Yaskawa MP930 User Manual

Page 310

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Command List

B -8

B.2 Ladder Instructions and Standard System Functions

The following table shows a list of the ladder instructions and standard system functions.

Type

Name

Symbol

Abbreviated
Instructions

Description

Program
Control

Instructions with [ ]

Control
Instructions
CHILD DRAWING

CALL

SEE

SEE

Designate the child drawing number or the grandchild draw-
ing number to be referenced after SEE.
SEE H01

DRAWING END

DEND

END

End of drawing (DWG)

MOTION PRO-
GRAM CALL

MSEE

MSEE

Designate the motion program number and the MSEE work
register address to be referenced after MSEE.
MSEE MPM001 DA00000

FOR Structure

FOR

:
:

FEND

FOR

Repeats execution statement 1
FOR V = a to b by c
V: Can designate any integer register I or J.
a, b, c: Can designate an any integer value

(b > a > 0, c > 0).

FEND: End of FOR instruction.

WHILE Structure

WHILE

:

ON/OFF

:

WEND

WHILE
ON
OFF

Repeats execution statement 2
WEND: End of WHILE-ON/OFF instruction

IF Structure -1, -2

IFON/IFOFF

:

ELSE

:

IEND

IFON
IFOFF
ELSE

Conditional execution statement
IEND: End of IFON/IFOFF instruction

FUNCTION CALL
FUNCTION IN-
PUT

FSTART

FSTART

Calls a function.

PUT
FUNCTION OUT-
PUT

FIN

FIN

Function input instruction
Stores input data from the designated input register in the
function input register.

FOUT

FOUT

Function output instruction
Stores output data from the function output register in the
designated output register.

COMMENT

“nnnnnnn”

A character string enclosed in quotation marks is treated as a
comment.

EXTENSION
PROGRAM CALL

XCALL

XCALL

Calls an extension program.

B

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