PTOGetParam Function Block

Function Description

This function block returns the value of a specific parameter for a specified PTO channel.

Graphical Representation

IL and ST Representation

To see the general representation in IL or ST language, refer to the chapter Function and Function Block Representation.

I/O Variables Description

This table describes the input variables:

Inputs	Type	Comment
PTO_REF_IN	PTO_REF	Reference to the PTO channel. To be connected to the PTO_REF of the PTOSimple or the PTO_REF_OUT of the PTO function blocks.
Execute	BOOL	On a rising edge, starts the function block execution. When FALSE, does not reset the outputs of the function block. The output pins of this function block always show the last status until next rising edge of the Execution input.
Param	PTO_PARAMETER_TYPE	Parameter to read.

Inputs

Type

Comment

PTO_REF_IN

PTO_REF

Reference to the PTO channel.

To be connected to the PTO_REF of the PTOSimple or the PTO_REF_OUT of the PTO function blocks.

Execute

BOOL

On a rising edge, starts the function block execution.

When FALSE, does not reset the outputs of the function block. The output pins of this function block always show the last status until next rising edge of the Execution input.

Param

PTO_PARAMETER_TYPE

Parameter to read.

This table describes the output variables:

Outputs	Type	Comment
PTO_REF_OUT	PTO_REF	Reference to the PTO channel. To be connected with the PTO_REF_IN input pin of the PTO function blocks.
Done	BOOL	TRUE = indicates that the ParamValue is valid. Function block execution is finished.
Busy	BOOL	TRUE = indicates that the function block execution is in progress.
Error	BOOL	TRUE = indicates that an error was detected. Function block execution is finished.
ErrID	PTOPWM_ERR_TYPE	When Error is TRUE: type of detected error.
ParamValue	DWORD	When Done is TRUE: Parameter value is valid.

NOTE: For more information about Done, Busy, CommandAborted and Execution pins, refer to General Information on Function Block Management.