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