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nordic,nrf-qdec

Vendor: Nordic Semiconductor

Description

Nordic nRF quadrature decoder (QDEC) node

Properties

Properties not inherited from the base binding file.

Name

Type

Details

a-pin

int

IMPORTANT: This option will only be used if the new pin control driver
is not enabled. It will be deprecated in the future.

The A pin to use.

For pins P0.0 through P0.31, use the pin number. For example,
to use P0.16 for the A pin, set:

    a-pin = <16>;

For pins P1.0 through P1.31, add 32 to the pin number. For
example, to use P1.2 for the A pin, set:

    a-pin = <34>;  /* 32 + 2 */

b-pin

int

IMPORTANT: This option will only be used if the new pin control driver
is not enabled. It will be deprecated in the future.

The B pin to use. The pin numbering scheme is the same as
the a-pin property's.

led-pin

int

IMPORTANT: This option will only be used if the new pin control driver
is not enabled. It will be deprecated in the future.

The LED pin to use for a light based QDEC device. The pin
numbering scheme is the same as the a-pin property's.

enable-pin

int

The enable pin to use, to enable a connected QDEC device. The
pin numbering scheme is the same as the a-pin property's.

led-pre

int

Time LED is enabled prior to sampling event (in us)

This property is required.

steps

int

Number of steps on the rotating wheel

This property is required.

pinctrl-0

phandles

Pin configuration/s for the first state. Content is specific to the
selected pin controller driver implementation.

pinctrl-1

phandles

Pin configuration/s for the second state. See pinctrl-0.

pinctrl-2

phandles

Pin configuration/s for the third state. See pinctrl-0.

pinctrl-3

phandles

Pin configuration/s for the fourth state. See pinctrl-0.

pinctrl-4

phandles

Pin configuration/s for the fifth state. See pinctrl-0.

pinctrl-names

string-array

Names for the provided states. The number of names needs to match the
number of states.