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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Greg White
*
* This program 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.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "config.h"
#include <stdlib.h>
#include <stdio.h>
#include "inttypes.h"
#include "string.h"
#include "cpu.h"
#include "system.h"
#include "lcd.h"
#include "kernel.h"
#include "thread.h"
#include "storage.h"
#include "disk.h"
#include "font.h"
#include "adc.h"
#include "backlight.h"
#include "backlight-target.h"
#include "button.h"
#include "panic.h"
#include "power.h"
#include "file.h"
#include "common.h"
#include "rbunicode.h"
#include "usb.h"
#include "qt1106.h"
#include <stdarg.h>
#define LONG_DELAY 200000
#define SHORT_DELAY 50000
#define PAUSE_DELAY 50000
static inline void delay(int duration)
{
volatile int i;
for(i=0;i<duration;i++);
}
void bl_debug(bool bit)
{
if (bit)
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(LONG_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(LONG_DELAY);
}
else
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
}
}
void bl_debug_count(unsigned int input)
{
unsigned int i;
delay(SHORT_DELAY*3);
for (i = 0; i < input; i++)
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(2*SHORT_DELAY);
}
}
void bl_debug_int(unsigned int input,unsigned int count)
{
unsigned int i;
for (i = 0; i < count; i++)
{
bl_debug(input>>i & 1);
}
delay(SHORT_DELAY*6);
}
/* These functions are supposed to be static in lcd-m6sl.c, but
we use them here for testing */
void init_lcd_spi(void);
unsigned int lcd_read_id(void);
void main(void)
{
//Set backlight pin to output and enable
unsigned int model;
int oldval = PCON0;
PCON0 = ((oldval & ~(3 << 4)) | (1 << 4));
PDAT0 |= (1 << 2);
//Set PLAY to input
oldval = PCON1;
PCON1 = ((oldval & ~(0xf << 16)) | (0 << 16));
init_qt1106();
// Wait for play to be pressed
while(!(PDAT1 & (1 << 4)));
// Wait for play to be released
while((PDAT1 & (1 << 4)));
PDAT0 ^= (1 << 2); //Toggle backlight
delay(LONG_DELAY);
init_lcd_spi();
model=lcd_read_id();
bl_debug_count((model&0xf000)>>12);
bl_debug_count((model&0xf00)>>8);
bl_debug_count((model&0xf0)>>4);
bl_debug_count(model&0xf);
/* Calibrate the lot */
qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF | QT1106_DI \
| QT1106_SLD_SLIDER | QT1106_CAL_WHEEL | QT1106_CAL_KEYS | QT1106_RES_4);
/* Set to maximum sensitivity */
qt1106_io(QT1106_CT | (0x00 << 8) );
while(true)
{
qt1106_wait();
int slider = qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF \
| QT1106_DI | QT1106_SLD_SLIDER | QT1106_RES_4);
if(slider & 0x008000)
bl_debug_count(((slider&0xff)) + 1);
}
//power off
PDAT1&=~(1<<3);
}
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