int a= 65; // Your integer value to send

void setup() {
  Serial.begin(9600); // Set receive buffer size to 128 bytes
  }

void loop(){
  int myInteger = 500; // Example integer value
  char charArray[6]; // Create an array to hold the characters (long enough for your integer)

  // Convert the integer to a string
  sprintf(charArray, "int=%d", myInteger);

  // Send the character array
  Serial.write(charArray, strlen(charArray));
  

              delay(1000); // Delay for 1 second (adjust as needed)
              }