/* -*- 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++;
  }
}