Section 3: L293D Motor Controller IC. The purpose of using this IC is to control the direction for the motor and also the speed of rotation of the motor. L293D Datasheet. Section 4: LCD Display to ...

but since this post is about “interfacing an arduino with a serial lcd controller”, i’m quite disappointed. old lcd panels in my junk box: 4. lcd panels with serial controller: none.

The build relies on an Arduino Uno as the brains. It’s equipped with an L293D motor driver shield to run two DC gear ... and a MIDI dongle on the other side serves as the interface point to ...