Справочник Пользователя для Mitsubishi Electronics FXCPU
7 Applied Instructions (Program Flow)
7.9 FOR / Start a FOR/NEXT Loop
128
FXCPU Structured Programming Manual
[Basic & Applied Instruction]
7.9
FOR / Start a FOR/NEXT Loop
Outline
FOR instruction specifies the number of repetition of the loop between FOR and NEXT instructions.
1. Format and operation, execution form
2. Set data
3. Applicable devices
S: Refer to "Cautions".
Function and operation explanation
→ Refer to Section 7.10 for details.
Related instruction
FOR instruction and NEXT instruction are set as a pair in programming.
Cautions
1) Some restrictions to applicable devices
S1: The FX
3G
, FX
3GC
, FX
3U
and FX
3UC
PLCs only are applicable.
S2: The FX
3U
and FX
3UC
PLCs only are applicable.
FX
3U(C)
FX
3G(C)
FX
3S
FX
2N(C)
FX
1N(C)
FX
1S
FX
U
/FX
2C
FX
0N
FX
0(S)
Instruction
name
Operation
Execution
form
Expression in each language
Structured ladder/FBD
ST
FOR
16 bits
Continuous
Syntax such as condition sentence is used.
Refer to the following manual for syntaxes.
Refer to the following manual for syntaxes.
→ Q/L/F Structured
Programming Manual
(Fundamentals)
Variable
Description
Data type
Input
variable
variable
EN
Execution condition
Always TRUE
Number of repetition of the loop between FOR and NEXT
instructions
instructions
ANY16
Output
variable
variable
ENO
Execution state
Bit
Operand
type
Bit Devices
Word Devices
Others
System User
Digit Specification
System
User
Special
Unit
Index
Constant
Real
Number
Character
String
Pointer
X Y M T C S D
.b KnX KnY KnM KnS T C D R U
\G
V Z Modifier K
H
E
"
"
P
z
z
z
z z z z
S1
S2
z z
z
z
z
FOR
EN
n
n
ENO