ARDUINO

#include <TM1638.h>

#define trigPin 12
#define echoPin 11

void setup() {
  Serial.begin (9600);
  pinMode(trigPin, OUTPUT); //Pin, do którego podłączymy trig jako wyjście
  pinMode(echoPin, INPUT); //a echo, jako wejście
}

void loop() {
  Serial.print(zmierzOdleglosc());
  Serial.println(" cm");

  delay(500);
}

int zmierzOdleglosc() {
  long czas, dystans;

  digitalWrite(trigPin, LOW);
  delayMicroseconds(2);
  digitalWrite(trigPin, HIGH);
  delayMicroseconds(10);
  digitalWrite(trigPin, LOW);

  czas = pulseIn(echoPin, HIGH);
  dystans = czas / 0.58;

  return dystans;
}


const int strobe = 7;
const int clock = 9;
const int dat

/*
 * REUK.co.uk - February 2016
 * Useful function to test if one of the eight user input buttons
 * on a TM1638 module is currently being pressed.
 */

// The byte buttons is the value returned by the TM1638 to indicate
// which buttons are currently being pressed.
byte buttons;



// define a module on data pin 8, clock pin 9 and strobe pin 7
TM1638 module(8, 9, 7);

void setup(){}

void loop(){
 // The buttons S1 to S8 have the following values:
 // S1 = 1, S2 = 2, S3 = 4, S4 = 8, S5 = 16, S6 = 32, S7 = 64, S8 = 128
 // If multiple buttons are pressed simultaneously, add their values together.

 // DEMONSTRATION - Loop through the 8 buttons, testing each to see if it is
 // currently being pressed. If a button is being pressed, show its number (1-8)
 // on the LED display...Leave it displayed until a different button is pressed.
 for(int buttonToTest = 1; buttonToTest < 9; buttonToTest++){
   // Let the TM1638 process the button inputs
   buttons = module.getButtons();
   if(isButtonBeingPressed(buttonToTest)){
     // This button (buttonToTest) has been found to be pressed, so display it's number S1-S8
     module.setDisplayToDecNumber(buttonToTest, 0, false);
   }
 }
}

// This function will return true if a particular button n is currently being pressed.
boolean isButtonBeingPressed(int n){
 // Button 1 status shown by bit0 of the byte buttons returned by module.getButtons()
 // Button 2 status shown by bit1 or the byte buttons ...
 // Button 3 status shown by bit2...etc

 // n - the number of the button to be tested) should be an integer from 1 to 8
 if(n < 1 or n > 8) return false;

 // Read in the value of getButtons from the TM1638 module.
 buttons = module.getButtons();

 // Which bit must we test for this button?
 int bitToLookAt = n - 1;

 // Read the value of the bit - either a 1 for button pressed, or 0 for not pressed.
 byte theValueOfTheBit = bitRead(buttons, bitToLookAt);

 // If the button is pressed, return true, otherwise return false.
 if(theValueOfTheBit == 1)
   return true;
 else
   return false;
}