Pulse Catch Function
A
Relationships between devices and addresses
2. Set data
3. Applicable devices
S: Refer to "Cautions"
LDD<> 32 bits Continuous LDD<>(EN,s1,s2);
LDD<= 32 bits Continuous LDD<=(EN,s1,s2);
LDD>= 32 bits Continuous LDD>=(EN,s1,s2);
Variable Description
Data type
16-bit
operation
32-bit
operation
Input
variable
EN Execution condition Bit
Device storing comparison data ANY16 ANY32
Device storing comparison data ANY16 ANY32
Output
variable
ENO Execution state Bit
Operand
type
Bit Devices Word Devices Others
System user Digit specification
System
user
Special
unit
Index
Cons
tant
Real
Number
Character
String
Pointer
XYMTCS
D.b
KnX KnY KnM KnS T C D R
U\G
VZModifierK H E
""
P
zz z zzzz
S1 S2
zz z z z
zz z zzzz
S1 S2
zz z z z
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder ST
LDD<>
EN
s1
s2
ENO
LDD<=
EN
s1
s2
ENO
LDD>=
EN
s1
s2
ENO