#define PIN_HORZ A0
#define PIN_VERT A1
#define PIN_SEL 2

int valueHorz = 0;
int valueVert = 0;
int valueSel = 0;

void setup() {
  // put your setup code here, to run once:
  pinMode(PIN_SEL, INPUT);
  Serial.begin(9600);
}

void loop() {
  // put your main code here, to run repeatedly:
  valueHorz = analogRead(PIN_HORZ);
  Serial.print("HORZ: ");
  Serial.println(valueHorz);
  valueVert = analogRead(PIN_VERT);
  Serial.print("VERT: ");
  Serial.println(valueVert);
  valueSel = digitalRead(PIN_SEL);
  Serial.print("SEL: ");
  Serial.println(valueSel);
  delay(1000);
}