Phidget Weight Sensor
[Specific Phidgets]

Typedefs
typedef struct _CPhidgetWeightSensor *	CPhidgetWeightSensorHandle
Functions
int	CPhidgetWeightSensor_create (CPhidgetWeightSensorHandle *phid)
int	CPhidgetWeightSensor_getWeight (CPhidgetWeightSensorHandle phid, double *weight)
int	CPhidgetWeightSensor_set_OnWeightChange_Handler (CPhidgetWeightSensorHandle phid, int(*fptr)(CPhidgetWeightSensorHandle phid, void *userPtr, double weight), void *userPtr)
int	CPhidgetWeightSensor_getWeightChangeTrigger (CPhidgetWeightSensorHandle phid, double *trigger)
int	CPhidgetWeightSensor_setWeightChangeTrigger (CPhidgetWeightSensorHandle phid, double trigger)

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Detailed Description

These calls are specific to the Phidget Weight Sensor object. See your device's User Guide for more specific API details, technical information, and revision details. The User Guide, along with other resources, can be found on the product page for your device.

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Typedef Documentation

typedef struct _CPhidgetWeightSensor* CPhidgetWeightSensorHandle

A Phidget WeightSensor handle

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Function Documentation

int CPhidgetWeightSensor_create

(

CPhidgetWeightSensorHandle *

phid

)

Creates a Phidget WeightSensor handle.

Parameters:

phid

A pointer to an unallocated Phidget WeightSensor handle.

int CPhidgetWeightSensor_getWeight	(	CPhidgetWeightSensorHandle	phid,
		double *	weight
	)

Gets the sensed weight.

Parameters:

	phid	An attached phidget weight sensor handle.
	weight	The weight.

int CPhidgetWeightSensor_set_OnWeightChange_Handler	(	CPhidgetWeightSensorHandle	phid,
		int(*)(CPhidgetWeightSensorHandle phid, void *userPtr, double weight)	fptr,
		void *	userPtr
	)

Set a weight change handler. This is called when the weight changes by more then the change trigger.

Parameters:

	phid	An attached phidget weight sensor handle.
	fptr	Callback function pointer.
	userPtr	A pointer for use by the user - this value is passed back into the callback function.

int CPhidgetWeightSensor_getWeightChangeTrigger	(	CPhidgetWeightSensorHandle	phid,
		double *	trigger
	)

Gets the weight change trigger.

Parameters:

	phid	An attached phidget weight sensor handle.
	trigger	The change trigger.

int CPhidgetWeightSensor_setWeightChangeTrigger	(	CPhidgetWeightSensorHandle	phid,
		double	trigger
	)

Sets the weight change trigger.

Parameters:

	phid	An attached phidget weight sensor handle.
	trigger	The change trigger.