清达光电生产的HC2041液晶模块完全兼容金鹏电子的OCMC4X20液晶模块，该屏内置UCI7066及其兼容控制器，显示效果为蓝底白字或黄绿底黑字，电压5/3v可选，接口为并口。该屏为字符液晶可显示4行一行显示20个数字或英文。

    尺寸介绍如下：

DIMENSIONAL OUTLINE 98.0(W)×60.0(H)×14.0MAX.(T) mm

VIEW AREA 76.0(W)×26.0(H) mm

EFFECTIVE V/AREA 70.105(W)×20.76(H) mm

NUMBER OF CHARACTERS 20Characters×4Lines ---

CHARACTER SIZE 2.94(W)×4.74(H) mm

DOT SIZE 0.54(W)×0.54(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

显示效果图如下：