Ciaran O'Malley
/
HumidityTemeratureSensor_Project
Temp/Humidity alarm
main.cpp
- Committer:
- ciaranom
- Date:
- 2020-07-31
- Revision:
- 1:42f6beb90ce3
- Parent:
- 0:2e716206ddde
File content as of revision 1:42f6beb90ce3:
#include "mbed.h" #include "C12832.h" Serial pc(USBTX, USBRX);//pc is an object of class Serial DigitalOut led1(LED1), led2(LED2), led3(LED3), led4(LED4);//LED object C12832 lcd(p5, p7, p6, p8, p11);// LCD object AnalogIn pot1(p19), pot2(p20);// Pot object // Relitive humidity from 0% to 100% // Temperature from -20°C to 140°C - See word doc for calculations //LED4 = humidty high //LED3 = temperature high //LED2 = humidty low //LED1 = temperature low float RH; float m=160, c=-20; float temp; float tempK; float mintemp =5.0, minRH =20.0, maxtemp = 35.0, maxRH =80.0; int i; int main() { while(1) { temp = pot2*m + c; tempK= temp +273.15; RH = pot1*100; pc.printf(" Relative humidity: %.2f %%\r\n\n" , RH); //check %% pc.printf(" Temperarure: %.2f C\r\n Temperature: %.2f K\r\n\n\n", temp, tempK); //Show temperature in degree Celcius and in Kelvin //pc.cls(); wait(3); lcd.cls(); lcd.locate(0,20); lcd.printf("Relative humidity: %.2f %%", RH); //check %% lcd.locate(0,0); lcd.printf("Temperarure: %.2f C \nTemperature: %.2f K", temp, tempK); //lcd.locate(10,0); //lcd.printf("Temperarure: %.2f °C, Temperature: %.2f K", temp, tempK); // if (temp < mintemp){ // for( i=0;i<3;i++){ // led1 = 1; // wait(0.5); // led1=0; // wait(0.5); // } // // } // if (RH < minRH){ // for( i=0;i<3;i++){ // led2 = 1; // wait(0.5); // led2=0; // wait(0.5); // } // // } // if (temp > maxtemp){ // for( i=0;i<3;i++){ // led3 = 1; // wait(0.5); // led3=0; // wait(0.5); // } // // } // // if (RH > maxRH){ // for( i=0;i<3;i++){ // led4 = 1; // wait(0.5); // led4=0; // wait(0.5); // } // // } // temp < mintemp and RH < minRH 1&2 // temp < mintemp and RH > minRH and RH < maxRH 1 // temp < mintemp and RH > maxRH 1&4 // temp > mintemp and temp < maxtemp and RH < minRH 2 // temp > mintemp and temp < maxtemp and RH > minRH and RH < maxRH noLED // temp > mintemp and temp < maxtemp and RH > maxRH 4 // temp > maxtemp and RH < minRH 3&2 // temp > maxtemp and RH > minRH and RH < maxRH 3 // temp > maxtemp and RH > maxRH 3&4 if (temp < mintemp and RH < minRH){ pc.printf("Temperature too low. Please increase. \r\n Humidty too low. Please increase \r\n\n"); // adding\r for TeraTeam, to print starts at 0 on the x axis. while(temp < mintemp and RH < minRH){ //for( i=0;i<3;i++){ led1 = 1,led2 = 1; wait(0.5); led1 = 0,led2 = 0; wait(0.5); temp = pot2*m + c; //adding another check within the loop to see if temp and RH have moved back within limits RH = pot1*100; } } else if(temp < mintemp and RH > minRH and RH < maxRH){ pc.printf("Temperature too low. Please increase \r\n\n"); while (temp < mintemp and RH > minRH and RH < maxRH){ //for( i=0;i<3;i++){ //pc.printf("Temperature too low. Please increase \n"); led1 = 1; wait(0.5); led1 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp < mintemp and RH > maxRH){ pc.printf("Temperature too low. Please increase. \r\n Humidty too high. Please reduce \r\n\n"); while (temp < mintemp and RH > maxRH){ //for( i=0;i<3;i++){ //pc.printf("Temperature too low. Please increase. \n Humidty too high. Please reduce \n"); led1 = 1,led3 = 1; wait(0.5); led1 = 0,led3 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp > mintemp and temp < maxtemp and RH < minRH){ pc.printf("Humidty too low. Please increase \r\n\n"); while (temp > mintemp and temp < maxtemp and RH < minRH){ //for( i=0;i<3;i++){ //pc.printf("Humidty too low. Please increase \n"); led2 = 1; wait(0.5); led2 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp > mintemp and temp < maxtemp and RH > maxRH ){ pc.printf("Humidty too high. Please reduce \r\n\n"); while (temp > mintemp and temp < maxtemp and RH > maxRH ){ //for( i=0;i<3;i++){ //pc.printf("Humidty too high. Please reduce \n"); led3 = 1; wait(0.5); led3 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp > maxtemp and RH < minRH){ pc.printf("Temperature too high. Please reduce. \r\n Humidty too low. Please increase \r\n\n"); while (temp > maxtemp and RH < minRH){ //for( i=0;i<3;i++){ //pc.printf("Temperature too high. Please reduce. \n Humidty too low. Please increase \n"); led4 = 1,led2 = 1; wait(0.5); led4 = 0,led2 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp > maxtemp and RH > minRH and RH < maxRH){ pc.printf("Temperature too high. Please reduce \r\n\n"); while (temp > maxtemp and RH > minRH and RH < maxRH){ //for( i=0;i<3;i++){ //pc.printf("Temperature too high. Please reduce \n"); led4 = 1; wait(0.5); led4 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } else if (temp > maxtemp and RH > maxRH){ pc.printf("Temperature too high. Please reduce. \r\n Humidty too high. Please reduce \r\n\n"); while (temp > maxtemp and RH > maxRH){ //for( i=0;i<3;i++){ //pc.printf("Temperature too high. Please reduce. \n Humidty too high. Please reduce \n"); led4 = 1,led3 = 1; wait(0.5); led4 = 0, led3 = 0; wait(0.5); temp = pot2*m + c; RH = pot1*100; } } } }