Raspberry Pi and Arduino - Go to The Next Level - LCD Screen - Circuit

This video tutorial guides viewers through setting up a 16x2 LCD screen using Tinkercad and a breadboard. It covers connecting the ground and VCC, using a potentiometer to adjust screen luminosity, and connecting various pins with color-coded wires. The tutorial also warns against using certain pins for serial communication to avoid errors. The video concludes with a review of the complete circuit setup.

Describe the connections made for the R pin in the LCD circuit.

How can you use analog pins as digital pins in the circuit?

What is the function of the E pin in the LCD connection?