scanf pour arduino

Quelque chose comme:

char incomingBytes[10];
int vals[6];

void setup() {
  Serial.begin(9600); 
}

void loop() {
 
  if (Serial.available() > 0) {
    Serial.readBytesUntil('\n', incomingBytes, sizeof(incomingBytes) / sizeof(char) );
   vals[0] = atoi(incomingBytes);
    Serial.print("I received: ");
    Serial.println(vals[0], DEC);      // In my case, I need to write that: Serial.println(incomingByte-48, DEC);
  }
}

?