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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* i2stest.c
*
* Mon Sep 1 20:25:48 CEST 2014
* Copyright 2014 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of Pedal2Metal.
*
* Pedal2Metal is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Pedal2Metal is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Pedal2Metal; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <i2s.h>
#include <led.h>
#include "../test.h"
int main (void)
{
led_init();
// From: tools/clkcalc 48000 16 2
int pclkdiv = 1;
int bitrate = 24;
int x = 96;
int y = 125;
int bitwidth = 16;
int channels = 2;
int res = i2s_init(pclkdiv, bitrate, x, y, bitwidth, channels);
if(res) error();
i2s_tx_start();
// success();
int16_t s = 0;
while(1) {
//while(i2s_get_state_tx_level() < 3) {}
i2s_write_pcm_16_stereo(s, s);
if((s % 2) == 0) led_toggle();
s++;
}
}
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