Tone.cpp File Reference

#include <avr/interrupt.h>
#include <avr/pgmspace.h>
#include "Arduino.h"
#include "pins_arduino.h"

Include dependency graph for Tone.cpp:

Go to the source code of this file.

Macros
#define	AVAILABLE_TONE_PINS   1
#define	USE_TIMER2

Functions
void	disableTimer (uint8_t _timer)
	ISR (TIMER2_COMPA_vect)
void	noTone (uint8_t _pin)
void	tone (uint8_t _pin, unsigned int frequency, unsigned long duration)
static int8_t	toneBegin (uint8_t _pin)

Variables
volatile uint8_t	timer0_pin_mask
volatile uint8_t *	timer0_pin_port
volatile long	timer0_toggle_count
volatile uint8_t	timer1_pin_mask
volatile uint8_t *	timer1_pin_port
volatile long	timer1_toggle_count
volatile uint8_t	timer2_pin_mask
volatile uint8_t *	timer2_pin_port
volatile long	timer2_toggle_count
const uint8_t PROGMEM	tone_pin_to_timer_PGM [] = { 2 }
static uint8_t	tone_pins [AVAILABLE_TONE_PINS] = { 255 }

Macro Definition Documentation

#define AVAILABLE_TONE_PINS   1

Definition at line 117 of file Tone.cpp.

#define USE_TIMER2

Definition at line 118 of file Tone.cpp.

Function Documentation

void disableTimer

(

uint8_t

_timer

)

Definition at line 426 of file Tone.cpp.

ISR

(

TIMER2_COMPA_vect

)

Definition at line 538 of file Tone.cpp.

void noTone

(

uint8_t

_pin

)

Definition at line 480 of file Tone.cpp.

void tone	(	uint8_t	_pin,
		unsigned int	frequency,
		unsigned long	duration
	)

Definition at line 243 of file Tone.cpp.

static int8_t toneBegin ( uint8_t  _pin )

static

Definition at line 128 of file Tone.cpp.

Variable Documentation

volatile uint8_t timer0_pin_mask

Definition at line 62 of file Tone.cpp.

volatile uint8_t* timer0_pin_port

Definition at line 61 of file Tone.cpp.

volatile long timer0_toggle_count

Definition at line 60 of file Tone.cpp.

volatile uint8_t timer1_pin_mask

Definition at line 67 of file Tone.cpp.

volatile uint8_t* timer1_pin_port

Definition at line 66 of file Tone.cpp.

volatile long timer1_toggle_count

Definition at line 65 of file Tone.cpp.

volatile uint8_t timer2_pin_mask

Definition at line 70 of file Tone.cpp.

volatile uint8_t* timer2_pin_port

Definition at line 69 of file Tone.cpp.

volatile long timer2_toggle_count

Definition at line 68 of file Tone.cpp.

const uint8_t PROGMEM tone_pin_to_timer_PGM[] = { 2 }

Definition at line 121 of file Tone.cpp.

uint8_t tone_pins[AVAILABLE_TONE_PINS] = { 255 }

static

Definition at line 122 of file Tone.cpp.