RPi & LCD 
RPi & LCD is a project which uses Raspberry Pi GPIO and Python to display string messages on a LCD 16x2 module (2 lines, 16 chars per line).
Used in Raspberry Pi GUI & Camera project.
SW: Python 3.7.3, adafruit_character_lcd, digitalio, threading
HW: Pi Model 3B V1.2, LCD 1602 module (HD44780, 5V, Blue backlight, 16 chars, 2 lines), Bi-Polar NPN Transistor (2N3904 or eq) x2, potentiometer x1, resistors x4
Keywords
Raspberry Pi GPIO
LCD 1602 module, NPN transistors, potentiometer, resistors
Python callbacks, events & threading
HW Layout and connections
