Waveshare ESP32-S3 3.5-Inch Capacitive Touch Display Development Board Type B
Waveshare ESP32-S3 3.5-Inch Capacitive Touch Display Development Board Type B - Image 2
Waveshare ESP32-S3 3.5-Inch Capacitive Touch Display Development Board Type B - Image 3
Waveshare ESP32-S3 3.5-Inch Capacitive Touch Display Development Board Type B - Image 4
SKU: IOWC-1035
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Waveshare ESP32-S3 3.5-Inch Capacitive Touch Display Development Board Type B

₹4,919.00 (Inclusive of all taxes)
Out of Stock

The Waveshare ESP32-S3 3.5-inch Capacitive Touch Display Development Board Type B is a feature-rich AIoT platform powered by a dual-core ESP32-S3R8 processor, integrating a 320×480 IPS touchscreen, Wi-Fi/Bluetooth 5, 8MB PSRAM, and 16MB flash for advanced HMI, multimedia, and edge AI applications.

Features

  • ESP32-S3R8 dual-core LX7 processor running at 240 MHz for robust IoT and AI processing.
  • 3.5-inch IPS capacitive touchscreen with 320×480 resolution and 262K colors for vivid, interactive HMIs.
  • Integrated Wi-Fi 802.11 b/g/n and Bluetooth 5 (LE) for wireless connectivity in smart home and industrial control systems.
  • Onboard 8MB PSRAM and 16MB flash memory for handling graphics, audio, and complex firmware.
  • Comprehensive peripheral suite including camera interface (OV2640/OV5640), 6-axis IMU, audio codec, RTC, and TF card slot.

Out of stock

Description

The Waveshare ESP32-S3 3.5-inch Capacitive Touch Display Development Board Type B is engineered as a complete embedded system for developing interactive IoT interfaces and edge AI applications. Its core is the Espressif ESP32-S3R8, a dual-core Xtensa LX7 microcontroller capable of 240 MHz operation, providing the computational power needed for graphics rendering, touch processing, and wireless protocol stacks.

The board integrates a high-quality 3.5-inch IPS LCD with capacitive multi-touch, offering a responsive user experience for Human-Machine Interface (HMI) projects. With substantial onboard memory (8MB PSRAM, 16MB flash) and extensive I/O including a camera interface, audio codec with microphone input, 6-axis IMU, and real-time clock, it serves as a versatile foundation for multimedia devices, voice-controlled assistants, portable instruments, and industrial control panels.

Key Features

  • High-performance ESP32-S3R8 dual-core processor with 240 MHz clock speed for demanding IoT tasks.
  • Vivid 3.5-inch IPS capacitive touchscreen with 320x480 resolution and 262K color depth.
  • Dual-band Wi-Fi 802.11 b/g/n and Bluetooth 5 Low Energy for robust wireless communication.
  • Ample memory configuration with 8MB PSRAM for graphics buffering and 16MB flash for application storage.
  • Integrated 6-axis IMU (accelerometer + gyroscope) for motion sensing and orientation detection.
  • Camera interface supporting popular sensors like OV2640 and OV5640 for computer vision projects.
  • Low-power audio codec (ES8311) with dedicated microphone and speaker headers for voice AI and audio playback.
  • Real-time clock (RTC) with battery backup support for timekeeping in power-off scenarios.

Applications

  • Interactive Smart Home Control Panels and Dashboards.
  • Portable IoT Devices with Graphical User Interfaces (GUIs).
  • Edge AI and Voice Interaction Terminals with offline speech control.
  • Industrial Human-Machine Interface (HMI) for monitoring and control systems.
  • Multimedia and Educational Kits for embedded systems development.

Technical Specifications

Microcontroller/SoCESP32-S3R8 (Xtensa LX7 Dual-Core)
Wireless ProtocolsWi-Fi 802.11 b/g/n, Bluetooth 5 (LE)
Display3.5-inch IPS Capacitive Touch, 320x480, 262K Colors
Processor ClockUp to 240 MHz
PSRAM8 MB
Flash Memory16 MB NOR Flash
Internal ROM384 KB
Internal SRAM512 KB
Supply Voltage5 V via USB Type-C
Operating Current~160–300 mA (typical)
Max Operating CurrentUp to 500 mA
InterfacesUSB Type-C, Camera (DVP), I2S Audio, TF Card Slot, GPIO
Onboard Sensors6-axis IMU (Accelerometer + Gyroscope)
Audio CodecES8311 (Low-Power)
Operating Temperature-20°C to 70°C
Dimensions (LxW)90 mm x 60 mm
Weight69 g

Frequently Asked Questions

What software frameworks are compatible with this Waveshare ESP32-S3 display board?

The board is fully compatible with Espressif's official ESP-IDF framework, the Arduino Core for ESP32 via the Arduino IDE, and MicroPython. For the touchscreen and graphics, use the LVGL library with ESP-IDF or the TFT_eSPI library in Arduino. The onboard IMU and audio codec have dedicated drivers available in the ESP-IDF component registry or as Arduino libraries from Waveshare's GitHub repository.

How do I connect an external camera like the OV5640 to this development board?

Connect the camera module's DVP (Digital Video Port) parallel interface to the board's dedicated 24-pin FPC connector. Ensure the camera is configured for 3.3V operation. In ESP-IDF, use the `esp32-camera` component, selecting the correct sensor model (OV5640) in the camera configuration. You may need to adjust the pin definitions in `sensor_pins.h` to match the board's specific wiring. The board supports JPEG encoding and streaming over Wi-Fi.

What is the power consumption and how can I implement low-power modes?

The board typically draws 160-300 mA during active display and wireless operation. To minimize power, use the ESP32-S3's deep sleep modes via `esp_deep_sleep_start()`, which can reduce current to microamps. Disable the display backlight and peripherals like the IMU and codec before sleep. The RTC can maintain timekeeping with a backup battery connected to the designated pads. Power is supplied via the USB Type-C port (5V) or optionally through the `VIN` pin, regulated by the onboard PMIC.

Package Includes

  • 1 x Waveshare ESP32-S3 3.5-inch Capacitive Touch Display Development Board Type B
  • 1 x 6Ω 1W Speaker

Additional Information

Weight 0.069 kg
Dimensions 9 × 6 cm

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