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Dedicated Limit

Overview

Overview

Description

The Dedicated Limit block gets the status of one of a specified motor’s dedicated limits. The block is updated at the update rate, determined by the Evaluate Block.

The following parameters are used to configure this block:

Motor Number

The number of the motor whose limit is checked. This number may be absolute or linked to the Model Number.

Limit Number

An enumerated value specifying which limit to be used as an input. See MPIMotorLimitType for values.

Evaluate Block

This block allows you to specify whether the block executes Every Sample, Every Other Sample (Odd or Even), or Every Fourth Sample (and specify the First, Second, Third, or Fourth) or background. This provides greater flexibility in controlling the execution of a model and to preserve performance for other areas of motion control.

User Defined Block Priority When selected, allows you to enter a Priority Code to modify Execution Ordering of this block. For more information, see Block Execution Order and User Defined Block Priority.
Priority For an explanation of how the Priority field is used by the MechaWare Model Downloader, see Block Execution Order and User Defined Block Priority.
User Data 0 Application-specific data. See User Data Storage.
User Data 1 Application-specific data. See User Data Storage.

 

Matlab/Simulink

Simulink Interface

Arc Tangent Simulink Block

The Motor Number of the Dedicated Limit block specifies which motor to read the limit state from.

The Limit Number of specifies which of the motor’s limit to read.

The State is 0.0 when the limit is not triggered and non-zero when it is triggered but not yet cleared.

The block has two user data fields (User Data 0, User Data 1) to store application-specific data for convenient storage and retrieval. For more information, see User Data Storage.

The block's update schedule is determined by the Evaluate Block. The following Parameter Dialog Box is opened by double-clicking on the block in a Simulink model:

Arc Tangent Parameters Dialog Box

C++ API

DEDICATED_LIMIT

Declaration

Public Method

 
class DEDICATED_LIMITBlock: public virtual Block
{
public:
	// User accessible coefficients
};
 

Required Header: mechaware.h

Description

The Dedicated Limit block provides access to the state of a dedicated limit.

Methods

Block Methods

See Also

User Limit | MPIMotorLimitType

 

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