Kent Wong
a
Dependencies: mbed Sht31 MAX44009
Diff: main.cpp
- Revision:
- 0:b1b7113a1441
- Child:
- 1:3889765eb394
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp Mon Apr 13 08:52:36 2020 +0000
@@ -0,0 +1,201 @@
+#include "mbed.h"
+#include "Sht31.h"
+#include "MAX44009.h"
+#include "mbed_wait_api.h"
+#include <list>
+
+Serial pc(p13,p14);
+Sht31 sht31(p9, p10);
+MAX44009 myMAX44009 ( p9, p10, MAX44009::MAX44009_ADDRESS_A0_GND, 400000 );
+I2C i2c(p9, p10); //pins for I2C communication (SDA, SCL)
+
+
+
+DigitalOut BLE_Can_receive(p11); // 0 = can recieve
+
+class RGB{
+ public : int C;
+ int R;
+ int G;
+ int B;
+ };
+class RGBf{
+ public : float C;
+ float R;
+ float G;
+ float B;
+ };
+class TandH{
+ public : float t;
+ float h;
+ };
+
+RGB RGBdata[10];
+TandH THdata[10];
+float luxdata[10];
+
+int counter = 10; //to tackle with 0 mod 10 problem, use 10 instead;
+
+bool allfilled = false;
+RGBf RGBavg;
+TandH THavg;
+float luxavg;
+
+
+int main()
+{
+ pc.baud ( 19200 );
+
+
+ while(1) {
+ counter = counter%10;
+ //BLE_Can_receive = 0;
+ //wait_ms(5);
+ //pc.printf("counter31 = %d\n", counter);
+ //BLE_Can_receive = 1;
+ {
+ int sensor_addr = 41 << 1;
+ char id_regval[1] = {146};
+ char data[1] = {0};
+ i2c.write(sensor_addr,id_regval,1, true);
+ i2c.read(sensor_addr,data,1,false);
+
+
+ // Initialize color sensor
+
+ char timing_register[2] = {129,192};
+ //char timing_register[2] = {129,0};
+ i2c.write(sensor_addr,timing_register,2,false);
+
+ char control_register[2] = {143,0};
+ char temp[2]={0,0};
+ //char control_register[2] = {143,3};
+ i2c.write(sensor_addr,control_register,2,false);
+
+ char enable_register[2] = {128,3};
+ i2c.write(sensor_addr,enable_register,2,false);
+
+ // Read data from color sensor (Clear/Red/Green/Blue)
+
+ char clear_reg[1] = {148};
+ char clear_data[2] = {0,0};
+ i2c.write(sensor_addr,clear_reg,1, true);
+ i2c.read(sensor_addr,clear_data,2, false);
+
+ int clear_value = ((int)clear_data[1] << 8) | clear_data[0];
+
+ char red_reg[1] = {150};
+ char red_data[2] = {0,0};
+ i2c.write(sensor_addr,red_reg,1, true);
+ i2c.read(sensor_addr,red_data,2, false);
+
+ int red_value = ((int)red_data[1] << 8) | red_data[0];
+
+ char green_reg[1] = {152};
+ char green_data[2] = {0,0};
+ i2c.write(sensor_addr,green_reg,1, true);
+ i2c.read(sensor_addr,green_data,2, false);
+
+ int green_value = ((int)green_data[1] << 8) | green_data[0];
+
+ char blue_reg[1] = {154};
+ char blue_data[2] = {0,0};
+ i2c.write(sensor_addr,blue_reg,1, true);
+ i2c.read(sensor_addr,blue_data,2, false);
+
+ int blue_value = ((int)blue_data[1] << 8) | blue_data[0];
+
+ // print sensor readings
+ if (allfilled == true){
+ RGBavg.C = RGBavg.C*10-RGBdata[counter].C;
+ RGBavg.R = RGBavg.R*10-RGBdata[counter].R;
+ RGBavg.G = RGBavg.G*10-RGBdata[counter].G;
+ RGBavg.B = RGBavg.B*10-RGBdata[counter].B;
+ }
+ RGBdata[counter].C= clear_value;
+ RGBdata[counter].R= red_value;
+ RGBdata[counter].G= green_value;
+ RGBdata[counter].B= blue_value;
+ //pc.printf("Clear (%d), Red (%d), Green (%d), Blue (%d)\n", clear_value, red_value, green_value, blue_value);
+ }
+ {
+
+ MAX44009::MAX44009_status_t aux;
+ MAX44009::MAX44009_vector_data_t myMAX44009_Data;
+
+ 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 );
+ aux = myMAX44009.MAX44009_GetLux( MAX44009::RESOLUTION_EXTENDED_RESOLUTION, &myMAX44009_Data );
+ aux = myMAX44009.MAX44009_GetCurrentDivisionRatio ( &myMAX44009_Data );
+ aux = myMAX44009.MAX44009_GetIntegrationTime ( &myMAX44009_Data );
+
+ if (allfilled == true){
+ luxavg = luxavg*10-luxdata[counter];
+ }
+
+ luxdata[counter] = myMAX44009_Data.lux;
+
+
+ }
+
+ {
+
+ //float t = sht31.readTemperature();
+ //float h = sht31.readHumidity();
+
+ if (allfilled == true){
+ THavg.t = THavg.t*10-THdata[counter].t;
+ THavg.h = THavg.h*10-THdata[counter].h;
+ }
+ THdata[counter].t = sht31.readTemperature();
+ THdata[counter].h = sht31.readHumidity();
+
+ //pc.printf("[TEMP/HUM]");
+
+ }
+////////////////////////////////////////////////////////////////////
+
+ /*BLE_Can_receive = 0;
+ wait_ms(5);
+ pc.printf("counter119\n = %d", counter);
+ for (int i =0;i<10;i++){
+ pc.printf("i=%d ,", i);
+ 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]);
+ }
+ BLE_Can_receive = 1;*/
+
+ if (allfilled == true){
+ RGBavg.C = ((RGBavg.C+RGBdata[counter].C)/10.0);
+ RGBavg.R = ((RGBavg.R+RGBdata[counter].R)/10.0);
+ RGBavg.G = ((RGBavg.G+RGBdata[counter].G)/10.0);
+ RGBavg.B = ((RGBavg.B+RGBdata[counter].B)/10.0);
+
+ THavg.t = (THavg.t+THdata[counter].t)/10;
+ THavg.h = (THavg.h+THdata[counter].h)/10;
+
+ luxavg = (luxavg+luxdata[counter])/10;
+ }
+ else{
+
+ RGBavg.C= (RGBavg.C*(counter) + RGBdata[counter].C) /(float)(counter+1);
+ RGBavg.R= (RGBavg.R*(counter) + RGBdata[counter].R) /(float)(counter+1);
+ RGBavg.G= (RGBavg.G*(counter) + RGBdata[counter].G) /(float)(counter+1);
+ RGBavg.B= (RGBavg.B*(counter) + RGBdata[counter].B) /(float)(counter+1);
+
+ THavg.t = ((THavg.t*(counter) + THdata[counter].t))/(counter+1);
+ THavg.h = ((THavg.h*(counter) + THdata[counter].h))/(counter+1);
+
+ luxavg = ((luxavg*(counter) + luxdata[counter]))/(counter+1);
+ }
+
+ BLE_Can_receive = 0;
+ wait_ms(5);
+ 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);
+ counter = counter++;
+
+ if (counter == 10) //10 = all element is filled
+ allfilled = true;
+
+ wait(1);
+ BLE_Can_receive = 1;
+ }
+}