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Function blocks, Action, Parameters – Yaskawa MotionWorks IEC Toolboxes User Manual

Page 526

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Yaskawa Toolbox: Function Blocks

MotionWorks IEC61131-3 Toolboxes: 2013-09-13

513

Function Blocks

Action

This function block is only for demonstration purposes. It is applied in the Enable_F_Template,
Enable_ST_Template, Execute_FB_Template, and Execute_ST_Template function blocks to show how the inputs
and outputs of nested functions can be interlocked to apply the PLCopen standards for I/O behavior.

Parameters

*

Parameter

Data
Type

Description

VAR_INPUT

Default

B

Execute

BOOL

Upon the rising edge, all other function block
inputs are read and the function is initiated. To
modify an input, change the value and re-trigger
the execute input.

FALSE

VAR_OUTPUT

B

Done

BOOL

Set high when the commanded action has been completed
successfully. If another block takes control before the action is
completed, the Done output will not be set. This output is reset
when execute goes low.

B

Busy

BOOL

Set high upon the rising edge of the 'Execute' or 'Enable' input,
and reset if Done, CommandAborted, or Error is true.

B

CommandAborted

BOOL

Set high if motion is aborted by another motion command or
MC_Stop. This output is cleared with the same behavior as the
Done output.

B

Error

BOOL

Set high if error has occurred during the execution of the