4.3" Smart, Touch LCD

AMAZING third generation, intelligent, all-on-one, touchscreen "ezLCD" technology. Highly functional, flexible, cost-effective alternative to buttons, switches, character modules, STN displays, or more complex graphic touch displays. Easy-to-program via USB development cable (sold separately) and your own PC!
Simple ASCII command-driven operation using our free serial terminal program (included). Command set is intuitive and includes a multitude of fonts, images, and sample macros included to get you going fast! Widgets include: analog meter, buttons, checkbox, dial, radio button, slider, and others! Works with any micro-controller, including Arduino!

OEM Pricing - Quantity Breaks Available

Optional Panel Mount Bezel available NOW

  • 4.3" color TFT LCD
  • 480 x 272 resolution
  • 65,536 colors (16-bit)
  • 400 nits brightness - LED backlight
  • 500 : 1 contrast ratio
  • Integrated 4-wire resistive touchscreen
  • Powerful 16-bit micro-controller
  • 4 MB flash memory for storing fonts, bitmaps, and macros
  • USB 2.0 and TTL serial interfaces
  • Overall outline dimensions: 5.31 x 2.91 x .815 inches
  • 3.3V operating voltage
  • Extremely low power: 180mA Typical
  • -20° to 70C° operating temperature
  • RoHS compliant
  • Windows 7, XP, Linux, and OSX operating system compatible
  • Use as a graphic client or as a stand alone controller
  • Optional USB development cable, panel mount bezel, engineering development kit

Price: $159.00
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Related Items
Engineering Development Kit

Kit Includes: EDK board, Two USB 2.0 to mini USB cables,
3.7v lithium battery, standoffs, jumper shunts, and a screwdriver.
Compatible with ezLCD-301 and future 30X models ezLCD-30X
Interface connector on board.
Full-featured EDK board with
RS-232, RS-485 interfaces
two mini USB connectors:
ezLCD-301/30X power and flash drive access. Measure
voltage, current, and temperature; 3.7v lithium battery support.

  • I2C temperature sensor
  • I2C ambient light sensor
  • 3.7v lithium battery support: charger, two connectors,
    power switch
  • Piezo buzzer and external buzzer connector
  • LED drivers
  • Interfaces: RS-485, RS-232 (DB9)
  • I2C memory pad provisions
  • USB to serial bridge with mini-USB connector
  • 40-pin interface jumper matrix
  • Reset button
  • 10-pin terminal block with LED indicators
  • 10-pin terminal block for RS-232, RS-485, I2C hardwire
  • Built in 10:1 voltage divider
  • Voltage and current measurement
Price: $99.00
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Boost your signal, connectivity and power options
with the ezLCD I/O Expander Board

Ideal for distributed control systems, point of information or
signage display applications, the I/O Expander Board
seamlessly connects to any ezLCD-3xx smart, touch LCD
to create a fully integrated, managed display system.

As an accessory to the ezLCD family, the I/O Expander Board
provides engineers multiple options for power, interface, number
of I/O ports, signal distance, and utilization of audio feedback.
Interface options include: RS-232 and RS-485. RS-232 delivers
signal strength up to 50', and RS-485 multi-drop connectivity
distances of over one mile!

When connected to any ezLCD-3xx product, the I/O
Expander Board:

  • Expands the power input range from 4.5v to 50v
    AC or DC
  • Expands interface options by providing RS-485
    (half and full duplex) and RS-232
  • Delivers RS-485 multi-drop connectivity spanning
    over a mile, and RS-232 connectivity up to 50 feet
  • Expands the number of I/O's to 26 - two analog,
    twenty-four digital
  • Provides audio feedback via beeper
Price: $69.00
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Plastic Bezel designed for use with ezLCD-304's plastic bracket.
Price: $10.00
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USB Type A Male / Mini-B Male Cable, 5 Pin, Black, 6 ft
Price: $4.00
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USB/Serial Cable for ezLCD-30X Products
Price: $10.00
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USB/Serial Cable for ezLCD-30X Products
Price: $10.00
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For product manual, software, and other documentation, please visit the Download Center

 ezLCD-304 Data Sheet

 ezLCD Open Forum - Open technical forum on Yahoo for ezLCD