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FX3G/FX3U/FX3UC Series Programmable Controllers
Programming Manual - Basic & Applied Instruction Edition
8 Program Flow – FNC 00 to FNC 09
8.7 FNC 06 – Main Routine Program End
1
Introduction
2
Overview
3
Instruction
List
4
Devices
in Detail
5
Specified the
Device &
Constant
6
Before
Programming
7
Basic
Instruction
8
FNC00-FNC09
Program Flow
9
FNC10-FNC19
Move & Compare
10
FNC20-FNC29
Arith. & Logic
Operation
8.7 FNC 06 – Main Routine Program End
Outline
This instruction indicates the end of the main program.
1. Instruction format
2. Set data
3. Applicable devices
Explanation of function and operation
FEND instruction works in the same way as END instruction.
When FEND instruction is executed, output processing, input processing and watchdog timer refresh are executed,
and then the program execution returns to the step 0.
FEND instruction is required in creating subroutine programs and interrupt programs.
1. In the case of CJ instruction
Operand type Description Data type
– There is no set data. –
Oper-
and
Type
Bit Devices Word Devices Others
System User Digit Specification System User
Special
Unit
Index
Con-
stant
Real
Number
Charac-
ter String
Pointer
XYMTCSD.b KnX KnY KnM KnS T C D R U\G VZModifyKH E ""P
– There are no applicable devices.
FNC 06
FEND
FEND
Mnemonic Operation Condition
Continuous
Operation
Independent Inst.
1 step
This instruction is the independent type, and
does not require drive contact.
X010
Main routine
program
Main routine
program
Main routine
program
0
P20
When X010 is OFF
Jump
When X010 is ON
FNC 06
FEND
FNC 06
FEND
END
FNC 00
CJ
P 20