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# stk_525.c

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    00001 /*This file has been prepared for Doxygen automatic documentation generation.*/
    00013
    00014 /* Copyright (c) 2007, Atmel Corporation All rights reserved.
    00015  *
    00016  * Redistribution and use in source and binary forms, with or without
    00017  * modification, are permitted provided that the following conditions are met:
    00018  *
    00019  * 1. Redistributions of source code must retain the above copyright notice,
    00020  * this list of conditions and the following disclaimer.
    00021  *
    00022  * 2. Redistributions in binary form must reproduce the above copyright notice,
    00023  * this list of conditions and the following disclaimer in the documentation
    00024  * and/or other materials provided with the distribution.
    00025  *
    00026  * 3. The name of ATMEL may not be used to endorse or promote products derived
    00027  * from this software without specific prior written permission.
    00028  *
    00029  * THIS SOFTWARE IS PROVIDED BY ATMEL ``AS IS'' AND ANY EXPRESS OR IMPLIED
    00030  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
    00031  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE EXPRESSLY AND
    00032  * SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR ANY DIRECT,
    00033  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
    00034  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
    00035  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
    00036  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    00037  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    00038  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
    00039  */
    00040
    00041 //_____  I N C L U D E S ___________________________________________________
    00042
    00043 #include "config.h"
    00044 #include "stk_525.h"
    00045
    00046 #if (TARGET_BOARD==STK525)
    00047
    00048 #ifdef USE_ADC
    00049 #include "lib_mcu/adc/adc_drv.h"
    00050
    00051 //_____ M A C R O S ________________________________________________________
    00052
    00053
    00054 //_____ P R I V A T E    D E C L A R A T I O N _____________________________
    00055
    00056
    00057 //_____ D E F I N I T I O N ________________________________________________
    00058
    00065 code U16 temperature_code[]={  0x3B4,0x3B0,0x3AB,0x3A6,0x3A0,0x39A,0x394,0x38E,0x388,0x381,0x37A,0x373,
    00066    0x36B,0x363,0x35B,0x353,0x34A,0x341,0x338,0x32F,0x325,0x31B,0x311,0x307,
    00067    0x2FC,0x2F1,0x2E6,0x2DB,0x2D0,0x2C4,0x2B8,0x2AC,0x2A0,0x294,0x288,0x27C,
    00068    0x26F,0x263,0x256,0x24A,0x23D,0x231,0x225,0x218,0x20C,0x200,0x1F3,0x1E7,
    00069    0x1DB,0x1CF,0x1C4,0x1B8,0x1AC,0x1A1,0x196,0x18B,0x180,0x176,0x16B,0x161,
    00070    0x157,0x14D,0x144,0x13A,0x131,0x128,0x11F,0x117,0x10F,0x106,0xFE,0xF7,
    00071    0xEF,0xE8,0xE1,0xDA,0xD3,0xCD,0xC7,0xC0,0xBA,0xB5,0xAF,0xAA,0xA4,0x9F,
    00072    0x9A,0x96,0x91,0x8C,0x88,0x84,0x80,0x7C,0x78,0x74,0x71,0x6D,0x6A,0x67,
    00073    0x64,0x61,0x5E,0x5B,0x58,0x55,0x53,0x50,0x4E,0x4C,0x49,0x47,0x45,0x43,
    00074    0x41,0x3F,0x3D,0x3C,0x3A,0x38};
    00075
    00076
    00077 //_____ D E C L A R A T I O N ______________________________________________
    00078
    00079 #ifdef __ICCAVR__
    00080     #pragma diag_suppress=Pa082
    00081 #endif
    00082
    00083 U16 Get_adc_mic_val(void)
    00084 {
    00085    Start_conv_channel(ADC_MIC_CH);
    00086    while (!Is_adc_conv_finished());
    00087    return Adc_get_10_bits_result();
    00088 }
    00089
    00090 U16 Get_adc_pot_val(void)
    00091 {
    00092    Start_conv_channel(ADC_POT_CH);
    00093    while (!Is_adc_conv_finished());
    00094    return Adc_get_10_bits_result();
    00095 }
    00096
    00097 U16 Get_adc_temp_val(void)
    00098 {
    00099    Start_conv_channel(ADC_TEMP_CH);
    00100    while (!Is_adc_conv_finished());
    00101    return Adc_get_10_bits_result();
    00102 }
    00103
    00104 S16 Read_temperature(void)
    00105 {
    00106 #ifndef __GNUC__
    00107    U16 adc_code;
    00108    S8 index=0;
    00109    adc_code=Get_adc_temp_val();
    00110    if(adc_code>temperature_code[0])
    00111    {
    00112       return (S16)(-20);
    00113    }
    00114    else
    00115    {
    00116       while(temperature_code[index++]>adc_code);
    00117       return (S16)(index-1-20);
    00118    }
    00119 #else
    00120    U16 adc_code;
    00121    S8 index=0;
    00122    adc_code=Get_adc_temp_val();
    00123    if(adc_code>pgm_read_word_near(&temperature_code))
    00124    {
    00125       return (S16)(-20);
    00126    }
    00127    else
    00128    {
    00129       while(pgm_read_word_near(&temperature_code[index++])>adc_code);
    00130       return (S16)(index-1-20);
    00131    }
    00132
    00133 #endif
    00134 }
    00135
    00136 #endif   // USE_ADC
    00137
    00138 #endif   // (TARGET_BOARD==STK525)