/*****************************************************
This program was produced by the
CodeWizardAVR V1.25.3 Evaluation
Automatic Program Generator
© Copyright 1998-2007 Pavel Haiduc, HP InfoTech s.r.l.
http://www.hpinfotech.com

Project : Programme de test du C.A.N
Version : 
Date    : MAJ du 27 juin 2015 - Source du 8 janvier 2008
Author  : Thierry LEQUEU
Company : 
Comments: 


Chip type           : ATmega8535
Program type        : Application
Clock frequency     : 16,000000 MHz
Memory model        : Small
External SRAM size  : 0
Data Stack size     : 128
*****************************************************/

#include <mega8535.h>

// Alphanumeric LCD Module functions
#asm
   .equ __lcd_port=0x15 ;PORTC
#endasm
#include <lcd.h>

#define ADC_VREF_TYPE 0x00

// Read the AD conversion result
unsigned int read_adc(unsigned char adc_input)
{
ADMUX=adc_input | (ADC_VREF_TYPE & 0xff);
// Start the AD conversion
ADCSRA|=0x40;
// Wait for the AD conversion to complete
while ((ADCSRA & 0x10)==0);
ADCSRA|=0x10;
return ADCW;
}

#include<stdio.h>    
#include<delay.h>

// Declare your global variables here

void main(void)
{
// Declare your local variables here
unsigned int  i,j;
unsigned long int v;  // 64 mesures x 1023 = 65472 < 65535 unsigned int 16 bits.
                      // 100 mesures x 1023 = 102 300 < 4294967295 unsigned long int 32 bits. 

unsigned char tampon[20];

// Input/Output Ports initialization
// Port A initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTA=0x00;
DDRA=0x00;

// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTB=0x00;
DDRB=0x00;

// Port C initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTC=0x00;
DDRC=0x00;

// Port D initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTD=0x00;
DDRD=0x00;

// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
// Mode: Normal top=FFh
// OC0 output: Disconnected
TCCR0=0x00;
TCNT0=0x00;
OCR0=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer 1 Stopped
// Mode: Normal top=FFFFh
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
// Timer 1 Overflow Interrupt: Off
// Input Capture Interrupt: Off
// Compare A Match Interrupt: Off
// Compare B Match Interrupt: Off
TCCR1A=0x00;
TCCR1B=0x00;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x00;
OCR1AL=0x00;
OCR1BH=0x00;
OCR1BL=0x00;

// Timer/Counter 2 initialization
// Clock source: System Clock
// Clock value: Timer 2 Stopped
// Mode: Normal top=FFh
// OC2 output: Disconnected
ASSR=0x00;
TCCR2=0x00;
TCNT2=0x00;
OCR2=0x00;

// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
// INT2: Off
MCUCR=0x00;
MCUCSR=0x00;

// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
ACSR=0x80;
SFIOR=0x00;

// ADC initialization
// ADC Clock frequency: 1000,000 kHz
// ADC Voltage Reference: AREF pin
// ADC High Speed Mode: Off
// ADC Auto Trigger Source: None
ADMUX=ADC_VREF_TYPE & 0xff;
ADCSRA=0x84;
SFIOR&=0xEF;

// LCD module initialization
lcd_init(16);  
lcd_gotoxy(0,0);
lcd_putsf("Projet TEST-03");
lcd_gotoxy(0,1);
lcd_putsf("Test du C.A.N.");
lcd_gotoxy(0,2);
lcd_putsf("Thierry LEQUEU");
lcd_gotoxy(0,3);
lcd_putsf("-27 juin 2015-");

delay_ms(1000);
lcd_gotoxy(0,0);
lcd_putsf("V0=---- V4=----");
lcd_gotoxy(0,1);
lcd_putsf("V1=---- V5=----");
lcd_gotoxy(0,2);
lcd_putsf("V2=---- V6=----");
lcd_gotoxy(0,3);
lcd_putsf("V3=---- V7=----");


while (1)
      {
      for (j=0;j<=3;j++)
          {
          v=0;
          for (i=0;i<128;i++)
               {
               v=v+read_adc(j);
               };
          v=v/128;     
          sprintf(tampon,"%4d",v);
          lcd_gotoxy(3,j);
          lcd_puts(tampon); //on affiche la valeur de i.

          v=0;
          for (i=0;i<128;i++)
               {
               v=v+read_adc(j+4);
               };
          v=v/128;     
          sprintf(tampon,"%4d",v);
          lcd_gotoxy(11,j);
          lcd_puts(tampon); //on affiche la valeur de i.
          };
          delay_ms(10);
      };
}