_HID_FIELD Struct Reference

#include <hid.h>

Data Fields
uint16_t	page
	The usage page of this field.
uint16_t	usage
	The usage within the usage page.
uint32_t	count
	The total number of sequential usages where Usage represents the minimum value or 1 for a single usage (Usage range is from Usage to Usage + Count - 1).
uint32_t	flags
	The flags for this field.
uint32_t	size
	The length in bytes of this field within the input, output or feature report.
uint32_t	bits
	The length in bits of this field within the input, output or feature report.
uint32_t	offset
	The byte offset of this field within the input, output or feature report.
uint32_t	shift
	The number shift bits to access this field in the input, output or feature report.
HID_EXTENT	logical
	The minimum and maximum logical values for this field.
HID_EXTENT	physical
	The minimum and maximum physical values for this field.
double_t	multiplier
	The conversion multiplier for this field from logical to physical units.
double_t	resolution
	The unit resolution for this field in counts per physical unit.
HID_FIELD *	next
	The next field in the list.

Field Documentation

page

uint16_t page

The usage page of this field.

usage

uint16_t usage

The usage within the usage page.

count

uint32_t count

The total number of sequential usages where Usage represents the minimum value or 1 for a single usage (Usage range is from Usage to Usage + Count - 1).

flags

uint32_t flags

The flags for this field.

size

uint32_t size

The length in bytes of this field within the input, output or feature report.

bits

uint32_t bits

The length in bits of this field within the input, output or feature report.

offset

uint32_t offset

The byte offset of this field within the input, output or feature report.

shift

uint32_t shift

The number shift bits to access this field in the input, output or feature report.

logical

HID_EXTENT logical

The minimum and maximum logical values for this field.

physical

HID_EXTENT physical

The minimum and maximum physical values for this field.

multiplier

double_t multiplier

The conversion multiplier for this field from logical to physical units.

resolution

double_t resolution

The unit resolution for this field in counts per physical unit.

next

HID_FIELD* next

The next field in the list.

---

The documentation for this struct was generated from the following file:

• ultibo/hid.h