Kent Wong / Mbed 2 deprecated FYPhh

a

Dependencies:   mbed Sht31 MAX44009

main.cpp@0:b1b7113a1441, 2020-04-13 (annotated)

Committer:
chapman515
Date:
Mon Apr 13 08:52:36 2020 +0000
Revision:
0:b1b7113a1441
Child:
1:3889765eb394
123

Who changed what in which revision?

UserRevisionLine numberNew contents of line
chapman515 0:b1b7113a1441 1 #include "mbed.h"
chapman515 0:b1b7113a1441 2 #include "Sht31.h"
chapman515 0:b1b7113a1441 3 #include "MAX44009.h"
chapman515 0:b1b7113a1441 4 #include "mbed_wait_api.h"
chapman515 0:b1b7113a1441 5 #include <list>
chapman515 0:b1b7113a1441 6
chapman515 0:b1b7113a1441 7 Serial pc(p13,p14);
chapman515 0:b1b7113a1441 8 Sht31 sht31(p9, p10);
chapman515 0:b1b7113a1441 9 MAX44009 myMAX44009 ( p9, p10, MAX44009::MAX44009_ADDRESS_A0_GND, 400000 );
chapman515 0:b1b7113a1441 10 I2C i2c(p9, p10); //pins for I2C communication (SDA, SCL)
chapman515 0:b1b7113a1441 11
chapman515 0:b1b7113a1441 12
chapman515 0:b1b7113a1441 13
chapman515 0:b1b7113a1441 14 DigitalOut BLE_Can_receive(p11); // 0 = can recieve
chapman515 0:b1b7113a1441 15
chapman515 0:b1b7113a1441 16 class RGB{
chapman515 0:b1b7113a1441 17 public : int C;
chapman515 0:b1b7113a1441 18 int R;
chapman515 0:b1b7113a1441 19 int G;
chapman515 0:b1b7113a1441 20 int B;
chapman515 0:b1b7113a1441 21 };
chapman515 0:b1b7113a1441 22 class RGBf{
chapman515 0:b1b7113a1441 23 public : float C;
chapman515 0:b1b7113a1441 24 float R;
chapman515 0:b1b7113a1441 25 float G;
chapman515 0:b1b7113a1441 26 float B;
chapman515 0:b1b7113a1441 27 };
chapman515 0:b1b7113a1441 28 class TandH{
chapman515 0:b1b7113a1441 29 public : float t;
chapman515 0:b1b7113a1441 30 float h;
chapman515 0:b1b7113a1441 31 };
chapman515 0:b1b7113a1441 32
chapman515 0:b1b7113a1441 33 RGB RGBdata[10];
chapman515 0:b1b7113a1441 34 TandH THdata[10];
chapman515 0:b1b7113a1441 35 float luxdata[10];
chapman515 0:b1b7113a1441 36
chapman515 0:b1b7113a1441 37 int counter = 10; //to tackle with 0 mod 10 problem, use 10 instead;
chapman515 0:b1b7113a1441 38
chapman515 0:b1b7113a1441 39 bool allfilled = false;
chapman515 0:b1b7113a1441 40 RGBf RGBavg;
chapman515 0:b1b7113a1441 41 TandH THavg;
chapman515 0:b1b7113a1441 42 float luxavg;
chapman515 0:b1b7113a1441 43
chapman515 0:b1b7113a1441 44
chapman515 0:b1b7113a1441 45 int main()
chapman515 0:b1b7113a1441 46 {
chapman515 0:b1b7113a1441 47 pc.baud ( 19200 );
chapman515 0:b1b7113a1441 48
chapman515 0:b1b7113a1441 49
chapman515 0:b1b7113a1441 50 while(1) {
chapman515 0:b1b7113a1441 51 counter = counter%10;
chapman515 0:b1b7113a1441 52 //BLE_Can_receive = 0;
chapman515 0:b1b7113a1441 53 //wait_ms(5);
chapman515 0:b1b7113a1441 54 //pc.printf("counter31 = %d\n", counter);
chapman515 0:b1b7113a1441 55 //BLE_Can_receive = 1;
chapman515 0:b1b7113a1441 56 {
chapman515 0:b1b7113a1441 57 int sensor_addr = 41 << 1;
