If the analog output (AO) of the module is connected to an analog input (for example A0) on the Arduino you can expect to read a value of 0 (0V) when in its upright position and 1023 (5V) when it is ...

Reasonably priced add-on sensor modules are now ... deceleration of an object, or tilt of a platform with respected to earth axis. There lots of good resources out there in the web for accelerometers ...

[Edward], creator of the Cave Pearl project ... sensor on the I2C bus — these sensors are cheap and readily available. This isn’t about connecting a temperature sensor in your Arduino.

This project uses a Raspberry Pi 2 or 3, an Arduino Uno, some servos, and a USB webcam. The end result is a camera mounted to the servo that’s controlled by the Arduino. Everything else is ...