Automatic filling line Arduino

This example shows the code for programming Arduino. This results in a liquid filling line.

#include <EEPROM.h>
#include <Wire.h>
#include <LiquidCrystal_I2C.h>

LiquidCrystal_I2C lcd(0x27,16,2);  // set the LCD address to 0x27 for a 16 chars and 2 line display

//Это на ультрозуковой датчик, который измеряет уровень жидкости
#define echopin A4 // echo pin
#define trigpin A5 // Trigger pin

int cont = 0;

// кнопки меню 
int in1 = A0;
int in2 = A1;
int in3 = A2;
int in4 = A3;

int remotePins [] = { A0, A1, A2, A3};

int set = 0;
int stop = 0, stop1;
int mode = 0;

int buz = 13;// это походу пищалка
int timer = 0;
 
int pump = 8;// реле насоса воды
int motor = 9;// реле мотора

int ir_start = 10; //иф датчик 1
int ir_fill = 11; //иф датчик 2 вероятно это датчик налива
int ir_stop = 12; //иф датчик 3


int dist;
long duration;

int val1=0,val2=0,val3=0,val4=1;
long result=0;

void setup(){
 for (int i = 0; i < 5; i ++) {
  pinMode (remotePins [i], INPUT);
  digitalWrite(remotePins [i], HIGH);
}

pinMode(ir_fill, INPUT);
pinMode(ir_start, INPUT);
pinMode(ir_stop, INPUT);

pinMode (trigpin, OUTPUT);
pinMode (echopin, INPUT);

pinMode(motor, OUTPUT);
pinMode(pump, OUTPUT);
pinMode(buz, OUTPUT);
digitalWrite(buz,LOW);

lcd.init();
lcd.backlight();
lcd.setCursor(0,0);lcd.print("   WELCOME  To  ");
lcd.setCursor(0,1);lcd.print("Automatic  Water");
delay(500); 
Serial.begin(9600);
//Write();
Read();
//analogWrite(motor, 100);
 for (int i = 0; i < 5; i ++) {
dist = data1();
data2();
delay(100); 
}
lcd.clear(); 
}

void loop(){
digitalWrite(buz,LOW);
  
if(stop==0){
if(digitalRead (in1) == 0){ //читаем первую кнопку
lcd.clear();
mode = mode+1; 
if(mode>4){mode=0;
Write();
Read();
lcd.setCursor(0,0);
lcd.print("Ok Saved Data ");
delay(1000);
}
delay(300);}
  
if(digitalRead (in2) == 0){
if(mode==1){val1 = val1+1;}
if(mode==2){val2 = val2+1;}
if(mode==3){val3 = val3+1;}
if(mode==4){val4 = val4+1;}
if(val1>9){val1=0;}
if(val2>9){val2=0;}
if(val3>9){val3=0;}
if(val4>9){val4=0;}
delay(300);
}
}

if(mode==0){
if(digitalRead (in3) == 0){stop=0;}
if(digitalRead (in4) == 0){stop=1;}

//lcd.setCursor(0,0);lcd.print("   WELCOME  To  ");

lcd.setCursor(0,0);
lcd.print("Tank Level=");
lcd.print(dist);
lcd.print("%   ");

lcd.setCursor(0,1);
lcd.print("Fill Time =");
lcd.print(result);  
lcd.print("   ");

}else{

lcd.setCursor(0,0);
lcd.print("Set Time= ");
lcd.print(val4); 
lcd.print(val3);
lcd.print(val2);
lcd.print(val1);

if(mode==4) {lcd.setCursor(10,1);lcd.print("-");} 
if(mode==3) {lcd.setCursor(11,1);lcd.print("-");}
if(mode==2) {lcd.setCursor(12,1);lcd.print("-");} 
if(mode==1) {lcd.setCursor(13,1);lcd.print("-");} 
}

//манипуляции с моторами и датчиками
if(stop==1){   
if(digitalRead (ir_stop) == 1){digitalWrite(motor, HIGH);
if(digitalRead (ir_fill) == 0){
if(stop1==0){stop1=1;
digitalWrite(motor, LOW); 
delay(200);
digitalWrite(pump, HIGH);
delay(result);
digitalWrite(pump, LOW);
//for (int i = 0; i < 10; i ++) {
//dist = data1();
//data2();
delay(200); 
//}
digitalWrite(motor, HIGH);
}
}
if(digitalRead (ir_start) == 0){stop1=0;}
}else{
digitalWrite(motor, LOW);
delay(300);
digitalWrite(buz, HIGH);
delay(300);
digitalWrite(buz, LOW);
}
}else{digitalWrite(motor, LOW);}

}
void Read(){
val1 = EEPROM.read(11); val2 = EEPROM.read(12); val3 = EEPROM.read(13); val4 = EEPROM.read(14);  
result = val4*1000+val3*100+val2*10+val1;  
Serial.println(result);  
}

void Write(){  
EEPROM.write(11, val1);EEPROM.write(12, val2);EEPROM.write(13, val3);EEPROM.write(14, val4);
}


void data2(){
dist = map(dist, 2, 30, 100, 0);
if(dist>100){dist=100;}
if(dist<0){dist=0;}  
}

long data1(){
 digitalWrite(trigpin,LOW);
 delayMicroseconds(2);
 digitalWrite(trigpin,HIGH);
 delayMicroseconds(10);
 duration=pulseIn (echopin,HIGH);
 return duration / 29 / 2; 
}

 

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