LCD Character Module

LCD character module
LCD character module 2004
Model No. ADM2004D
►LCD character module 20x4
►5x8 dots includes cursor
►Bulit-in controller (ST7066 or Equivalent)
►+5V power supply (Also available for +3V)
►1/16 duty cycle
►Easy interface with 4-bit or 8-bit MPU

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Product Details

LCD character module

LCD character module 2004
Model No. ADM2004D

►LCD character module 20x4
►5x8 dots includes cursor
►Bulit-in controller (ST7066 or Equivalent)
►+5V power supply (Also available for +3V)
►1/16 duty cycle
►Easy interface with 4-bit or 8-bit MPU

Description of LCD character module2004
Amotec ADM2004D is a LCD Character module 20x4 display which is built in with ST7066 controller IC; its default interface is 6800 4/8-bit parallel.LCD Character module ADM2004D is available in several different colors of LCD including yellow-green ,blue and grey.

Features

•5x8 dots

•Built-in controller (ST7066or equivalent)

•+5V power supply (also available for =3.0V)

•1/16 duty cycle

•Easy interface with 4-bit or 8-bit MPU

•Backlight optional

• 20x4 characters

Outline dimension

图片31_副本.pngUnit: mm

Absolute maximum ratings

Item

Symbol

Standard

Unit

Power voltage

VDD-VSS

-0.3

-

7.0

V

Input voltage

VIN

-0.3

-

VDD+0.3

Operating temperature range

Top

0

-

+50

Storage temperature range

Tst

-10

-

+60

*Wide temperature range is available
(operating/storage temperature as –20~+70/-30~+80℃)

Interface pin description

Pin no.

Symbol

External connection

Function

1

VSS

Power supply

Signal ground for LCM (GND)

2

VDD

Power supply for logic for LCM

3

V0

Contrast adjust

4

RS

MPU

Register select signal

5

R/W

MPU

Read/write select signal

6

E

MPU

Operation (data read/write) enable signal

7~10

DB0~DB3

MPU

Four low order bi-directional three-state data bus lines.
Used for data transfer between the MPU and the LCM.
These four are not used during 4-bit operation.

11~14

DB4~DB7

MPU

Four high order bi-directional three-state data bus lines.
Used for data transfer between the MPU

15

LED+

LED BKL power Supply

Power supply for BKL (Anode)

16

LED-

Power supply for BKL (GND)

图片16_副本.png

FAQ

1.How many LED colors are available for LCD character module
The LED is available in several different backlight colors including blue, green, white, yellow-green, amber, red, white, and RGB.

2.How does Amotec guranteed the quality?
Answer: Amotec has passed ISO9001:2008 certification. ISO principle is carried out in daily activities. The quality is strictly controlled in designing, material incoming, production process, equipment, management and checking and the rejects are not allowed to flow at any circumstances.

3.What is your company phone number ?
It’s 0086-592-5716899 or cell phone 0086-18950056029.

4.Can I get some samples?
Answer: Sample order is welcome.Price would be negotiated bassed on bigger quantity. Free samples are also available.

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