chapman515 0:b1b7113a1441 58 char id_regval[1] = {146};
chapman515 0:b1b7113a1441 59 char data[1] = {0};
chapman515 0:b1b7113a1441 60 i2c.write(sensor_addr,id_regval,1, true);
chapman515 0:b1b7113a1441 61 i2c.read(sensor_addr,data,1,false);
chapman515 0:b1b7113a1441 62
chapman515 0:b1b7113a1441 63
chapman515 0:b1b7113a1441 64 // Initialize color sensor
chapman515 0:b1b7113a1441 65
chapman515 0:b1b7113a1441 66 char timing_register[2] = {129,192};
chapman515 0:b1b7113a1441 67 //char timing_register[2] = {129,0};
chapman515 0:b1b7113a1441 68 i2c.write(sensor_addr,timing_register,2,false);
chapman515 0:b1b7113a1441 69
chapman515 0:b1b7113a1441 70 char control_register[2] = {143,0};
chapman515 0:b1b7113a1441 71 char temp[2]={0,0};
chapman515 0:b1b7113a1441 72 //char control_register[2] = {143,3};
chapman515 0:b1b7113a1441 73 i2c.write(sensor_addr,control_register,2,false);
chapman515 0:b1b7113a1441 74
chapman515 0:b1b7113a1441 75 char enable_register[2] = {128,3};
chapman515 0:b1b7113a1441 76 i2c.write(sensor_addr,enable_register,2,false);
chapman515 0:b1b7113a1441 77
chapman515 0:b1b7113a1441 78 // Read data from color sensor (Clear/Red/Green/Blue)
chapman515 0:b1b7113a1441 79
chapman515 0:b1b7113a1441 80 char clear_reg[1] = {148};
chapman515 0:b1b7113a1441 81 char clear_data[2] = {0,0};
chapman515 0:b1b7113a1441 82 i2c.write(sensor_addr,clear_reg,1, true);
chapman515 0:b1b7113a1441 83 i2c.read(sensor_addr,clear_data,2, false);
chapman515 0:b1b7113a1441 84
chapman515 0:b1b7113a1441 85 int clear_value = ((int)clear_data[1] << 8) | clear_data[0];
chapman515 0:b1b7113a1441 86
chapman515 0:b1b7113a1441 87 char red_reg[1] = {150};
chapman515 0:b1b7113a1441 88 char red_data[2] = {0,0};
chapman515 0:b1b7113a1441 89 i2c.write(sensor_addr,red_reg,1, true);
chapman515 0:b1b7113a1441 90 i2c.read(sensor_addr,red_data,2, false);
chapman515 0:b1b7113a1441 91
chapman515 0:b1b7113a1441 92 int red_value = ((int)red_data[1] << 8) | red_data[0];
chapman515 0:b1b7113a1441 93
chapman515 0:b1b7113a1441 94 char green_reg[1] = {152};
chapman515 0:b1b7113a1441 95 char green_data[2] = {0,0};
chapman515 0:b1b7113a1441 96 i2c.write(sensor_addr,green_reg,1, true);
chapman515 0:b1b7113a1441 97 i2c.read(sensor_addr,green_data,2, false);
chapman515 0:b1b7113a1441 98
chapman515 0:b1b7113a1441 99 int green_value = ((int)green_data[1] << 8) | green_data[0];
chapman515 0:b1b7113a1441 100
chapman515 0:b1b7113a1441 101 char blue_reg[1] = {154};
chapman515 0:b1b7113a1441 102 char blue_data[2] = {0,0};
chapman515 0:b1b7113a1441 103 i2c.write(sensor_addr,blue_reg,1, true);
chapman515 0:b1b7113a1441 104 i2c.read(sensor_addr,blue_data,2, false);
chapman515 0:b1b7113a1441 105
chapman515 0:b1b7113a1441 106 int blue_value = ((int)blue_data[1] << 8) | blue_data[0];
chapman515 0:b1b7113a1441 107
chapman515 0:b1b7113a1441 108 // print sensor readings
