libtiepie-hw 1.3.3
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Input(s)

A device can have one or more device trigger inputs, usually available as pins on an extension connector on the instrument. More...

Collaboration diagram for Input(s):

Modules

 Status
 
 Enabled
 The enabled state of a device trigger input determines whether an input is selected as trigger source.
 
 Kind
 The device trigger kind determines how the device trigger responds to the device trigger input signal.
 
 Info
 Obtain information of a device trigger input.
 

Functions

TIEPIE_HW_API uint16_t tiepie_hw_device_trigger_get_input_count (tiepie_hw_handle handle)
 Get the number of trigger inputs.
 
TIEPIE_HW_API uint16_t tiepie_hw_device_trigger_get_input_index_by_id (tiepie_hw_handle handle, uint32_t id)
 Get the index of a trigger input identified by its ID.
 

Detailed Description

A device can have one or more device trigger inputs, usually available as pins on an extension connector on the instrument.

Use the function tiepie_hw_device_trigger_get_input_count() to determine the amount of available device trigger inputs. To use a device trigger input as trigger source, use the function tiepie_hw_device_trigger_input_set_enabled() to enable it.

Function Documentation

◆ tiepie_hw_device_trigger_get_input_count()

TIEPIE_HW_API uint16_t tiepie_hw_device_trigger_get_input_count ( tiepie_hw_handle  handle)

Get the number of trigger inputs.

Parameters
[in]handleA device handle identifying the device.
Returns
The number of trigger inputs.
Status values
TIEPIE_HW_STATUS_NOT_SUPPORTED The device has no trigger inputs.
TIEPIE_HW_STATUS_INVALID_HANDLE
TIEPIE_HW_STATUS_OBJECT_GONE
TIEPIE_HW_STATUS_LIBRARY_NOT_INITIALIZED
TIEPIE_HW_STATUS_SUCCESS
Since
1.0

◆ tiepie_hw_device_trigger_get_input_index_by_id()

TIEPIE_HW_API uint16_t tiepie_hw_device_trigger_get_input_index_by_id ( tiepie_hw_handle  handle,
uint32_t  id 
)

Get the index of a trigger input identified by its ID.

The index is used in the other trigger input functions to identify the trigger input.

Parameters
[in]handleA device handle identifying the device.
[in]idThe trigger input ID, a TIEPIE_HW_TIID_* value, identifying the trigger input.
Returns
The trigger input index or TIEPIE_HW_TRIGGERIO_INDEX_INVALID.
Status values
TIEPIE_HW_STATUS_NOT_SUPPORTED The device has no trigger inputs.
TIEPIE_HW_STATUS_INVALID_VALUE The requested ID is invalid.
TIEPIE_HW_STATUS_INVALID_HANDLE
TIEPIE_HW_STATUS_OBJECT_GONE
TIEPIE_HW_STATUS_LIBRARY_NOT_INITIALIZED
TIEPIE_HW_STATUS_SUCCESS
See also
tiepie_hw_device_trigger_input_get_id
Since
1.0