Fnc 09 - Next / End A For/Next Loop - Mitsubishi FX3G Series Programming Manual

FX /FX /FX /FX
3G 3U 3GC 3UC
Programming Manual - Basic & Applied Instruction Edition
8.10 FNC 09 – NEXT / End a FOR/NEXT Loop
Outline
NEXT instruction specifies the end position of the loop.
1. Instruction format
FNC 09
NEXT
2. Set data
Operand type
–
3. Applicable devices
Bit Devices
Oper-
and System User
Type
X Y M T C S D .b KnX KnY KnM KnS T
–
Explanation of function and operation
The loop between FOR and NEXT instructions is repeated "n" times (which is specified by the source data).
After the loop is repeated by the specified number of times, steps after NEXT instruction are executed.
Related instruction
NEXT instruction and FOR (FNC 08) instruction are set as a pair in programming.
Caution
1. Limitation in the number of nesting
FOR-NEXT loop can be nested up to 5 levels.
236
Series
Mnemonic
Independent Inst.
1 step NEXT
There is no set data.
Digit Specification
FNC 08
S
FOR
FNC 09
NEXT
FOR
FOR
FOR
NEXT
NEXT
NEXT
8.10 FNC 09 – NEXT / End a FOR/NEXT Loop
Operation Condition
This instruction is the independent type, and
Continuous
does not require drive contact.
Operation
Description
Word Devices
Special
System User
Unit
C D R U \G
There are no applicable devices.
S
Repeated " "
times.
1st 2nd 3rd
level level level
8 Program Flow – FNC 00 to FNC 09
Others
Con- Real
Index
stant Number
V Z Modify K H E
FOR
FOR
NEXT
FOR
NEXT
NEXT
Data type
–
Charac-
Pointer
ter String
" " P
1st
level
2nd
level
1st
level