chapman515 0:b1b7113a1441 109 if (allfilled == true){
chapman515 0:b1b7113a1441 110 RGBavg.C = RGBavg.C*10-RGBdata[counter].C;
chapman515 0:b1b7113a1441 111 RGBavg.R = RGBavg.R*10-RGBdata[counter].R;
chapman515 0:b1b7113a1441 112 RGBavg.G = RGBavg.G*10-RGBdata[counter].G;
chapman515 0:b1b7113a1441 113 RGBavg.B = RGBavg.B*10-RGBdata[counter].B;
chapman515 0:b1b7113a1441 114 }
chapman515 0:b1b7113a1441 115 RGBdata[counter].C= clear_value;
chapman515 0:b1b7113a1441 116 RGBdata[counter].R= red_value;
chapman515 0:b1b7113a1441 117 RGBdata[counter].G= green_value;
chapman515 0:b1b7113a1441 118 RGBdata[counter].B= blue_value;
chapman515 0:b1b7113a1441 119 //pc.printf("Clear (%d), Red (%d), Green (%d), Blue (%d)\n", clear_value, red_value, green_value, blue_value);
chapman515 0:b1b7113a1441 120 }
chapman515 0:b1b7113a1441 121 {
chapman515 0:b1b7113a1441 122
chapman515 0:b1b7113a1441 123 MAX44009::MAX44009_status_t aux;
chapman515 0:b1b7113a1441 124 MAX44009::MAX44009_vector_data_t myMAX44009_Data;
chapman515 0:b1b7113a1441 125
chapman515 0:b1b7113a1441 126 aux = myMAX44009.MAX44009_Configuration ( MAX44009::CONFIGURATION_CONT_DEFAULT_MODE, MAX44009::CONFIGURATION_MANUAL_DEFAULT_MODE, MAX44009::CONFIGURATION_CDR_CURRENT_NOT_DIVIDED, MAX44009::CONFIGURATION_TIM_800_MS );
chapman515 0:b1b7113a1441 127 aux = myMAX44009.MAX44009_GetLux( MAX44009::RESOLUTION_EXTENDED_RESOLUTION, &myMAX44009_Data );
chapman515 0:b1b7113a1441 128 aux = myMAX44009.MAX44009_GetCurrentDivisionRatio ( &myMAX44009_Data );
chapman515 0:b1b7113a1441 129 aux = myMAX44009.MAX44009_GetIntegrationTime ( &myMAX44009_Data );
chapman515 0:b1b7113a1441 130
chapman515 0:b1b7113a1441 131 if (allfilled == true){
chapman515 0:b1b7113a1441 132 luxavg = luxavg*10-luxdata[counter];
chapman515 0:b1b7113a1441 133 }
chapman515 0:b1b7113a1441 134
chapman515 0:b1b7113a1441 135 luxdata[counter] = myMAX44009_Data.lux;
chapman515 0:b1b7113a1441 136
chapman515 0:b1b7113a1441 137
chapman515 0:b1b7113a1441 138 }
chapman515 0:b1b7113a1441 139
chapman515 0:b1b7113a1441 140 {
chapman515 0:b1b7113a1441 141
chapman515 0:b1b7113a1441 142 //float t = sht31.readTemperature();
chapman515 0:b1b7113a1441 143 //float h = sht31.readHumidity();
chapman515 0:b1b7113a1441 144
chapman515 0:b1b7113a1441 145 if (allfilled == true){
chapman515 0:b1b7113a1441 146 THavg.t = THavg.t*10-THdata[counter].t;
chapman515 0:b1b7113a1441 147 THavg.h = THavg.h*10-THdata[counter].h;
chapman515 0:b1b7113a1441 148 }
chapman515 0:b1b7113a1441 149 THdata[counter].t = sht31.readTemperature();
chapman515 0:b1b7113a1441 150 THdata[counter].h = sht31.readHumidity();
chapman515 0:b1b7113a1441 151
chapman515 0:b1b7113a1441 152 //pc.printf("[TEMP/HUM]");
chapman515 0:b1b7113a1441 153
chapman515 0:b1b7113a1441 154 }
chapman515 0:b1b7113a1441 155 ////////////////////////////////////////////////////////////////////
