1602A Character type LCD display

Character dot matrix LCD Introduction, According to the displayed capacity can be divided 16×1 (161)、16 x2(162)、20×2（202）and 16×4(164)etc Character liquid crystal display.These LCD shows vary in number of words,But they all have the same input output interface. Character type LCD1602 appearance with pins, 1602 uses the standard 16 pin interface, each pins are as follows
1 PIN: VSS 2 PIN:VDD, +5V 3 PIN:VE 4 PIN:D/I, Register selection signal (data/instruction selection side) High electricity peacetiome select the data register、low electricity peacetiome select the instruction register, controller HD44780 AIP31066 SPLC780，For small instrument industry