ESP32 HMI 1.9in LCD Smart Display LVGL WiFi Bluetooth Arduino CH340

🔧 ESP32 HMI 1.9-inch LCD Smart Display Board | AuscomTech

This compact ESP32 HMI board combines a wireless microcontroller with a built-in 1.9-inch IPS TFT screen for embedded display and control projects.

It provides WiFi, Bluetooth, USB programming via CH340, 4MB flash memory, and a 170 × 320 colour interface suitable for LVGL, Arduino, and MicroPython development.

Typical use includes IoT dashboards, smart home controls, sensor monitors, compact menu systems, and custom graphical interfaces.

⭐ Key Features

• Integrated IPS Screen – 1.9-inch colour TFT panel with clear viewing angles and 170 × 320 resolution.
• Wireless ESP32 Platform – Built-in WiFi and Bluetooth for connected projects, remote control, and IoT applications.
• LVGL Compatible – Suitable for creating graphical interfaces with buttons, menus, gauges, icons, and status screens.
• Arduino Development Support – Works with Arduino IDE using suitable ESP32 board support, libraries, and display examples.
• CH340 USB Interface – Onboard USB-to-serial chipset for firmware upload and serial debugging.
• 4MB Flash Storage – Provides memory for firmware, interface assets, and application code.
• Factory Demo Loaded – Supplied with a basic sample program for initial display testing.
• Compact Board Format – Small 65.0 × 32.0mm module size for portable and embedded builds.

📊 Technical Specifications

• Product Type: ESP32 HMI smart display development board
• Module: ESP32-WROOM-1
• MCU: Dual-core ESP32
• Clock Frequency: Up to 240MHz
• SRAM: 512KB
• ROM: 384KB
• Flash Memory: 4MB
• Wireless: WiFi + Bluetooth
• USB-to-Serial Chip: CH340
• Display Size: 1.9 inch
• Display Type: IPS TFT LCD
• Resolution: 170 × 320 pixels
• Colour Depth: 16-bit colour
• Driver IC: ST7789
• Touch Input: Not supported
• Visible Area: 42.72 × 22.70mm
• Module Size: 65.0 × 32.0mm
• Working Voltage: 5V
• Working Temperature: -20°C to +70°C
• Storage Temperature: -30°C to +80°C
• Development Support: Arduino IDE, LVGL, MicroPython, ESP IDE, Mixly

🧩 Typical Applications

• IoT status dashboards
• Smart home control panels
• Sensor data display projects
• WiFi and Bluetooth device interfaces
• LVGL graphical menu development
• Portable monitoring devices
• Arduino learning and prototyping
• Embedded HMI-style controls

⚠️ Important Notes

• This module has a display only and does not include touch input.
• Arduino, LVGL, and MicroPython setup may require compatible libraries, board support packages, and correct pin configuration.
• For manual download mode, hold BOOT, press RESET, release RESET, then release BOOT before uploading firmware.
• Use a USB data cable, not a charge-only cable, when programming the board.
• External sensors, wiring, headers, enclosure, and accessories are not included unless specifically stated.

📦 Package Includes

• 1 × ESP32 HMI 1.9-inch LCD Smart Display Board

🔗 Recommended Accessories (Not Included)

• USB data cable – for programming and power
• Dupont jumper wires – for connecting sensors and modules
• Header pin set – for custom wiring or expansion
• 3.3V sensor modules – for display-based monitoring projects