20×4 Red/Blue/Yellow/White/ Green VATN LCD Display

Model No. WH2004A-VATN

  • 20 Character x 4 line
  • 5×8 dots includes cursor
  • IC: ST7066
  • +5V power supply only
  • 1/16 duty cycle
  • LED type : Highlight Red / Blue / Yellow-green / White / Green LCD Display
  • LED can be driven by PIN1, PIN2 or K
  • Interface : 6800
Category:

Description

This is a 20 character by 4 line LCD display with a black background, available options red, green, blue, yellow-green and white led backlight. WH2002G VATN LCD is built-in ST7066 controller IC; it communicates 6800 interface.

The VATN display is featured with wide viewing angle and high contrast ratio, therefore, it’s very suitable for many applications.  Below are the examples for reference.

  • Industrial: Automotive application, Digital meter, UPS
  • Medical: medical device & medical equipment
  • Home appliance: audio, coffee machine, microwave oven
  • Automobile: dashboard, car audio

Drawing

Drawing

SPECIFICATIONS

SPECIFICATIONS

Interface Pin Function

Pin No. Symbol Description
1 VSS Ground
2 VDD Power supply for logic
3 VO Operating voltage for LCD
4 RS H: DATA, L: Instruction code
5 R/W Read/Write select signal
6 E Chip enable signal
7~14 DB0~DB7 Data bus line
15 Vee Negative Voltage Output
16 K Power supply for B/L –

General Specifications

General Specifications

Item Standard Value Unit
Module Dimension 98.0 × 60.0 mm
Viewing Area 77.0 × 25.2 mm
Mounting Hole 93.0 × 55.0 mm
Character Size 2.95 × 4.75 mm

 

Electrical Characteristics

Electrical Characteristics

Item Symbol Standard Value
typ.		 Unit
Input Voltage VDD 5.0 V
Recommended LCD Driving
Voltage for Normal Temp.
Version module @25°C		 VDD-VO 6.5 V

Display Character Address Code

Display Character Address Code

Display position 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 — — 20
DD RAM Address 00 01 02 13
DD RAM Address 40 41 42 53

 

DD RAM Address 14 15 16 27
DD RAM Address 54 55 56 67

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20×4 Red/Blue/Yellow/White/ Green VATN LCD Display

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