KIT Solar Car Project
/
mbed_max6675_4_LM61_AEmicroSD
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Dependencies: mbed SDFileSystem
Diff: main.cpp
- Revision:
- 0:d68d5418c985
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Thu Mar 19 04:45:23 2020 +0000
@@ -0,0 +1,313 @@
+#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()
+