LCD 2004A 20X4 Alphanumeric Display with Blue Backlight Pre-soldered PCF8574 I2C Adapter Board

LCD 2004a 20×4 Blue color display is very basic module and is very commonly used in various devices and circuits. These modules are preferred over seven segments and other multi segment LEDs.

20X4 Character Liquid Crystal Display is designed to display letters, numbers, symbols, dot matrix. This 2004A LCD 20X4 Character LCD can display 4 lines of 20 characters. Support 4-bit and 8-bit data transfer mode. Offers 5×7 matrix + cursor display mode.

In a 20×4 LCD module, there are four rows in display and in one row twenty character can be displayed and in one display eighty characters can be shown. This liquid crystal module uses HDD44780.

20×4 character liquid crystal display interfacing code is easily accessible. We just required eleven input and output pinouts for the interfacing of the LCD screen. The input supply for this module is three volts or five volts, with that module other components like PIC, Raspberry PI, Arduino.

Features:

• 20 Characters x 4 Lines
• Built-in HD44780 Equivalent LCD Controller
• Works directly with ATMEGA, ARDUINO, PIC and many other microcontroller/kits.
• 4 or 8 bit data I/O interface
• Low power consumption

LCD 2004a 20X4 Specifications:

• DISPLAY FORMAT: 20 Characters x 4 Lines
• DOT MATRIX (W X H): 5 x 8 Dots
• CHARACTER SIZE (W X H): 2.95 x 4.75 mm
• CHARACTER PITCH (W X H): 3.55 x 5.35 mm
• LCD DRIVER IC: ST7066U (or equivalent)
• INTERFACE: 4-bit Parallel and 8-bit Parallel
• LCD MODULE DIMENSIONS (W X H X D): 98 x 60 x 13.6 (MAX) mm
• VIEWING AREA (W X H): 77 x 25.2 mm
• DOT SIZE (W X H): 0.55 x 0.55 mm
• DOT PITCH (W X H): 0.6 x 0.6 mm
• DRIVING METHOD: 1/16 Duty
• OPERATING TEMPERATURE: -20 ~ 70°C

Note:

The i2c module is pre soldered to the display pins.