audio.c File Reference

play sound More...

#include "audio.h"
#include "Board_DAC.h"
#include "Board_GLCD.h"
#include "LPC17xx.h"
#include "melody.h"
#include "Welcome.h"

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Data Structures
struct	AudioState

Macros
#define	FREQ(x)   ((x & 0xffff0000) >> 16)
#define	WAVES(x)   (x & 0xffff)

Functions
bool	bPerformAudioStep ()
void	vUpdateLyrics ()
void	TIMER0_IRQHandler ()
void	vStartAudio ()

Variables
static volatile struct AudioState	sAudioState

Detailed Description

play sound

Author

Lukas Fürderer

Version

V1.0

Date

15.11.2020

This file contains the main app function and init.

Macro Definition Documentation

FREQ

#define FREQ

(

x

)

((x & 0xffff0000) >> 16)

WAVES

#define WAVES

(

x

)

(x & 0xffff)

Function Documentation

bPerformAudioStep()

bool bPerformAudioStep

(

)

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TIMER0_IRQHandler()

void TIMER0_IRQHandler

(

)

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vStartAudio()

void vStartAudio

(

void

)

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vUpdateLyrics()

void vUpdateLyrics

(

void

)

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Variable Documentation

sAudioState

volatile struct AudioState sAudioState

static