MC_WriteParam

Description

The MC_WriteParam function block writes the specified axis parameter.

Figure 8-136: The MC_WriteParam function block

• 
  

• This function or function block returns cached data. See Programming a Dual Core Controller for more information.

Arguments

For more detail on how inputs and outputs work, refer to PLCopen Function Blocks - General Rules

Input

Execute	Description	Requests to write the axis parameter
	Data type	BOOL
	Range	0, 1
	Unit	N/A
	Default	—
Axis	Description	Name of a declared instance of the AXIS_REF library function. For more details, About Axis Name and Number
	Data type	AXIS_REF
	Range	[1,256]
	Unit	N/A
	Default	—
ParameterNumber	Description	Parameter number, see table in Axis Parameters
	Data type	INT
	Range	—
	Unit	N/A
	Default	—
Value	Description	Value to write
	Data type	LREAL
	Range	—
	Unit	N/A
	Default	—

Output

Done	Description	Indicates the parameter has been written
	Data type	BOOL
Busy	Description	Indicates this function block is executing
	Data type	BOOL
Error	Description	Indicates an invalid input
	Data type	BOOL
ErrorID	Description	Indicates the error if Error output is set to TRUE See table in PLCopen Function Block ErrorID Output
	Data type	INT

Example

Structured Text

            (* MC_WriteParam ST example *)
            
MasterOffset := 12.34;      
Inst_MC_WriteParam( EnableWrite, Axis1, MC_AXIS_PARAM_MASTER_OFFSET, MasterOffset); 

Ladder Diagram

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