HC4021液晶模块完全兼容，该屏内置KS0066及其兼容控制器，接口并口，显示效果为蓝底白字或黄绿底黑字，电压5/3v可选
尺寸介绍如下：
DIMENSIONAL OUTLINE 182.0(W)×33.5(H)×13.6MAX.(T) mm
VIEW AREA 154.4(W)×16.5(H) mm
EFFECTIVE V/AREA 147.5(W)×11.5(H) mm
NUMBER OF CHARACTERS 40Characters×2Lines ---
CHARACTER SIZE 3.20(W)×5.55(H) mm
DOT SIZE 0.60(W)×0.65(H) mm
DISPLAY TYPE STN/BLUE/NEGATIVE/TRANSMISSIVE
DISPLAY DOT: WHITE
COLOR
DISPLAY BACKGROUNTND: BLUE
INPUT DATA 68 SERIES
DUTY 1/16DUTY
VIEW ANGLE 6 O’CLOCK
CONTROLLER SPLC780D1 OR EQUIVALENT
BEZEL 0.6T
BACKLIGHT LED (WHITE)
OPERATING TEMPERATURE -20 oC ~70 oC
STORAGE TEMPERATURE -30 oC ~ 80 oC
脚位定义如下：
1 VSS 0V GND
2 VDD +5.0V Power Supply for logic
3 V0 -- Operating voltage for LCD
4 RS H/L H: Data L: Instruction code
5 R/W H/L H: Read L: Write
6 E H-L Chip Enable signal
7~14 DB0~DB7 H/L Data bus line
15 LEDA +5.0V
16 LEDK 0V
Power Supply for LED Back Light
