Keymap utilities

Files
file	input_keymap.h
	Header file for keymap utilities.

Macros
#define	MATRIX_ROW(keymap_entry)
	Extract the row index from a keymap entry.
#define	MATRIX_COL(keymap_entry)
	Extract the column index from a keymap entry.

Detailed Description

Macro Definition Documentation

MATRIX_COL

#define MATRIX_COL

(

keymap_entry

)

#include <zephyr/input/input_keymap.h>

Value:

(((keymap_entry) >> 16) & 0xff)

Extract the column index from a keymap entry.

This macro extracts the column index from a 32-bit keymap entry. The column index is stored in bits 16-23 of the keymap entry.

Parameters

keymap_entry

The 32-bit keymap entry value.

Returns

The column index (0-255) extracted from the keymap entry.

MATRIX_ROW

#define MATRIX_ROW

(

keymap_entry

)

#include <zephyr/input/input_keymap.h>

Value:

(((keymap_entry) >> 24) & 0xff)

Extract the row index from a keymap entry.

This macro extracts the row index from a 32-bit keymap entry. The row index is stored in bits 24-31 of the keymap entry.

Parameters

keymap_entry

The 32-bit keymap entry value.

Returns

The row index (0-255) extracted from the keymap entry.