Sistem pengawasan paras air tangki

#include
#define memimpin 13
#define led2 12
#define led3 11
#define led4 10
#define led5 9
#define led6 8
#define trigger 18
#define echo 19
#define motor 17
#define buzzer 16
Lcd kristal cecair (2,3,4,5,6,7);
float time = 0, distance = 0;
int temp = 0;
batal persediaan ()
{
lcd.begin (16.2);
Serial.begin (9600);
pinMode (mencetuskan, OUTPUT);
pinMode (echo, INPUT);
pinMode (motor, OUTPUT);
pinMode (buzzer, OUTPUT);
pinMode (dipimpin, OUTPUT);
pinMode (led2, OUTPUT);
pinMode (led3, OUTPUT);
pinMode (led4, OUTPUT);
pinMode (led5, OUTPUT);
pinMode (led6, OUTPUT);
lcd.print ("Tahap Air");
lcd.setCursor (0,1);
lcd.print ("b Indicator");
kelewatan (2000);
}
kekosongan gelung ()
{
lcd.clear ();
digitalWrite (mencetuskan, LOW);
delayMicroseconds (2);
digitalWrite (mencetuskan, TINGGI);
delayMicroseconds (10);
digitalWrite (mencetuskan, LOW);
delayMicroseconds (2);
masa = pulseIn (echo, HIGH);
jarak = masa * 340/20000;
lcd.clear ();
lcd.print ("Air Space In");
lcd.setCursor (0,1);
lcd.print ("Tank adalah:");
lcd.print (jarak);
lcd.print ("Cm");
kelewatan (2000);
jika (jarak & lt; = 78)
{
digitalWrite (diketuai, TINGGI);
}
lain
{
digitalWrite (led, LOW);
}
jika (jarak & lt; 65)
{
digitalWrite (led2, HIGH);
}
lain
{
digitalWrite (led2, LOW);
}
jika (jarak & lt; 52)
{
digitalWrite (led3, HIGH);
}
lain
{
digitalWrite (led3, LOW);
}
jika (jarak & lt; 45)
{
digitalWrite (led4, HIGH);
}
lain
{
digitalWrite (led4, LOW);
}
jika (jarak & lt; 28)
{
digitalWrite (led5, HIGH);
}
lain
{
digitalWrite (led5, LOW);
}
jika (jarak & lt; 15)
{
digitalWrite (led6, HIGH);
}
lain
{
digitalWrite (led6, LOW);
}
jika (jarak & lt; 15 && temp == 0)
{
digitalWrite (motor, LOW);
digitalWrite (buzzer, HIGH);
lcd.clear ();
lcd.print ("Tangki Air Penuh");
lcd.setCursor (0,1);
lcd.print ("Motor Turn OFF");
kelewatan (3000);
digitalWrite (buzzer, LOW);
kelewatan (3000);
temp = 1;
}
lain jika (jarak & lt; 15 && temp == 1)
{
digitalWrite (motor, LOW);
lcd.clear ();
lcd.print ("Tangki Air Penuh");
lcd.setCursor (0,1);
lcd.print ("Motor Turn OFF");
kelewatan (5000);
}
lain jika (jarak & gt; 70)
{
digitalWrite (motor, TINGGI);
lcd.clear ();
lcd.print ("LOW Water Level");
lcd.setCursor (0,1);
lcd.print ("Motor Turn ON");
kelewatan (5000);
temp = 0;
}
}