![]() ![]() I used a square box, but you may use a cylinder like in the original tutorial (the square box made it easier for me to place the components inside). Look for something no less than 12 inches tall. A cardboard box: Do not underestimate the height.Folding utility knife: I used this to cut holes that were too small for scissors.Glue gun: Any glue gun will do there's no need to get something fancy.SG90 9g micro servo: This opens and closes the trap door inside the food dispenser.We plan to do other projects with some of the pieces in the box. Smraza basic starter kit for Arduino: This starter kit includes the power supply and breadboard to connect the Arduino with other components.ACEIRMC HC-SR04 ultrasonic sensor distance module: This detects if a pet is in front of the dispenser, and if true, dispenses the food.Chanzon 9v battery clip: This connects a 5V battery to our Arduino, so it can run without being attached to the computer through the USB cable.Arduino Nano : This is the brain of the project. We chose this model due to its price and size.I do not get a commission, and I encourage you to look around for the best price. ![]() Automate Red Hat Enterprise Linux with Ansible and SatelliteĪll the links are to Amazon because it is easy to see the product before buying. ![]()
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