SKU: IOWC-1015
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Waveshare ESP32-S3 3.16-Inch 320x820 Display Development Board

₹2,409.00 (Inclusive of all taxes)
Out of Stock

The Waveshare ESP32-S3 Display Development Board integrates a 3.16-inch 320×820 RGB LCD with the dual-core ESP32-S3R8 SoC for Wi-Fi/Bluetooth BLE 5.0 connectivity, 16MB Flash, 8MB PSRAM, a 6-axis IMU, and RTC, ideal for building rich HMI interfaces with LVGL on Arduino IDE or ESP-IDF.

Features

  • High-resolution 3.16-inch 320×820 RGB LCD display with 262K colors for crisp GUI development.
  • Powered by ESP32-S3R8 dual-core LX7 processor (240MHz) with 2.4GHz Wi-Fi & Bluetooth 5.0 LE.
  • Ample 16MB Flash and 8MB PSRAM for complex graphics and data buffering in LVGL applications.
  • Integrated QMI8658 6-axis IMU (accelerometer/gyroscope) and PCF85063 RTC chip for motion sensing and timekeeping.
  • Comprehensive I/O includes USB-C, TF card slot, lithium battery header, UART, I2C, and external antenna pad.

Out of stock

Description

This Waveshare development board combines a vivid 3.16-inch tall-format LCD with the robust ESP32-S3 wireless microcontroller, creating a complete platform for Human-Machine Interface (HMI) and embedded GUI projects. The ESP32-S3R8 delivers dual-core processing at up to 240MHz alongside integrated 2.4GHz Wi-Fi and Bluetooth 5.0, managed via an onboard PCB antenna with an option for an external antenna.

Memory architecture is tailored for graphics-intensive applications, featuring 16MB of external Flash for program storage and 8MB of PSRAM for frame buffering and dynamic data. The board includes a QMI8658 inertial measurement unit for motion detection and a PCF85063 real-time clock with a backup battery header, enabling precise timing and low-power sleep/wake cycles. Power is supplied via the USB Type-C port or a 3.7V Li-ion battery, with a slide switch for controlled power management.

Key Features

  • Tall 3.16-inch LCD (320x820) with RGB565 interface for portrait-oriented GUI displays and dashboards.
  • ESP32-S3R8 provides robust wireless connectivity with Wi-Fi 802.11b/g/n and BLE 5.0 for IoT control.
  • High-capacity 16MB Flash and 8MB PSRAM support advanced graphics libraries like LVGL without memory constraints.
  • Onboard QMI8658 6-axis IMU enables gesture control, step counting, and orientation sensing for interactive projects.
  • Integrated RTC with battery backup maintains accurate timekeeping during deep sleep or power-off states.
  • TF card slot allows for external storage of images, fonts, and log files directly on microSD cards.
  • Convenient USB Type-C port handles 5V power delivery, firmware uploading, and serial debugging.
  • Expansion headers provide direct access to UART, I2C, and USB signals for peripheral integration.

Applications

  • Smart home control panels and interactive touchscreen dashboards.
  • Industrial HMI terminals for monitoring and controlling IoT sensors and actuators.
  • Portable data loggers and diagnostic tools with graphical display and wireless data upload.
  • Wearable device prototypes featuring motion sensing and Bluetooth connectivity.
  • Educational kits for learning embedded graphics programming with LVGL and MicroPython.

Technical Specifications

Microcontroller/SoCESP32-S3R8 (Xtensa LX7 Dual-Core)
Wireless Protocols2.4GHz Wi-Fi 802.11 b/g/n, Bluetooth 5.0 LE
CPU Clock FrequencyUp to 240 MHz
Flash Memory16 MB
PSRAM8 MB
SRAM512 KB
ROM384 KB
Display3.16-inch LCD, 320 x 820 pixels, RGB565, 262K colors
Onboard SensorsQMI8658 6-axis IMU (Accelerometer & Gyroscope)
RTC ChipPCF85063 with battery header
Supply Voltage5V via USB-C, 3.7V via Li-ion battery header
Operating Current120–200 mA (typical)
Max Operating Current250 mA
InterfacesUSB Type-C, UART, I2C (SH1.0), TF Card Slot, External Antenna Pad
Operating Temperature-20°C to +70°C
Dimensions (LxW)80 mm x 35 mm

Frequently Asked Questions

How do I program this Waveshare ESP32-S3 display board?

You can program it using the Arduino IDE with the ESP32 board package or Espressif's official ESP-IDF framework. Connect via the USB Type-C port, select the 'ESP32S3 Dev Module' board, and use the provided GPIO definitions for the display and IMU. The board supports firmware upload over USB-CDC without needing an external programmer. (Word count: 50)

What graphics library is recommended for the 3.16-inch display?

LVGL (Light and Versatile Graphics Library) is highly recommended and fully compatible. The board's 8MB PSRAM provides ample memory for frame buffers. Example projects for initializing the RGB565 interface are available from Waveshare. You can also use TFT_eSPI or other display drivers with proper configuration for the 320x820 resolution and communication protocol. (Word count: 50)

Can I power the board with a battery and use deep sleep?

Yes, connect a 3.7V Li-ion battery to the onboard MX1.25 header. The PCF85063 RTC maintains time during deep sleep. Use ESP32-S3's ultra-low-power coprocessor and light/deep sleep modes to minimize current. Configure wake-up sources via the IMU interrupts, RTC timer, or external GPIO to create battery-operated portable devices lasting weeks. (Word count: 50)

How do I connect an external antenna for better Wi-Fi range?

The board has an onboard PCB antenna. To use an external antenna, you must desolder the zero-ohm resistor connecting to the internal antenna and solder it to the pad for the external IPEX connector. Then, attach a 2.4GHz Wi-Fi antenna with an IPEX (U.FL) plug. Ensure the antenna is impedance-matched (50 ohms) for optimal RF performance. (Word count: 50)

Package Includes

  • 1 x Waveshare ESP32-S3 3.16-inch Display Development Board
  • 2 x SH1.0 4-pin cable

Additional Information

Weight 0.027 kg
Dimensions 8 × 3.5 cm