Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 keyboard ... has you start each line of code with a line number, and doesn’t allow for character editing once ...

Inside [Klaus]’ device is an Arduino Uno, an HC-SR04 ultrasonic distance sensor, and an Adafruit Wave Shield. Originally, this parking/distance sensor used a small TFT to display the distance to ...