WriteAliasAddress (FB)ΒΆ

FUNCTION_BLOCK WriteAliasAddress EXTENDS ETrigA

This function block is for writing the memory of EtherCAT slaves.

InOut:

Scope

Name

Type

Initial

Comment

Inherited from

Input

xExecute

BOOL

Rising edge: Action starts
Falling edge: Resets outputs
If a falling edge occurs before the function block has completed its action, the outputs operate in the usual manner and are only reset if either the action is completed or in the event of an error. In this case, the corresponding output values (xDone, xError, iError) are present at the outputs for exactly one cycle.

ETrigA

xAbort

BOOL

TRUE: Action is stopped immediately and all outputs are reset to their initial values.

ETrigA

Output

xDone

BOOL

TRUE: Action successfully completed

ETrigA

xBusy

BOOL

TRUE: Function block active

ETrigA

xError

BOOL

TRUE: Error occurred, function block aborts action
FALSE: No error

ETrigA

xAborted

BOOL

TRUE : Action aborted by user

ETrigA

Input

usiCom

USINT

1

index of master 1: first Ethercat master

wSlaveAddress

WORD

address either auto increment address or physical address of device

xAutoIncAdr

BOOL

flag that determines which way to use the given address

uiAliasAddress

UINT

the alias address to be written

udiTimeOut

UDINT

Timeout for operation in ms