In the setup () function we set the pins were the LDR are connected as INPUTs and position the servo motor at 90° then wait for a 2 seconds before the code execution inside the loop (). In the loop () ...

Via the BlueTooth link, the motor can be set up and controlled the same as with a serial connection, but instead of a serial connector, the FB4 module is equipped with an antenna. The module can be ...

An Arduino is used to determine the servo’s current position versus the desired position, and it turns the motor accordingly with a BTS7960 motor driver.

Making a servo tester using an Attiny85 micro chip, Attiny45 also works for this project. This diy servo tester is as good as ...