1 files changed, 29 insertions(+), 2 deletions(-)

M questionsAndAnswers/questionsAndAnswers.ino

@@ 26,13 26,40 @@ void scrollVMessage(String message) {
   }
 }
 
+volatile bool motion = 0;
+
+void detectMotion() {
+  motion = true;
+}
+
+void welcome() {
+  tone(8, 4978, 40);
+  delay(100);
+  tone(8, 4978, 40);
+  lcd.clear();
+  lcd.noBacklight();
+  delay(300);
+  lcd.backlight();
+  delay(300);
+  lcd.noBacklight();
+  delay(300);
+  lcd.backlight();
+  lcd.setCursor(0, 0);
+  lcd.print("Hello!");
+  delay(1000);
+  motion = false;
+}
+
 void setup() {
+  attachInterrupt(0, detectMotion, RISING);
   lcd.init();
   lcd.backlight();
 }
 
 void loop() {
-  scrollVMessage("This is quite a long message to show in this tiny screen. =P");
-  scrollHMessage("This is quite a long message to show in this tiny screen. =P");
+  if (motion) welcome();
+  delay(100);
+//  scrollVMessage("This is quite a long message to show in this tiny screen. =P");
+//  scrollHMessage("This is quite a long message to show in this tiny screen. =P");
 }