upload an example code

Author: beakthoven

main.cpp

@@ -0,0 +1,31 @@
+#include <Arduino.h>
+
+void serialEvent() {
+}
+
+void serialEvent1() {
+	serialEvent();
+}
+void serialEvent2() {
+	serialEvent();
+}
+void serialEvent3() {
+	serialEvent();
+}
+
+
+void setup() {
+	Serial.begin(9600);
+	Serial.print("started\n");
+	pinMode(LED_BUILTIN, OUTPUT);
+}
+
+void loop() {
+	Serial.print("loop iter\n");
+	digitalWrite(LED_BUILTIN, HIGH);// turn the LED on (HIGH is the voltage level)
+	Serial.print("1\n");
+	delay(500);
+	digitalWrite(LED_BUILTIN, LOW);
+	Serial.print("0\n");
+	delay(500);
+}