ain.c File Reference

flink userspace library, subdevice function "analog input". More...

#include "flinklib.h"
#include "types.h"
#include "error.h"
#include "log.h"
#include <stdint.h>

Include dependency graph for ain.c:

Go to the source code of this file.

Functions
int	flink_analog_in_get_resolution (flink_subdev *subdev, uint32_t *resolution)
	Reads the resolution of a analog input subdevice. More...
int	flink_analog_in_get_value (flink_subdev *subdev, uint32_t channel, uint32_t *value)
	Reads an analog input channel. More...

Detailed Description

flink userspace library, subdevice function "analog input".

Contains the high-level functions for a flink subdevice which realizes the function "analog input".

Author

Martin Züger

Definition in file ain.c.

Function Documentation

int flink_analog_in_get_resolution	(	flink_subdev *	subdev,
		uint32_t *	resolution
	)

Reads the resolution of a analog input subdevice.

Parameters

subdev	Subdevice.
resolution	Contains the resolution in number of resolvable steps.

Returns

int: 0 on success, -1 in case of failure.

Definition at line 37 of file ain.c.

int flink_analog_in_get_value	(	flink_subdev *	subdev,
		uint32_t	channel,
		uint32_t *	value
	)

Reads an analog input channel.

Parameters

subdev	Subdevice containing the channel.
channel	Channel number.
value	Contains the digitized value of the channel input.

Returns

int: 0 on success, -1 in case of failure.

Definition at line 55 of file ain.c.