On Paper: Understanding the Pins of the LCD (pinout) and Their Functions
Each of the pins on the LCD have their own functions.
#1 pin: VSS - Ground
#2 pin: VDD - 5v Supply
#3 pin: V0 - contract Adjustment
#4 pin: RS - Register Select Signal
#5 pin: RW - Read/Write
#6 pin: Enable
#7, #8, #9, #10 pins: Low Data Lines
#11, #12, #13, #14 pin: High Data Lines
#15 pin: Anode or + LED backlight
#16 pin: Cathode or - LED backlight
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