Pet feeder timer
I want to build a pet feeder on an Arduino Uno with an SG90 servo that opens a food flap twice a day using a DS3231 real-time clock.
Parts
Arduino Uno R3 CH340G ATmega328P Board In stock
DS3231 RTC Module In stock
SG90 9g Micro Servo Motor In stock
Dupont Jumper Wire Kit (M-M, M-F, F-F, 20cm, 22AWG, ) In stock
USB Type A to B Cable (1m) In stock
Pins, wiring and code
The pin table, the wiring steps and the code for this build are in Soldr. Start this build on Soldr - you can change it before you buy.