/*
 * spi_app.cpp
 *
 *  Created on: 2014/06/06
 *      Author: sunaga
 */

#include <string.h>
#include <unistd.h> // for sleep
#include <stdio.h> // for sleep

#include "SPI.h"

int main()
{
	char addr, buf[8], rx[8];
	int l,m,h, p, data;
	double temp;
//	char bigdata[320*240*2];
//	memset(bigdata, 0x55, 320*240*2);

	memset(buf, 0, 8);
	memset(rx, 0, 8);
	SPI spi(0, SPI_MODE_3, 100000, 8);
	usleep(1000);
//	spi.WriteOnly(320*240*2 - 1, bigdata);
//	return 0;

	buf[0] = 0x00 + 0x20;
	buf[1] = 0x90;
	spi.WriteOnly(2, buf);

	while(1)
	{
		buf[0] = 0xc0 + 0x28;
		buf[1] = 0x00;
		spi.WriteRead(4, buf, rx);
		l = rx[1];
		m = rx[2];
		h = rx[3];
		data =  (h << 16) + (m << 8) + l;
		p = data / 4096;

		buf[0] = 0x80 + 0x2b;
		spi.WriteRead(2, buf, rx);
		l = rx[1];
		buf[0] = 0x80 + 0x2c;
		spi.WriteRead(2, buf, rx);
		h = rx[1];
		short t = (short)((h << 8) + l);
		temp = t / 480.0 + 42.5;
		printf("%d  %.1f\n", p, temp);
		sleep(1);
	}
	return 0;
}