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  1.  
  2. #include <Wire.h>
  3. #include <Keypad.h>
  4.  
  5. const byte rows = 4;
  6. const byte cols = 4;
  7.  
  8. char keys[rows][cols] = {
  9.   {
  10.     '1','2','3','A'    }
  11.   ,
  12.   {
  13.     '4','5','6','B'    }
  14.   ,
  15.   {
  16.     '7','8','9','C'    }
  17.   ,
  18.   {
  19.     '*','0','#','D'    }
  20. };
  21. char dostep [4]={
  22.   '0','0','0','0'};
  23. byte rowPins[rows] = {
  24.   11,10,9,8};
  25. byte colPins[cols] = {
  26.   7,6,5,4};
  27.  
  28. Keypad keypad = Keypad(makeKeymap(keys), rowPins, colPins, rows, cols);
  29.  
  30. void setup()
  31. {
  32.   Serial.begin(9600);
  33. }
  34. int licznik =0;
  35. void loop()
  36. {
  37.   char key = keypad.getKey();
  38.   if(key != NO_KEY)
  39.   {
  40.     Serial.print("Wcisnieto : ");
  41.     Serial.print(key);
  42.     Serial.print(" .\n");
  43.     analogWrite(3,255);
  44.     delay(100);
  45.     analogWrite(3,0);
  46.     if (key=='#')
  47.     {
  48.  
  49.       if (dostep [0]=='1' && dostep [1]=='2' && dostep [2]=='3' && dostep [3]=='4')
  50.       { 
  51.         analogWrite(3,255); //dioda
  52.         delay(500);
  53.         analogWrite(3,0);
  54.         analogWrite(2,255);//relay
  55.         delay(5000);
  56.         analogWrite(2,0);
  57.         Serial.println("dostep");
  58.  
  59.       }
  60.       Serial.print("\n");
  61.       Serial.println("RESET");
  62.       licznik=0;
  63.       for (int i =0; i<=3;i++)
  64.         dostep[i]=0;
  65.     }
  66.     if (key!='#')
  67.     {
  68.       dostep[licznik]=key;
  69.       licznik++;
  70.     }
  71.     Serial.print("licznik: ");
  72.     Serial.println(licznik);
  73.     //wypisanie zawartosci tablicy
  74.     Serial.print(dostep[0]);
  75.     Serial.print("  ");
  76.     Serial.print(dostep[1]);
  77.     Serial.print("  ");
  78.     Serial.print(dostep[2]);
  79.     Serial.print("  ");
  80.     Serial.print(dostep[3]);
  81.     Serial.print(" \n");
  82.     if (licznik ==4)
  83.       licznik=0;
  84.  
  85.   }
  86.  
  87. }
  88.  
  89.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin
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Standard input is empty
compilation info 
prog.cpp:2:18: fatal error: Wire.h: No such file or directory
 #include <Wire.h>
                  ^
compilation terminated.
stdout
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Standard output is empty
https://ideone.com/DhYPIi
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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