T-Watch S3: Budget-Friendly Smartwatch Empowered By The ESP32 Module

The T-Watch S3 by LILYGO, is a cool smartwatch that will catch the attention of folks interested in cost-effectiveness. Fueled by the advanced ESP32-S3 System-on-Chip (SoC), it boasts seamless Wi-Fi and even BLE connectivity. The avant-garde open-source device is outfitted with a 1.54” LCD screen, distinguished by its capacitive touch capabilities, and it comes with full compatibility with the Arduino platform.

In stark contrast to the ESP32-PICO-D4 microcontroller-based SQFMI Watchy, the fresh and innovative smartwatch from LILYGO shines a spotlight on the prowess of the ESP32-S3 SoC, an engineering marvel featuring attributes like the ESP32-S3 – a Dual-core Xtensa 32-bit LX7 processor — demonstrating the capability to reach speeds of up to 240MHz.

For seamless, uninterrupted connectivity, this ingenious smartwatch integrates the Semtech SX1262 low-power LoRa Transceiver, catering to frequencies spanning 433MHz, 868MHz, and 915MHz.

The T-Watch S3 boasts an expansive 1.54″ LCD screen, offering a crystal-clear resolution of 240 x 240 pixels, complemented by the incorporation of cutting-edge capacitive touch technology. Moreover, it seamlessly fuses a class D amplifier and a PDM microphone, enriching the user experience.

A feature of paramount significance within the T-Watch S3 is the inclusion of Texas Instruments’ DRV2605, an adaptable haptic control apparatus meticulously engineered to interface with both ERM and LRA actuators, ensuring a tactile experience like no other.

LILYGO guarantees unfaltering compatibility with an array of programming environments, including MicroPython, ESP-IDF, VS Code, and the Arduino IDE. To enrich the user experience, the company furnishes an extensive reservoir of documentation accessible through its GitHub repository and a dedicated wiki. For a comprehensive overview, we invite you to explore the illustrative demo video provided above.

Specs

• Memory/Storage:
  • 8MB PSRAM
  • 16MB Flash
• Connectivity:
  • Wi-Fi 802.11 b/g/n
  • BLE V5.0
  • Semtech SX1262
• Display:
  • 1.54” LCD (ST7789V)
• USB:
  • 1x USB Port & OTG
• I/O Peripherals:
  • Microphone
  • Class D amplifier (MAX98357A)
  • 12-bit Triaxial acceleration sensor (BMA423)
• Other Features:
  • 1x Power button
  • RTC
  • Haptic Driver Motor (DRV2605)
• Power:
  • Integrated PMU (AXP2101)
  • 3.7V/400mAh LiPo battery 

Price and Availability

The T-Watch S3 enters the market at an enticing starting price of $39.90, making it remarkably accessible to a broad spectrum of consumers. This outstanding device is available for acquisition through LILYGO’s official online emporium or their esteemed AliExpress Store.

Filed in Gadgets. Read more about Arduino, Smartwatch, Texas Instruments and Wearable Tech.