SGP30 (used in POCBreath_V2_smd_commercial)

Dependencies:   Adafruit_SGP30_mbed mbed

Revision:
5:2d4c7a0d805d
Parent:
4:54dc2a95c130
--- a/flow.h	Fri Jul 26 09:31:58 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,179 +0,0 @@
-#include "mbed.h"
-
-// First the inputs and pins are defined
-
-AnalogIn flowIn(PA_0);
-Serial co2(PC_10,PC_11);
-AnalogIn sensor1(PC_0);
-AnalogIn sensor2(PC_1);
-AnalogIn sensor3(PC_2);
-AnalogIn sensor4(PC_3);
-AnalogIn sensor5(PA_4);
-AnalogIn sensor6(PA_5);
-AnalogIn sensor7(PA_6);
-AnalogIn sensor8(PA_7);
-AnalogIn temp(PA_1);
-
-///////////////////// FLOW LOOP /////////////////////////
-float finalflow;
-float flowVal1;
-float flowVal2;
-float P1;
-int flag=0;
-int o=0;
-float bpArray[10];
-float fp;float sp;
-float FPressure;
-float flow()
-{
-    while(1) 
-    {
-        wait(0.01);
-        flowVal1=3.3*flowIn; //Logic level 3.3
-        flowVal2 = 1.5*flowVal1; //5v
-        P1 =(125*flowVal2)-62.5; //Pressure
-        //making the value of pressure positive inside the SQRT function:
-        if(flag==0)
-        {
-            finalflow=0;
-            bpArray[o]=P1;  
-            sp+=bpArray[o];
-            o=o+1;
-                    if (o=9)
-                    {
-                        fp=sp/10;
-                        flag=1;
-                    }            
-        }
-        if (flag==1)
-        {
-            FPressure=P1-fp;
-          finalflow=(0.24*sqrt(FPressure)); //flow in litter per second
-          return finalflow;
-        }
-    }
-}
-
-///////////////////// CO2 LOOP /////////////////////////
-int value;
-float carbon()
-{
-    bool allow = false;
-    char c;
-    char co2_measure[5];
-    int count=0;
-
-    while(1) 
-    {
-        c = co2.getc();
-        //based on the user manual PDF for the CO2 sensor, the value starts with "Z"
-        //and we need to extract the right number of CO2 value
-        if(c=='Z') {
-            allow = true;
-        }
-
-        if(allow) {
-            if(c>=48 && c<=57) {
-                co2_measure[count]=c;
-                count++;
-            }
-        
-            if(count>=6) { 
-                value = ((co2_measure[0]-'0')*100000+co2_measure[1]-'0')*10000+(co2_measure[2]-'0')*1000+(co2_measure[3]-'0')*100; 
-                float CAR;
-                CAR=(float)value/10000;
-                count=0;
-                allow=false;
-                return CAR;
-            }
-        }
-    }
-}
-
-///////////////////// TEMPERATURE LOOP /////////////////////////
-
-float t2Cel;
-
-float getTemp()
-{
-    while(1) {
-        float B = 3478; //Define thermistor constant
-        float rRef=10e3; // Define reference resistance
-        float r1=10e3; // Define thermistor resistance at 25 C
-        float t1=25+273; // Define thermistor initial temperature s 25C in Kelvin
-        float x = temp.read(); //Measure input voltage at pin A0 in bits
-        float v = 3.3*x; //Convert bits into voltage
-        float r2 = (3.3*rRef/v)-rRef; //Convert voltage into thermistor resistance
-        float t2 = (B*t1)/(B-t1*log(r1/r2)); //Convert thermistor resistance into temperature in Kelvin (log means natural logarithm ln)
-        t2Cel = t2-273; //Convert temperature from Kelvin to Celcius
-        return t2Cel;
-//  printf("Temp: %f\n", t2Cel);
-    }
-}
-
-///////////////////// 8-CHANNEL SENSOR LOOP /////////////////////////
-
-float s1()
-{
-    float sen1;
-    while(1){
-            sen1=sensor1*3.3;
-            return sen1;
-            }
-}
-float s2()
-{
-    float sen2;
-    while(1){
-            sen2=sensor2*3.3;
-            return sen2;
-            }
-}
-float s3()
-{
-    float sen3;
-    while(1){
-            sen3=sensor3*3.3;
-            return sen3;
-            }
-}
-float s4()
-{
-    float sen4;
-    while(1){
-            sen4=sensor4*3.3;
-            return sen4;
-            }
-}
-float s5()
-{
-        float sen5;
-        while(1){
-                sen5=sensor5*3.3;
-                return sen5;
-                }
-}
-float s6()
-{
-        float sen6;
-        while(1){
-                sen6=sensor6*3.3;
-                return sen6;
-                }
-}
-float s7()
-{
-        float sen7;
-        while(1){
-                sen7=sensor7*3.3;
-                return sen7;
-                }
-}
-float s8()
-{
-        float sen8;
-        while(1){
-                sen8=sensor8*3.3;
-                return sen8;
-                }
-}
\ No newline at end of file