Working Blink Sketch

src/main.cpp

@@ -1,14 +1,19 @@
 #include <Arduino.h>
 
-int myFunction(int, int);
+#define LED_BUILTIN 48
 
 void setup() {
-  int result = myFunction(2, 3);
+  delay(1000);
+
+  Serial.begin(115200);
+  Serial.println("ESP32-S3 Blink Starting...");
+  pinMode(LED_BUILTIN, OUTPUT);
 }
 
 void loop() {
-}
-
-int myFunction(int x, int y) {
-  return x + y;
+  Serial.println("Beep Beep...");
+  digitalWrite(LED_BUILTIN, HIGH);
+  delay(500);
+  digitalWrite(LED_BUILTIN, LOW);
+  delay(1000);
 }