How to automate reversing tracks on your DC two-rail railway layout using Arduino.

Capacitive Board (CapBoard) is a device based on Arduino Nano for turning conductive objects into a capacitive sensor to detect the touch.

Robotic arm mimics human arm movement with MEMS and e-compass based and transmitted thru Bluetooth.

Use Aduino NANO for control Rc Servo to tell the Time clock, along with a RTC module DS3231 for time keeping