Wireless-Tag WT32S3-21S ESP32-S3 2.1-Inch IPS Display Board
Wireless-Tag WT32S3-21S ESP32-S3 2.1-Inch IPS Display Board - Image 2
Wireless-Tag WT32S3-21S ESP32-S3 2.1-Inch IPS Display Board - Image 3
SKU: IOWC-1816
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Wireless-Tag WT32S3-21S ESP32-S3 2.1-Inch IPS Display Board

₹5,369.00 (Inclusive of all taxes)
Out of Stock

The Wireless-Tag WT32S3-21S is an ESP32-S3-powered AIoT development board featuring a 2.1-inch IPS rotary screen. It integrates Wi-Fi and Bluetooth connectivity for smart home control interfaces, wearables, and portable monitoring systems, programmable via Arduino IDE or MicroPython.

Features

  • ESP32-S3 microcontroller delivers dual-core processing power with integrated 2.4GHz Wi-Fi and Bluetooth 5 (BLE) for robust IoT connectivity.
  • 2.1-inch IPS LCD with 480×480 resolution and ST7701S driver provides vibrant RGB565 colors and wide viewing angles for interactive UIs.
  • Rotary screen form factor is designed for wall-mounted smart switch applications and compact portable device interfaces.
  • Comprehensive I/O includes GPIO, SPI, I2C, UART, and USB for seamless sensor, actuator, and peripheral integration.
  • Dual firmware support via Arduino IDE and MicroPython accelerates prototyping for developers of all skill levels.

Out of stock

Description

The Wireless-Tag WT32S3-21S integrates the Espressif ESP32-S3 SoC with a high-resolution 2.1-inch IPS display, creating a dedicated platform for building interactive smart home interfaces and portable IoT monitors. The ESP32-S3 provides a dual-core LX7 processor, ample SRAM, and native support for 2.4GHz Wi-Fi and Bluetooth Low Energy 5, enabling local wireless control and cloud connectivity.

Its compact board design centers around the rotary screen, making it structurally ideal for wall-switch panels or handheld devices. The display is driven by an ST7701S controller, delivering sharp 480×480 pixel graphics with full viewing angles. Power management is handled via the USB-C interface, supporting typical operating currents suitable for always-on display applications.

Key Features

  • ESP32-S3 RISC-V/XTensa LX7 dual-core processor for high-performance IoT edge computing.
  • Integrated 2.4GHz Wi-Fi 4 and Bluetooth 5 (BLE/Mesh) wireless stacks for local and internet connectivity.
  • 2.1-inch IPS LCD with 480x480 resolution and RGB565 color depth for crisp graphical interfaces.
  • ST7701S display driver IC ensures stable signal timing and supports advanced color rendering.
  • Rotary screen form factor enables direct mounting for smart wall switches and control panels.
  • Expansive GPIO, SPI, I2C, and UART interfaces for connecting sensors, relays, and input devices.
  • USB-C port provides power, programming, and serial communication in a single connector.
  • Supported by Arduino core and MicroPython for rapid firmware development and deployment.

Applications

  • Smart home wall switch control panels with graphical status feedback.
  • Portable environmental monitors and data loggers with local display.
  • Wearable device prototypes featuring interactive screens and wireless connectivity.
  • Industrial HMI (Human-Machine Interface) for equipment status dashboards.
  • IoT sensor hubs that aggregate data and present it locally before cloud transmission.

Technical Specifications

Microcontroller/SoCEspressif ESP32-S3 (Dual-core, Wi-Fi & BLE)
Wireless Protocols2.4GHz Wi-Fi 802.11b/g/n, Bluetooth 5.0 (BLE)
Display Type2.1-inch IPS LCD, Rotary Screen
Display Resolution480 x 480 pixels
Display Driver ICST7701S
Color DepthRGB565 (16-bit)
Supply Voltage5V via USB-C
Programming InterfacesUSB-C (UART), Arduino IDE, MicroPython
Physical InterfacesGPIO, SPI, I2C, UART
Dimensions (Shipping)Approx. 15 x 10 x 5 cm

Frequently Asked Questions

How do I program the WT32S3-21S board using the Arduino IDE?

First, install the ESP32 board support via Arduino's Board Manager using the Espressif repository URL. Select 'ESP32S3 Dev Module' as your target. Connect the board via USB-C, choose the correct COM port, and set the upload speed to 921600 baud. The board's USB-UART bridge handles programming automatically, allowing you to upload sketches for the display and wireless functions. Ensure you install the TFT_eSPI or LovyanGFX library for driving the ST7701S IPS screen.

What is the power requirement and typical operating current for this board?

The board is powered via its USB-C port at 5V DC. The operating current varies significantly with Wi-Fi/Bluetooth radio activity and screen brightness. With the display active and Wi-Fi connected, expect currents in the range of 150-300mA. Using deep sleep modes on the ESP32-S3 can reduce consumption to microamps when the display is off, which is crucial for battery-powered projects. Always use a stable 5V, 1A power supply for reliable operation.

How do I interface external sensors or buttons with the GPIO pins?

The board exposes multiple GPIO pins supporting digital I/O, ADC, SPI, I2C, and UART. Refer to the official pinout diagram to identify usable pins not occupied by the display. For I2C sensors like BME280, connect SDA/SCL to the designated pins and use the Wire library. For buttons, connect between a GPIO and ground, using an internal pull-up resistor. Always account for the 3.3V logic level of the ESP32-S3 when connecting peripherals to avoid damage.

Package Includes

  • 1 x Wireless-Tag WT32S3-21S Development Board

Additional Information

Weight 0.13 kg
Dimensions 15 × 10 × 5 cm

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