i2c vith esp master

// --------------------------------------
// i2c  vith esp master

#include <ESP8266WiFi.h>
#include <ESP8266HTTPClient.h>
#include <Wire.h>


void setup()
{
 // Wire.begin();
Wire.begin(0, 2);
  delay(500);

  Serial.begin(115200);
    delay(500);
   delay(500);
  Serial.println("\n ic2data sturen nr slave");
    delay(500);
}


 byte val = 0;

void loop()
{

  Serial.println("\n ic2data sturen nr slave");
   Serial.println(val);
   Wire.beginTransmission(8); // transmit to device #44 (0x2c)
                              // device address is specified in datasheet
  Wire.write(val);             // sends value byte
  Wire.endTransmission();     // stop transmitting

  val++;        // increment value
  if(val == 64) // if reached 64th position (max)
  {
    val = 0;    // start over from lowest value
  }
  delay(500);









 Wire.requestFrom(8, 6);    // request 6 bytes from slave device #8

  while (Wire.available()) { // slave may send less than requested
    char c = Wire.read(); // receive a byte as character
    Serial.print(c);         // print the character
  }

  delay(500);









}