Nishanth_project.c

DESIGN AND FABRICATION OF SMART TOILET CLEANER

#include <LiquidCrystaI.h> // includes the LiquidCrystaI Library

#define rightMotorDir 2 //Sprayer Motor
#define rightMotorPwm 3

#define leftMotorDir 4 //Brush Motor
#define leftMotorPwm 5

#define button1 6 //Button 1 for case 1
#define button2 7

const int rs=8, en = 9, d4=10, d5 = 11 , d6=12,d7=13;
LiquidCrystaI Icd(rs, en, d4, d5, d6, d7);

int state1;
int state2;

int i=0;

void setup()
{
	pinMode(rightMotorDir,OUTPUT); pinMode(rightMotorPwm,OUTPUT);
	pinMode(leftMotorDir,OUTPUT); pinMode(leftMotorPwm,OUTPUT); 

	lcd.begin(16,2); 

	pinMode(button1,INPUT_PULLUP); 
	pinMode(button2,INPUT_PULLUP);
}

void loop()
{ 
	state1 = digitalRead(button1); 
	state2 = digitalRead(button2); 

	lcd.setCursor(1,0); 
	lcd.print("THE SMART TOILET CLEANER"); 
	delay(400); // 0.4 seconds

	for (int positionCounter=0; positionCounter<25; positionCounter++)
	{ 
		lcd.scrollDisplayLeft(); delay(100); 
	} 
	delay(1000); 
	lcd.clear(); // Clears the display 

	if(state1 == LOW)  // btn1 on
	{ 
		//Turning on the sprayer motor for 10 sec 
		lcd.setCursor(1, 1); lcd.print("SPRAYER 0N"); // Prints "SPRAYER ON" on the LCD 
		digitalWrite(rightMotorDir, HIGH); //make direction low for anticlockwise
		analogWrite (rightmotorPwm,500);  //speed in range of 0 to 255   
		delay(10000); //delay for 10  second  
		lcd.clear(); // Clears the display 
		//Waiting for 10 min
		lcd.setCursor(1,1); load.print("PLEASE WAIT!!!"); 
		digitalwrite(rightMotorDir,LOW); analogWrite(rightMotorPwm, LOW); 
		delay(60000*10); 
		lcd.clear(); // Clears the display 
		lcdsetCursor(0, 0); lcdprint("CLEANING IN"); 
		lcd.setCursor(0, 1); lcd.print("PROGRESS..."); 

		for(i=0; i<50 ; i++) 
		{ 
			//Turning on the brush motor for 90 sec 
			digitalWrite(leftmotorDir,HIGH);
			analogWrite(leftMotorpwm, 255); 
			delay(200); 

			digitalWrite(leftMotorDir, LOW); 
			analogWrite(leftMotorpwm, 255); 

			delay(240); 

		} 
		analogWrite(leftMotorpwm, LOW); 

		lcd.clear; // Clears the LCD screen
		lcd.setCursor(1, 0);
		lcd.print("YOUR TOILET IS 80% CLEANER");
		delay (400);

		for (int positionCounter=0; positionCounter<31; positionCounter++) 
		{
			lcd.scrolldisplayleft();
			delay(100);
		}
		lcd.clear();
	}

	if(state2==LOW) // if btn2 is on
	{
		// Turning on the sprayer motor for 10 sec
		lcd.setcursor(1, 1);
		lcd.print("SPRAYER ON");//Prints "Arduino" on the LCD

		digitalwrite(rightMotorDir,HIGH);  // make direction low for anticlockwise
		analogWrite(rightmotorPwm,180);  //range of 0 to 255 //75% speed 
		delay(5000);  //100 per second

		lcd.clear();// Clears the display

		// Waiting for 10 min
		lcd.setcursor(1, 1);
		lcd.print("PLEASE WAIT!!");

		digitalwrite(rightMotorDir,LOW);
		analogWrite(rightMotorPwm,LOW);
		delay(60000);
		lcd.clear();// Clears the display

		lcd.setcursor(0, 0);
		lcd.print("CLEANING IN");
		lcd.setcursor(0, 1)
		lcd.print("progress");

		for (i=0; i<35; i++)
		{
			//Turning on the brush motor for 5 sec
			digitalwrite(leftMotorDir, HIGH); // clockwise
			analogWrite(leftMotorPwm, 255); // speed
			delay(200);
			digitalwrite(leftMotorDir, LOW); // anticlock
			analogWrite(leftMotorpwm, 255); // speed
			delay(200);
		}

		lcd.clear();//clears the LCD screen
		analogWrite(leftMotorPwm,  LOW);
		lcd.setCursor(1, 0);
		lcd.print("YOUR TOILET IS NOW 80% CLEANER");
		delay (400);

		for (int positionCounter=0; positionCounter<31; positionCounter++) 
		{
			lcd.scrollDisplayLeft();
			delay (100);
		}

		lcd.clear();
	} //end of case 2 

}//end of while loop