SKU: IOWC-1140
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Waveshare ESP32-S3 1.46-Inch Round Display Dev Board w/ IMU, Speaker & Mic

₹2,939.00 (Inclusive of all taxes)
Out of Stock

The Waveshare ESP32-S3 1.46-inch Round Display Development Board integrates a high-resolution 412×412 circular LCD with the powerful ESP32-S3 dual-core processor, featuring onboard WiFi/Bluetooth 5.0, an accelerometer/gyroscope, a speaker, and a digital microphone for rich HMI and wearable IoT applications.

Features

  • ESP32-S3 Dual-Core Power: Features a 240MHz Xtensa LX7 dual-core processor with 16MB Flash and 8MB PSRAM for running complex GUI frameworks like LVGL.
  • 1.46-Inch Round Display: High-resolution 412×412 circular LCD provides a crisp, modern interface ideal for wearables, smart home controllers, and portable IoT devices.
  • Integrated Motion & Audio: Combines a 6-axis IMU (accelerometer & gyroscope) with a digital microphone and onboard speaker for interactive sensing and feedback.
  • Robust Connectivity: Supports 2.4GHz Wi-Fi and Bluetooth 5.0 (BLE) for wireless communication, data transfer, and remote control applications.
  • Versatile Power & Dev: Includes USB Type-C for programming/power and an MX1.25 connector for a 3.7V LiPo battery, compatible with Arduino and ESP-IDF.

Out of stock

Description

This Waveshare development board is a feature-rich AIoT platform centered around the ESP32-S3 microcontroller and a high-resolution 1.46-inch circular display. The ESP32-S3’s dual-core 240MHz processor, coupled with 8MB of PSRAM, provides the necessary horsepower for smooth graphical interfaces and multi-tasking firmware, making it an excellent choice for Human-Machine Interface (HMI) projects.

The board’s integrated sensor suite, including a 6-axis inertial measurement unit (IMU) and a digital MEMS microphone, enables context-aware applications like gesture control, activity tracking, and voice activation. The onboard speaker adds audio output capabilities. With native support for 2.4GHz Wi-Fi and Bluetooth Low Energy 5.0, the device can serve as a connected node in smart home ecosystems, a wireless sensor hub, or a remote data display.

Its compact, circular form factor is designed for wearable tech and portable devices, while the USB-C interface and extensive GPIO breakout ensure straightforward prototyping and integration into larger systems.

Key Features

  • High-resolution 1.46-inch circular LCD display with 412x412 pixels for sharp graphics and icons.
  • Powered by the ESP32-S3 dual-core processor with 240MHz clock speed for responsive performance.
  • Integrated 6-axis IMU (accelerometer and gyroscope) for motion and orientation sensing.
  • Onboard digital microphone and speaker enable audio input and output for voice interfaces.
  • Supports 2.4GHz Wi-Fi 4 and Bluetooth 5.0 with BLE for versatile wireless connectivity.
  • Ample memory with 16MB Flash and 8MB PSRAM for storing complex applications and graphics.
  • USB Type-C port provides both power supply and serial communication for programming.
  • Includes MX1.25 2-pin connector for attaching an external 3.7V lithium polymer battery.

Applications

  • Wearable smart devices and fitness trackers with graphical displays.
  • Interactive smart home control panels and IoT dashboards.
  • Portable data loggers and sensor hubs with wireless connectivity.
  • Prototyping for HMI (Human-Machine Interface) in industrial or consumer products.
  • Voice-controlled assistants and audio-visual notification devices.

Technical Specifications

Microcontroller/SoCEspressif ESP32-S3 (Xtensa LX7 Dual-Core)
Processor FrequencyUp to 240 MHz
Wireless Protocols2.4GHz Wi-Fi 4, Bluetooth 5.0 (BLE)
Display1.46-inch Round LCD, 412 x 412 resolution
Onboard Sensors6-axis IMU (Accelerometer & Gyroscope)
Audio I/ODigital Microphone, Onboard Speaker
Memory16MB Flash, 8MB PSRAM, 512KB SRAM, 384KB ROM
Power Supply5V via USB Type-C, 3.7V LiPo via MX1.25 connector
Programming InterfaceUSB Type-C (CDC)
Development PlatformsArduino, ESP-IDF, MicroPython, etc.
Dimensions (Shipping)Approx. 8 x 5 x 3 cm
Weight (Shipping)Approx. 0.045 kg

Frequently Asked Questions

What development frameworks are supported for programming this board?

The board is fully compatible with the official Espressif ESP-IDF framework, the Arduino Core for ESP32, and MicroPython. You can use PlatformIO or the Arduino IDE with the ESP32-S3 board package installed. The USB-C port provides a serial CDC connection for flashing code and serial debugging directly from your development environment without needing an external programmer.

How do I power the board using a battery, and what is the estimated runtime?

You can power the board via the onboard MX1.25 2-pin connector using a standard 3.7V lithium polymer (LiPo) battery. Runtime depends heavily on your code's power management. Utilize the ESP32-S3's deep sleep modes, controlled via GPIO or a timer, to minimize current draw to microamps. With active display and wireless radios on, expect higher milliamp consumption, so battery capacity (e.g., 1000mAh) and sleep duty cycle are key factors for determining operational lifespan.

Can I use the onboard microphone and speaker for voice recognition projects?

Yes, the integrated digital MEMS microphone provides audio input suitable for basic voice capture and processing. For advanced voice recognition, you would implement algorithms using the ESP32-S3's processor or send audio data to a cloud service via Wi-Fi. The onboard speaker allows for audio feedback. You'll need to use appropriate audio libraries in ESP-IDF or Arduino to handle I2S communication for the microphone and PWM or DAC output for the speaker.

Package Includes

  • 1 x Waveshare ESP32-S3 1.46-inch Round Display Development Board

Additional Information

Weight 0.045 kg
Dimensions 5 × 8 × 3 cm