KIT Solar Car Project
/
mbed_max6675_4_LM61_AEmicroSD
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Dependencies: mbed SDFileSystem
main.cpp
- Committer:
- BoostNori
- Date:
- 2020-03-19
- Revision:
- 0:d68d5418c985
File content as of revision 0:d68d5418c985:
#include "mbed.h"
#include "max6675.h"
#include "max6675_2.h"
#include "max6675_3.h"
#include "max6675_4.h"
#include "SDFileSystem.h"
#include <time.h>
#include <stdio.h>
DigitalOut led_1(LED1);
DigitalOut led_2(LED2);
DigitalOut led_3(LED3);
DigitalOut led_4(LED4);
SPI spi(p11,p12,p13);
max6675 max(spi,p18);
SPI spi_2(p11,p12,p13);
max6675_2 max_2(spi_2,p21);
SPI spi_3(p11,p12,p13);
max6675_3 max_3(spi_3,p22);
SPI spi_4(p11,p12,p13);
max6675_4 max_4(spi_4,p23);
AnalogIn LM61(p15);
SDFileSystem sd(p5, p6, p7, p8, "sd"); // the pinout on the mbed Cool Components workshop board
Serial pc(USBTX,USBRX);
DigitalIn swi_1(p24); //p5～p30のどれでも良い
DigitalIn swi_2(p25); //p5～p30のどれでも良い
void led()
{
led_1 = 1;
led_2 = 1;
led_3 = 1;
led_4 = 1;
wait(.2);
led_1 = 0;
led_2 = 0;
led_3 = 0;
led_4 = 0;
wait(.2);
led_1 = 1;
led_2 = 1;
led_3 = 1;
led_4 = 1;
wait(.2);
led_1 = 0;
led_2 = 0;
led_3 = 0;
led_4 = 0;
wait(.2);
}
int main() {
int r = 5; //平均する値の個数
double w_h = .25; //加熱waitの時間
double w_c = .25; //冷却waitの時間
clock_t start_h;
clock_t start_c;
float tempC, sum, sum_2, sum_3, sum_4, ave, ave_2, ave_3, ave_4;
int i, j, k, l; //平均化処理に使用
swi_1.mode(PullUp);
swi_2.mode(PullUp);
mkdir("/sd/mydir", 0777);
printf("test start!\n");
FILE *fp = fopen("/sd/mydir/test_heating.csv", "a");
if(fp == NULL)
{ error("Could not open file for write\n");
}
fprintf(fp, "t,T_1,T_2,T_3,T_4,tempC\n");
fclose(fp);
/*FILE *fp =*/ fopen("/sd/mydir/test_cooling.csv", "a");
if(fp == NULL)
{ error("Could not open file for write\n");
}
fprintf(fp, "t,T_1,T_2,T_3,T_4,tempC\n");
fclose(fp);
if( swi_1 == 1 && swi_2 == 0 ) //スイッチをマイコンのUSBと逆方向に倒したとき
{
printf("\n\n\nheating start\n\n\n");
led();
while (1)
{
start_h = clock();
printf("%f\n", (double)start_h/CLOCKS_PER_SEC);
max.select();
max_2.deselect_2();
max_3.deselect_3();
max_4.deselect_4();
//平均化処理
sum = 0;
ave = 0;
i = 0;
for( i = 0; i < r; i++)
{
float temp = max.read_temp();
sum += temp;
}
ave = sum / r;
printf("\n\rT: %f",ave );
max.deselect();
max_2.select_2();
max_3.deselect_3();
max_4.deselect_4();
//平均化処理
sum_2 = 0;
ave_2 = 0;
j = 0;
for( j = 0; j < r; j++)
{
float temp_2 = max_2.read_temp_2();
sum_2 += temp_2;
}
ave_2 = sum_2 / r;
printf("\n\rT: %f",ave_2 );
max.deselect();
max_2.deselect_2();
max_3.select_3();
max_4.deselect_4();
