for instance Arduino, you would need atleast 6 I/O pins to talk to the LCD. However, if you use an LCD module with I2C interface, you only need 2 lines to process the display information. Now a days, ...

Adafruit has made an I2C interface for four rotary encoders. It comes in the form of a PCB ... “You can use our Arduino library to control and read data with any compatible microcontroller. We also ...