PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

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HWSound.cpp File Reference

HWSound.cpp File Reference

Go to the source code of this file.

Functions

DigitalOut dac0 (P1_6)
 2-layer board rev 1.3
DigitalOut dac0 (P1_28)
 4-layer board rev 2.1
void TIMER32_0_IRQHandler (void)
void pokSoundIRQ ()

Variables

unsigned char buffers [4][BUFFER_SIZE]
 Sound Variables.
uint16_t soundbyte
 the output holder
uint32_t p = 0
 Handle interrupt from 32-bit timer 0.

Detailed Description

Author:
Jonne Valola

LICENSE

Software License Agreement (BSD License)

Copyright (c) 2016, Jonne Valola All rights reserved.

Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holders nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

Definition in file HWSound.cpp.


Function Documentation

DigitalOut dac0 ( P1_6   )

2-layer board rev 1.3

DigitalOut dac0 ( P1_28   )

4-layer board rev 2.1

void pokSoundIRQ (  )

DO ADDITIONAL SOUND PROCESSING (NOT STREAM) OF SOUND HERE

if song is being played from sd

oscillators update

mixing oscillator output

HARDWARE

sound is enabled, streaming is enabled

stream goes to DAC

stream goes to PWM

synth goes to PWM

Definition at line 366 of file HWSound.cpp.

void TIMER32_0_IRQHandler ( void   )

GAMEBUINO SOUND

NOT GAMEBUINO SOUND

Definition at line 139 of file HWSound.cpp.


Variable Documentation

unsigned char buffers[4][BUFFER_SIZE]

Sound Variables.

Definition at line 70 of file HWSound.cpp.

uint32_t p = 0

Handle interrupt from 32-bit timer 0.

Returns:
Nothing

Definition at line 136 of file HWSound.cpp.

uint16_t soundbyte

the output holder

Definition at line 97 of file HWSound.cpp.