The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...
If you frequently use a 3D printer for your projects then you may experience issues calculating the material weight and length usage. If so, then you might be interested in this project using Arduino.