Timed key press with ATMega32U4

pro_micro_timed-key/pro_micro_timed-key.ino

@@ -0,0 +1,31 @@
+// Presses a key every once in a while on Arduino Leonardo / Pro Micro (ATMega32U4)
+
+#include "Keyboard.h"
+
+const int waitTime = 480000; // 8 minutes
+const int buttonPin = 2;
+
+void setup() {
+  Serial.println("Starting HID");
+  pinMode(buttonPin, INPUT_PULLUP);
+  Keyboard.begin();
+}
+
+void loop() {
+  int buttonState = digitalRead(buttonPin);
+  
+  if (buttonState == HIGH) {
+    Serial.println("click");
+    
+    // press right ctrl
+    Keyboard.press(132);
+    delay(10);
+    Keyboard.release(132);
+  }
+  else {
+    Serial.println("LOW");
+  }
+  
+  // wait 8 minutes
+  delay(waitTime);
+}