void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  static uint8_t circularBuffer[16];
  uint8_t *ptr = &circularBuffer[0];
  Serial.println((int)ptr);
  Serial.println((int)&circularBuffer[0]);
}

void loop() {
  // put your main code here, to run repeatedly:

}