//平均化処理
sum_3 = 0;
ave_3 = 0;
k = 0;
for( k = 0; k < r; k++)
{
float temp_3 = max_3.read_temp_3();
sum_3 += temp_3;
}
ave_3 = sum_3 / r;
printf("\n\rT: %f",ave_3 );
max.deselect();
max_2.deselect_2();
max_3.deselect_3();
max_4.select_4();
//平均化処理
sum_4 = 0;
ave_4 =0;
l = 0;
for( l = 0; l < r; l++)
{
float temp_4 = max_4.read_temp_4();
sum_4 += temp_4;
}
ave_4 = sum_4 / r;
printf("\n\rT: %f",ave_4 );
//conversion to degrees C - from sensor output voltage per LM61 data sheet
tempC = ((LM61*3.3)-0.600)*100.0;
printf("\nC: %5.2F \n\n\n\r", tempC);
/*FILE *fp =*/ fopen("/sd/mydir/test_heating.csv", "a");
if(fp == NULL)
{ error("Could not open file for write\n");
}
fprintf(fp, "%f,%f,%f,%f,%f,%f\n",(double)start_h/CLOCKS_PER_SEC, ave, ave_2, ave_3,ave_4, tempC);
fclose(fp);
wait(w_h);
}//while_h
}//if_h
if( swi_1 == 0 && swi_2 == 1 ) //スイッチをマイコンのUSBの方向に倒したとき
{
printf("\n\n\ncolling start\n\n\n");
led();
while (1)
{
start_c = clock();
printf("%f\n", (double)start_c/CLOCKS_PER_SEC);
// double sum_time = start_h/CLOCKS_PER_SEC + start_c/CLOCKS_PER_SEC;
// printf("%f\n", sum_time);
max.select();
max_2.deselect_2();
max_3.deselect_3();
max_4.deselect_4();
//平均化処理
sum = 0;
ave = 0;
i = 0;
for( i = 0; i < r; i++)
{
float temp = max.read_temp();
sum += temp;
}
ave = sum / r;
printf("\n\rT: %f",ave );
max.deselect();
max_2.select_2();
max_3.deselect_3();
max_4.deselect_4();
//平均化処理
sum_2 = 0;
ave_2 = 0;
j = 0;
for( j = 0; j < r; j++)
{
float temp_2 = max_2.read_temp_2();
sum_2 += temp_2;
}
ave_2 = sum_2 / r;
printf("\n\rT: %f",ave_2 );
max.deselect();
max_2.deselect_2();
max_3.select_3();
max_4.deselect_4();
//平均化処理
sum_3 = 0;
ave_3 = 0;
k = 0;
for( k = 0; k < r; k++)
{
float temp_3 = max_3.read_temp_3();
sum_3 += temp_3;
}
ave_3 = sum_3 / r;
printf("\n\rT: %f",ave_3 );
max.deselect();
max_2.deselect_2();
max_3.deselect_3();
max_4.select_4();
//平均化処理
sum_4 = 0;
ave_4 = 0;
l = 0;
for( l = 0; l < r; l++)
{
float temp_4 = max_4.read_temp_4();
sum_4 += temp_4;
}
ave_4 = sum_4 / r;
printf("\n\rT: %f",ave_4 );
//conversion to degrees C - from sensor output voltage per LM61 data sheet
tempC = ((LM61*3.3)-0.600)*100.0;
printf("\nC: %5.2F \n\n\n\r", tempC);
/*FILE *fp = */fopen("/sd/mydir/test_cooling.csv", "a");
if(fp == NULL)
{ error("Could not open file for write\n");
}
fprintf(fp, "%f,%f,%f,%f,%f,%f\n",(double)start_c/CLOCKS_PER_SEC, ave, ave_2, ave_3,ave_4, tempC);
fclose(fp);
wait(w_c);
}//while_c
}//if_c
if( swi_1 == 1 && swi_2 == 1 ) // スイッチを倒さない時（真ん中の時）
{
led();
printf("\n\n\nsotp\n\n\n");
}
} //main()