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    Let op: maandag 20 mei is het Pinksteren en worden er geen orders verzonden!

    74HC595 Display 2 x 7 segment

    Productomschrijving

    74HC595 Display 2 x 7 segment

    Bedrijfsspanning: 5v dc

    Voorbeeld sketch:

    #include
    // create shift register object (number of shift registers, data pin, clock pin, latch pin)
    ShiftRegister74HC595 sr (2, 2, 3, 4); 

    int number=99; // <--- Change it from 0 to 99

    int value,digit1,digit2,digit3,digit4;
    uint8_t  numberB[] = {B11000000, //0
                          B11111001, //1
                          B10100100, //2
                          B10110000, //3
                          B10011001, //4
                          B10010010, //5
                          B10000011, //6
                          B11111000, //7
                          B10000000, //8
                          B10011000 //9
                         };

    void setup() {
      //Count from 0 to 'number'
      countUp();
      //Count from 'number' to 0
      //countDown();  // <--- Comment countUp and uncomment countDown
      //Blink 4 times all on and all off.
      blink(); 
    }

    void loop() {

    }

    void countUp(){
      for (int i = 0; i<=number; i++){
        //Split number to digits:
        digit2=i % 10 ;
        digit1=(i / 10) % 10 ;
        //Send them to 7 segment displays
        uint8_t numberToPrint[]= {numberB[digit2],numberB[digit1]};
        sr.setAll(numberToPrint);
        //Reset them for next time
        digit1=0;
        digit2=0;
        delay(1000); // Repeat every 1 sec
      }
    }

    void countDown(){
      for (number; number>=0; number--){
        //Split number to digits:
        digit2=number % 10 ;
        digit1=(number / 10) % 10 ;
        //Send them to 7 segment displays
        uint8_t numberToPrint[]= {numberB[digit2],numberB[digit1]};
        sr.setAll(numberToPrint);
        //Reset them for next time
        digit1=0;
        digit2=0;
        delay(1000); // Repeat every 1 sec
      }
    }

    //Blink
    void blink(){
      for(int i = 0; i<4; i++){
        sr.setAllLow(); // set all pins Low (off)
        delay(1000);
        sr.setAllHigh(); // set all pins High (on)
        delay(1000);
      }
    }

    Productspecificaties

    Artikelnummer
    X93

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    74HC595 Display 2 x 7 segment
    74HC595 Display 2 x 7 segment
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