IsLoopUp function
(Original Document)
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Description
This function signals whether the SERCOS® network ring (SERCOS® ring) is ready to communicate with the movement controller and if it is in phase 4.
Possible values are:
Use the GetActualPhase function to determine the current loop phase.
How to Use this Function
This function is implemented with the help of the WRITE_CMD instruction (see WRITE_CMD).
Associated Language Objects
The table below presents the different language objects linked to this function.
Object
Name
Function code
Description
%MWr.m.c.26
ACTION_CMD
543
Command
%MDr.m.c.20
RETURN_CMD_1
-
Result of the command
%MWr.m.c.19
ERROR_CMD
-
Error report. See WRITE_CMD Command: Programming Errors.