Скачать или смотреть Halloween 2018, Dropping Spider on Doorbell - Anything Arduino ep. 31

It is Halloween and finally my kids are starting to interest themselves in making scare installations :)
In this episode we use information we learned in episode 18 - the Ping or ultrasonic distance sensor to sense when someone wants to press the doorbell. When that happens we use code from the example Servo - sweep to drop a fake spider down on the visitors hand. Setup for some icechilling screams!
Check out episode 18 for the Ping code:    • Adding the Ping sensor to the robot [Anyth...  

All episodes of Anything Arduino:    • Rock solid encoders with Hardware Debounce...  

Ebay link to buy the HC-SR04 ultrasonic distance sensor:
https://rover.ebay.com/rover/1/711-53...

Ebay link to buy the servo used SG90:
https://rover.ebay.com/rover/1/711-53...