7 Applied Instructions
7.1 Program Flow
115
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
6) The pointer P63 specifies jump to END step. Do not program P63. If P63 is programmed, PLCs will
display the error code 6507 (defective label definition) and stop.
7) Any label cannot be shared by CALL instruction and CJ instruction.
8) Because M8000 is normally ON while a PLC is operating, unconditional jump is specified when M8000 is
used in the following example.
9) The operation of the CJ and contact coils are described later.
10) The relationships between the master control instructions and jump instructions are described later.
Label
P 63
END
Do not program P63.
CJ
EN ENO
p
P63
X000
M8000
X001
RUN monitor
(normally ON)
P15
Label
User program
Command
Subroutine program
dedicated to CALL instruction
Program a label (P)
after FEND instruction.
CJ
EN ENO
pP15
CALLP
EN ENO
p
FEND
EN ENO
P15
SRET
EN ENO
Label
P5
M8000
User program
(It is skipped, and is not executed.)
User program
RUN monitor
CJ
EN ENO
p
P5
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