avrinput/main.c

#include "time.h"
#include "usart.h"
#include "analogin.h"
#include "configuration.h"
#include <util/delay.h>
#include <stdlib.h>
#include <avr/io.h>

volatile int measurement_complete;
volatile unsigned char channel_measured;
volatile unsigned int value_measured;

void
on_channel_measured(unsigned char channel
		, unsigned int value)
{
	measurement_complete = 1;
	channel_measured = channel;
	value_measured = value;
	PORTB ^= _BV(PB2);
}


int main(void)
{
	unsigned char channel;
	unsigned int value;

	configuration_init();
	time_init();
	usart_init();
	analogin_init();

	DDRB |= _BV(PB1);
	DDRB |= _BV(PB2);

	while(1)
	{
		if(measurement_complete)
		{
			measurement_complete = 0;

			channel = channel_measured;
			value = value_measured;

			struct eigentime_s eigentime;
			get_eigentime(&eigentime);
			char buffer[32];
			int i;

			utoa(eigentime.high, buffer, 16);
			i = 0;
			while(buffer[i])
			{
				usart_putc(buffer[i++]);
			}
			usart_putc(',');
			utoa(eigentime.low, buffer, 16);
			i = 0;
			while(buffer[i])
			{
				usart_putc(buffer[i++]);
			}
			usart_putc(',');
			usart_putc('0' + channel);
			usart_putc(',');

			utoa(value, buffer, 16);
			i = 0;
			while(buffer[i])
			{
				usart_putc(buffer[i++]);
			}
			for(i = 0; i < 3; i++)
			{
				usart_putc('\n');
			}
			PORTB ^= _BV(PB1);

		}
		
	}
	return 0;
}