Pielprogrammierung

#include "lcd_4.h"
#include "printf.h"
#include <AVR/io.h>
#include <AVR/interrupt.h>
#include <util/delay.h>
#include <AVR/../string.h>
#include <AVR/../stdlib.h>


float ads=0;
unsigned adi=0;
unsigned adso=0;
int adson=0;
unsigned adio=0;
int adion=0;
int i =0;
int x =0;
int z =0;
int y =0;
int m =10.0;
int so=0;
int xs=34.1;


int main(void)
{		

	lcd_init();
	_delay_ms(100);
			
    lcd_pos(0,0);
	printf("  Abschlussarbeit  ");
	lcd_pos(1,0);
	printf("      GLNG 2012    ");
	_delay_ms (2000);

    lcd_pos(0,0);
	printf("                    ");
	lcd_pos(1,0);
	printf("                    ");
	
	
	while (1)
	{													//Spannung


		ADMUX = 0b00000000;								//ADC5 (für den anfang da dort das Poti auf der Megacard ist - dann ADC0)			
		ADCSRA= (1<<ADEN)|(1<<ADPS1)|(1<<ADPS0); 		//ADEN - ADC einschalten; ADPS0-2 Prescaler 128 => 93kHz

		SFIOR = (0<<ADTS2)|(0<<ADTS1)|(0<<ADTS0);		//für FREE RUNNING MODE alles 0	



		ADCSRA|= (1<<ADSC);
	
		i=0;
		ads = 0;
		while (i<m)
		{
			while (ADCSRA & (1<<ADSC))
			{
			}

			ads = ads + ADCW;
			i++;
		}

	
		ads = ads / m;
		adso = ads / xs;
		adson=ads/xs*100;							//umrechnung für Nachkommastellen
		
		if (adson >= 4000)
		{ adson = adson - 1000;
		}
		if (adson >= 3000)
		{ adson = adson - 1000;
		}		
		if (adson >= 2000)
		{ adson = adson - 1000;
		}
		if (adson >= 1000)
		{ adson = adson - 1000;
		}
		if (adson >= 900)
		{ adson = adson - 100;
		}		
		if (adson >= 800)
		{ adson = adson - 100;
		}		
		if (adson >= 800)
		{ adson = adson - 100;
		}
		if (adson >= 700)
		{ adson = adson - 100;
		}
		if (adson >= 600)
		{ adson = adson - 100;
		}
		if (adson >= 500)
		{ adson = adson - 100;
		}
		if (adson >= 400)
		{ adson = adson - 100;
		}
		if (adson >= 300)
		{ adson = adson - 100;
		}
		if (adson >= 200)
		{ adson = adson - 100;
		}
		if (adson >= 100)
		{ adson = adson - 100;
		}			
	

				
		if (adson <100)
		{	z=7;
		}if (adson <10)
		{ 	z=8;
			lcd_pos(0,7);
			printf("0");
		}

		
		
		if (adso <10)
		{
			so = 5;
			lcd_pos(0,4);
			printf(" ");

		}else
		{
			so = 4;
		}

	

		
		lcd_pos(0,0);									// Spannung schreiben								
		printf("U =");

		lcd_pos(0,so);
		printf("%d.",adso);

		lcd_pos(0,z);
		printf("%d V",adson);
//___________________________________________________________________________________________________________	

														//Strom
		ADMUX = 0b00000001;								//ADC5 (für den anfang da dort das Poti auf der Megacard ist - dann ADC1)			
		ADCSRA= (1<<ADEN)|(1<<ADPS1)|(1<<ADPS0); 		//ADEN - ADC einschalten; ADPS0-2 Prescaler 128 => 93kHz

		SFIOR = (0<<ADTS2)|(0<<ADTS1)|(0<<ADTS0);		//für FREE RUNNING MODE alles 0	



		ADCSRA|= (1<<ADSC);
		
		i=0;
		adi=0;
		while (i<m)
		{
			while (ADCSRA & (1<<ADSC))					//warten bis AD Wandlung fertig	
			{
			}
		
			adi = adi + ADCW;
			i++;
		}
		
		adi = adi/m;									//Wert auf Variable schreiben
		adio = adi/368.5;
		adion = adi/368.5*100;
		
//			lcd_pos(0,15);
//			printf("%d",adi)

		if (adion >= 300)
		{ adion = adion - 100;
		}
		if (adion >= 200)
		{ adion = adion - 100;
		}
		if (adion >= 100)
		{ adion = adion - 100;
		}			
	
//			lcd_pos(1,15);
//			printf("%d",adion);
				
		if (adion <100)
		{	y=7;
		}if (adion <10)
		{ 	y=8;
			lcd_pos(1,7);
			printf("0");
		}



		
		lcd_pos(1,0);									// Spannung schreiben								
		printf("I =  %d.",adio);
		lcd_pos(1,y);
		printf("%d A",adion);

		
		
		if (adi > 700)
		{
			lcd_pos(1,15);
			printf("I MAX");
		}
		if (adi < 650)
		{
			lcd_pos(1,15);
			printf("     ");
		}
			
		
		if (ads > 1000)
		{
			lcd_pos(0,15);
			printf("U MAX");
		}
		if (ads < 950)
		{
			lcd_pos(0,15);
			printf("     ");
		}
		
		
		_delay_ms(800);																																																		
	}

}