#1	Easy to use Less IO ports are occupied only four VCC GND SDA serial data line SCL serial clock line
#2	Support IIC protocol The I2C LCD1602 library is provided so you can call it directly
#3	With a potentiometer used to adjust backlight and contrast
#4	Power supply 5V Address of the module 0x27 0x3F
#5	NOYITO LCD1602 IIC Module Test Program Schematic Library test code and Instructions https1drvmsusAlzQUCOyZQhKgQ68AnBISlQ6vIdWecyvQZW