(address selection pads in the lcd backpack) Reference circuit diagram of an Arduino-compatible LCD backpack is shown below. What follows next is information on how to use one of these inexpensive ...

The Arduino Uno R4 is to have a Renesas RA4M1 32-bit Arm Cortex-M4 microcontroller, ... Renesas RA4M1 super-set block diagram. 48pin versions do not miss out on many major peripherals, except the LCD ...