Coffee Machine Water Auto-Refill Upgrade

Everybody hates it when they want the drink a cup of coffee and the water tank is empty. Here is the solution!

Dec 27, 2017

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5 respects

Components and supplies

Arduino Nano R3

Project description

Code

the code

c_cpp

1int count = 0;     
2int zeit = 350;// 600 = 1min //60= 6sek/ 10 = 1sek
3
4    
5bool pumpen = 0;
6
7
8
9
10void setup() {
11
12
13  pinMode(10   , OUTPUT); // Relais fr Pumpe
14  digitalWrite(10,0);
15 // pinMode(11,OUTPUT);   // Nur zum Test als VCC fr einen Schalter
16  attachInterrupt(digitalPinToInterrupt(2),TankEndlage,RISING);//Schalter   fr Tank entnommen?
17  attachInterrupt(digitalPinToInterrupt(3),Sensor,RISING);   // Sensor von der Kaffeemaschine
18}
19
20
21void wait()
22{
23  delay(100);
24   count++;
25}
26
27void loop() {
28
29
30  if(digitalRead(3)==1 && digitalRead(2)==0)
31   {
32    delay(1000);
33    if(digitalRead(3)==1)
34    {
35       pumpen=HIGH;
36     }
37   
38  }
39
40  while(count<zeit && pumpen==HIGH && digitalRead(2)==LOW)
41   {
42    digitalWrite(10,1);
43    wait();
44  }
45 
46  //Rcksetzen wenn   while nicht mehr erfllt ist
47  count = 0;
48  pumpen= LOW;
49  digitalWrite(10,0);
50   
51
52  
53  
54}
55
56//Interruptroutinen der Sensoren/Schalter
57void Sensor()
58{
59   delay(1000);
60  if (digitalRead(3)==1)
61  {
62      pumpen= HIGH;
63  }
64
65}
66
67   void TankEndlage ()
68{
69  pumpen=LOW;
70 // digitalWrite(10,0);
71
72} 
73
74
75

int count = 0;     
int zeit = 350;// 600 = 1min //60= 6sek/ 10 = 1sek

    
bool pumpen = 0;




void setup() {


  pinMode(10   , OUTPUT); // Relais fr Pumpe
  digitalWrite(10,0);
 // pinMode(11,OUTPUT);   // Nur zum Test als VCC fr einen Schalter
  attachInterrupt(digitalPinToInterrupt(2),TankEndlage,RISING);//Schalter   fr Tank entnommen?
  attachInterrupt(digitalPinToInterrupt(3),Sensor,RISING);   // Sensor von der Kaffeemaschine
}


void wait()
{
  delay(100);
   count++;
}

void loop() {


  if(digitalRead(3)==1 && digitalRead(2)==0)
   {
    delay(1000);
    if(digitalRead(3)==1)
    {
       pumpen=HIGH;
     }
   
  }

  while(count<zeit && pumpen==HIGH && digitalRead(2)==LOW)
   {
    digitalWrite(10,1);
    wait();
  }
 
  //Rcksetzen wenn   while nicht mehr erfllt ist
  count = 0;
  pumpen= LOW;
  digitalWrite(10,0);
   

  
  
}

//Interruptroutinen der Sensoren/Schalter
void Sensor()
{
   delay(1000);
  if (digitalRead(3)==1)
  {
      pumpen= HIGH;
  }

}

   void TankEndlage ()
{
  pumpen=LOW;
 // digitalWrite(10,0);

}

the code

c_cpp

1int count = 0;     
2int zeit = 350;// 600 = 1min //60= 6sek/ 10 = 1sek
3
4   
5bool pumpen = 0;
6
7
8
9
10void setup() {
11
12
13  pinMode(10  , OUTPUT); // Relais fr Pumpe
14  digitalWrite(10,0);
15 // pinMode(11,OUTPUT);  // Nur zum Test als VCC fr einen Schalter
16  attachInterrupt(digitalPinToInterrupt(2),TankEndlage,RISING);//Schalter  fr Tank entnommen?
17  attachInterrupt(digitalPinToInterrupt(3),Sensor,RISING);  // Sensor von der Kaffeemaschine
18}
19
20
21void wait()
22{
23  delay(100);
24  count++;
25}
26
27void loop() {
28
29
30  if(digitalRead(3)==1 && digitalRead(2)==0)
31  {
32    delay(1000);
33    if(digitalRead(3)==1)
34    {
35       pumpen=HIGH;
36    }
37   
38  }
39
40  while(count<zeit && pumpen==HIGH && digitalRead(2)==LOW)
41  {
42    digitalWrite(10,1);
43    wait();
44  }
45 
46  //Rcksetzen wenn  while nicht mehr erfllt ist
47  count = 0;
48  pumpen= LOW;
49  digitalWrite(10,0);
50  
51
52  
53  
54}
55
56//Interruptroutinen der Sensoren/Schalter
57void Sensor()
58{
59  delay(1000);
60  if (digitalRead(3)==1)
61  {
62      pumpen= HIGH;
63  }
64
65}
66
67  void TankEndlage ()
68{
69  pumpen=LOW;
70 // digitalWrite(10,0);
71
72} 
73
74
75

int count = 0;     
int zeit = 350;// 600 = 1min //60= 6sek/ 10 = 1sek

   
bool pumpen = 0;




void setup() {


  pinMode(10  , OUTPUT); // Relais fr Pumpe
  digitalWrite(10,0);
 // pinMode(11,OUTPUT);  // Nur zum Test als VCC fr einen Schalter
  attachInterrupt(digitalPinToInterrupt(2),TankEndlage,RISING);//Schalter  fr Tank entnommen?
  attachInterrupt(digitalPinToInterrupt(3),Sensor,RISING);  // Sensor von der Kaffeemaschine
}


void wait()
{
  delay(100);
  count++;
}

void loop() {


  if(digitalRead(3)==1 && digitalRead(2)==0)
  {
    delay(1000);
    if(digitalRead(3)==1)
    {
       pumpen=HIGH;
    }
   
  }

  while(count<zeit && pumpen==HIGH && digitalRead(2)==LOW)
  {
    digitalWrite(10,1);
    wait();
  }
 
  //Rcksetzen wenn  while nicht mehr erfllt ist
  count = 0;
  pumpen= LOW;
  digitalWrite(10,0);
  

  
  
}

//Interruptroutinen der Sensoren/Schalter
void Sensor()
{
  delay(1000);
  if (digitalRead(3)==1)
  {
      pumpen= HIGH;
  }

}

  void TankEndlage ()
{
  pumpen=LOW;
 // digitalWrite(10,0);

}

Downloadable files

The schematic

I needed this much volts , because the valve for the water needed more than the +12V which where printed onto the spec. The sensor is like mentioned before the same as the coffee machine uses.

The schematic

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FelixAdiy

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