The 16×2 LCD display is a classic in ... too — he came up with 24 different fonts! Our favorite is the one he calls “Tron,” which looks a bit like the magnetic character recognition font ...

To communicate with each LCD via I2C, two TCA9548A I2C multiplexers are connected to an Arduino ... a 16×4 display made out of 16×4 displays? Sure, adding smooth scrolling might become a bit ...