just a blinky.

flow_controller.ino

@@ -0,0 +1,15 @@
+
+void setup() {
+  pinMode(13, OUTPUT);        // Set pin 13 as output
+  Serial.begin(1151200);         // Start serial communication at 9600 baud
+}
+
+void loop() {
+  digitalWrite(13, HIGH);     // Turn the LED on
+  Serial.println("LED ON");   // Print status
+  delay(1000);                // Wait 1 second
+
+  digitalWrite(13, LOW);      // Turn the LED off
+  Serial.println("LED OFF");  // Print status
+  delay(1000);                // Wait 1 second
+}