While the basic concept of LEGO bricks ... were an H-bridge driver to operate the motor and an ESP8266 to generate PWM signals. In order to keep the bricky appearance of the train engine intact ...

A Lego replica of the Forth Bridge, made from around 100,000 bricks, is to go on display in Edinburgh. The 26ft (8m) long display features two working replica train tracks and was created by a ...

While the basic concept of LEGO bricks ... were an H-bridge driver to operate the motor and an ESP8266 to generate PWM signals. In order to keep the bricky appearance of the train engine intact ...