buttons.h File Reference

Button debouncing, start bot logic. More...

#include <avr/io.h>
#include <stdint.h>
#include <stdbool.h>

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Macros
#define	RED_BUTTON   0
#define	L_UP_BUTTON   1
#define	L_DOWN_BUTTON   2
#define	R_UP_BUTTON   3
#define	R_DOWN_BUTTON   4
#define	NEST_BUTTON   5
#define	NUM_BUTTONS   6
#define	RED_BUTTON_DOWN   bit_is_clear(PIND,6)
#define	L_UP_BUTTON_DOWN   bit_is_clear(PINA,0)
#define	L_DOWN_BUTTON_DOWN   bit_is_clear(PINA,1)
#define	R_UP_BUTTON_DOWN   bit_is_clear(PINA,2)
#define	R_DOWN_BUTTON_DOWN   bit_is_clear(PINA,3)
#define	NEST_BUTTON_DOWN   bit_is_clear(PINB,0)
#define	BREAK_BEAM_TRIGGERED   bit_is_set(PINB,1)

Functions
void	initButtons (void)
void	waitFor (uint8_t button)
bool	justPressed (uint8_t button)
bool	justReleased (uint8_t button)
void	debounceButtons (void)
	Maintains wasEvent[] and toggles isDown[].
bool	isPressed (uint8_t button)
bool	bothRightButtonsPressed (void)
bool	bothLeftButtonsPressed (void)

Detailed Description

Button debouncing, start bot logic.

Definition in file buttons.h.

Function Documentation

bool isPressed ( uint8_t  button )

inline

Returns

true when button is currently down (does no debouncing!)

Definition at line 114 of file buttons.c.

bool justPressed ( uint8_t  button )

inline

Returns

true when confirmed rising edge at last debouncing.

Definition at line 50 of file buttons.c.

bool justReleased ( uint8_t  button )

inline

Returns

true when confirmed falling edge at last debouncing.

Definition at line 58 of file buttons.c.