20x4 글자 LCD 입니다.. 5V 용입니다. 고품격의 청백(BLUE-WHITE) LED 바탕색 입니다. 백색 글씨입니다.  모듈크기 (98.0mm × 60.0mm × 14.0mm) 표시크기 (76.0mm × 26.0mm) 글자크기 (2.95mm X 4.35mm) 핀사양 핀번호  핀명 설명  1 VSS  VSS ground power  2 VDD  VDD of 5V positive power  3 VO  VO is the LCD display contrast adjustment terminal connected to the positive power supply contrast weakest grounded power, highest contrast, the contrast is too high will produce "ghosting", can be used by a 10K potentiometer to adjust the contrast  4 RS RS register select data register high, low, select the instruction register.  5 R/W R / W for read and write signal line, high read operation is low when a write operation. When the RS and RW can write low instruction or display address when RS is high when the low RW can read busy signal when RS is high RW can write low data. 6 E E end is to enable end when E Duanyou high jump becomes low, the LCD module execute the command. 7~14 DO~D7 D0 ~ D7 8-bit bi-directional data line. 15 LEDA backlight power supply positive 16 LEDK backlit negative supply
	< 핀을 연결한 모습 입니다.> <실제 제품에는 핀은 납땜하지 않고 드립니다. >