chapman515 0:b1b7113a1441 156
chapman515 0:b1b7113a1441 157 /*BLE_Can_receive = 0;
chapman515 0:b1b7113a1441 158 wait_ms(5);
chapman515 0:b1b7113a1441 159 pc.printf("counter119\n = %d", counter);
chapman515 0:b1b7113a1441 160 for (int i =0;i<10;i++){
chapman515 0:b1b7113a1441 161 pc.printf("i=%d ,", i);
chapman515 0:b1b7113a1441 162 pc.printf("%d,%d,%d,%d,%3.2f,%3.2f%,%0.001f\n", RGBdata[i].C, RGBdata[i].R, RGBdata[i].G, RGBdata[i].B,THdata[i].t, THdata[i].h,luxdata[i]);
chapman515 0:b1b7113a1441 163 }
chapman515 0:b1b7113a1441 164 BLE_Can_receive = 1;*/
chapman515 0:b1b7113a1441 165
chapman515 0:b1b7113a1441 166 if (allfilled == true){
chapman515 0:b1b7113a1441 167 RGBavg.C = ((RGBavg.C+RGBdata[counter].C)/10.0);
chapman515 0:b1b7113a1441 168 RGBavg.R = ((RGBavg.R+RGBdata[counter].R)/10.0);
chapman515 0:b1b7113a1441 169 RGBavg.G = ((RGBavg.G+RGBdata[counter].G)/10.0);
chapman515 0:b1b7113a1441 170 RGBavg.B = ((RGBavg.B+RGBdata[counter].B)/10.0);
chapman515 0:b1b7113a1441 171
chapman515 0:b1b7113a1441 172 THavg.t = (THavg.t+THdata[counter].t)/10;
chapman515 0:b1b7113a1441 173 THavg.h = (THavg.h+THdata[counter].h)/10;
chapman515 0:b1b7113a1441 174
chapman515 0:b1b7113a1441 175 luxavg = (luxavg+luxdata[counter])/10;
chapman515 0:b1b7113a1441 176 }
chapman515 0:b1b7113a1441 177 else{
chapman515 0:b1b7113a1441 178
chapman515 0:b1b7113a1441 179 RGBavg.C= (RGBavg.C*(counter) + RGBdata[counter].C) /(float)(counter+1);
chapman515 0:b1b7113a1441 180 RGBavg.R= (RGBavg.R*(counter) + RGBdata[counter].R) /(float)(counter+1);
chapman515 0:b1b7113a1441 181 RGBavg.G= (RGBavg.G*(counter) + RGBdata[counter].G) /(float)(counter+1);
chapman515 0:b1b7113a1441 182 RGBavg.B= (RGBavg.B*(counter) + RGBdata[counter].B) /(float)(counter+1);
chapman515 0:b1b7113a1441 183
chapman515 0:b1b7113a1441 184 THavg.t = ((THavg.t*(counter) + THdata[counter].t))/(counter+1);
chapman515 0:b1b7113a1441 185 THavg.h = ((THavg.h*(counter) + THdata[counter].h))/(counter+1);
chapman515 0:b1b7113a1441 186
chapman515 0:b1b7113a1441 187 luxavg = ((luxavg*(counter) + luxdata[counter]))/(counter+1);
chapman515 0:b1b7113a1441 188 }
chapman515 0:b1b7113a1441 189
chapman515 0:b1b7113a1441 190 BLE_Can_receive = 0;
chapman515 0:b1b7113a1441 191 wait_ms(5);
chapman515 0:b1b7113a1441 192 pc.printf("%d,%d,%d,%d,%3.2f,%3.2f%,%0.001f\n",(int)(RGBavg.C+0.5), (int)(RGBavg.R+0.5), (int)(RGBavg.G+0.5), (int)(RGBavg.B+0.5),THavg.t, THavg.h,luxavg);
chapman515 0:b1b7113a1441 193 counter = counter++;
chapman515 0:b1b7113a1441 194
chapman515 0:b1b7113a1441 195 if (counter == 10) //10 = all element is filled
chapman515 0:b1b7113a1441 196 allfilled = true;
chapman515 0:b1b7113a1441 197
chapman515 0:b1b7113a1441 198 wait(1);
chapman515 0:b1b7113a1441 199 BLE_Can_receive = 1;
chapman515 0:b1b7113a1441 200 }
chapman515 0:b1b7113a1441 201 }