ezLCD-4056 - 5.6" VGA Programmable IOT HMI Smart Touchscreen System

SKU: ezLCD-4056-RT

Touchscreen Type: Resistive Touch Screen


This 5th Gen ezLCD Smart LCD not only can be the heart of your GUI touchscreen but can also be your network and IOT hub of your product providing network connectivity and your full embedded system. Just add your application, packaging, test and Ship It!!! Save time, money and supply chain grief!


  • LCD: 5.6" VGA 640 x 480 pixel 262k Color TFT LCD
  • Touch Screen: Resistive or Capacitive Touch Screen
  • Processors: 180 mHz STM32F429 STMicro STM32F429 ARM M4 Processor
  • Memory: 16 MB DRAM, 2M Code Flash, 8 GB SD (USB Flash File System)
  • Network: ESP-32-WROOM Wireless Module
  • I/O: 3 Serial, 1 CANbus (requires external transceiver), 10 Parallel I/O, SPI, i2c (on QWIIC Connector)
  • Programming: OTA, USB, JTAG


  • STMCube
  • ezLCD API
  • Lua with ezLCD API
  • Micro Python with ezLCD API (Coming Q4 - 2021)
  • Arduino (on ESP-32 Processor) with ezLCD API (on STmicro processor)

The mature ezLCD API can be used by your external microcontroller or you can use the onboard processors STM32F429 or even the ESP-32 wireless processor. The ezLCD touchscreen controller is now the customizable engine for your next great product, project, or prototype platform. 5th Gen ezLCD is the Rapid Touchscreen development Platform for your next great product.

ezLCD's have been the serial Smart Touch LCD of choice for the last fifteen years for Top Tier Medical, Instrumentation and Industrial equipment manufacturers looking to outsource the GUI portion of their product. It can still be used as just the GUI portion of a product or by using a simple snap-on board be your entire product. 90% of your product is done! The ESP-32 provides not only  802.11 b/g/n (Wi-Fi, WiFi, WLAN), Bluetooth® Smart 4.x Low Energy (BLE) but also the ability to program in the Arduino IDE. Connect to any microcontroller via serial port in seconds. An ESP-32 adds OTA programming capability and WiFi and Bluetooth connectivity. If your IOT product requires a touchscreen try the ez way! A QIIC connector adds instant connectivity to 100's off the shelf i2c sensors from SparkFun and Adafruit. The ezLCD team with 26 years of designing and building LCD touchscreen products can be at your disposal. From the operating room, the laboratory, the factory and even outer space EarthLCD has helped many medical, instrument and industrial product innovators Get LCD Right the first time and on budget.


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