cursada_mc2/keyboard__driver_8h_source.html

#if !defined(KEYBOARD_DRIVER_H_)

#define KEYBOARD_DRIVER_H_


#include "chip.h"

#include <stdint.h>


#define KEYBOARD_MAX_COLUMNS 3

#define KEYBOARD_MAX_ROWS 4


void board_keyboard_init(void);


void board_keyboard_int_enable(void);


int board_keyboard_read_cell(uint8_t column, uint8_t row);


void board_keyboard_read_matrix(uint8_t* matrix_p[KEYBOARD_MAX_COLUMNS]);


CHAR board_keyboard_get_last_char(void);


#endif // KEYBOARD_DRIVER_H_

board_keyboard_read_matrix
void board_keyboard_read_matrix(uint8_t *matrix_p[KEYBOARD_MAX_COLUMNS])
Lee el estado completo de la matriz de teclado.
Definition keyboard_driver.c:95

board_keyboard_init
void board_keyboard_init(void)
Inicializa los pines del teclado matricial.
Definition keyboard_driver.c:30

board_keyboard_read_cell
int board_keyboard_read_cell(uint8_t column, uint8_t row)
Lee el estado de una celda puntual de la matriz.
Definition keyboard_driver.c:92

KEYBOARD_MAX_COLUMNS
#define KEYBOARD_MAX_COLUMNS
Cantidad maxima de columnas del teclado matricial.
Definition keyboard_driver.h:13

board_keyboard_int_enable
void board_keyboard_int_enable(void)
Habilita las interrupciones asociadas al teclado matricial.
Definition keyboard_driver.c:60

board_keyboard_get_last_char
CHAR board_keyboard_get_last_char(void)
Devuelve el ultimo caracter detectado por el teclado.
Definition keyboard_driver.c:104