Touch Dot development board#

Note

This documentation is actively evolving. For the latest updates and revisions, please visit the project’s GitHub repository.

Important

The current product datasheet, schematic, pinouts, and other hardware files are available in the TouchDot S3 hardware downloads.

Leveraging the ESP32-S3 chip, the Touch Dot S3 is a versatile development board crafted for creative wearables, IoT implementations, and smart devices. Inspired by the Lilypad aesthetic but delivering modern functionality, it marries a compact form factor with robust connectivity and power management features for seamless prototyping.

Microcontroller: ESP32-S3 Mini

Energy Efficient: Optimized for low power consumption.
3.3 V Power Rail: Compatible with wearable sensors and peripherals like QWIIC modules.

Power Supply & Battery Management

USB-C Charging & Communication: Ensures reliable power delivery and straightforward programming.
Integrated LiPo Battery Management: Streamlines power safety and efficiency without extra circuitry.
Distributed Power Pads: Magnetic connectors deliver GND and 3.3 V for simple, reliable wiring to sensors and actuators.

Key Features

Feature	Description
Wi-Fi & Bluetooth LE	Dual wireless connectivity for seamless IoT and mobile interactions.
Built-in LiPo Charging	Reliable battery charging integrated into the board design.
Power & Reset Controls	Direct access to board power management with dedicated buttons for power and reset.
Sewable Pads & Magnetic Connectors	Ideal for wearable projects and rapid prototyping with flexible module integration.
Multiple Solder Points for GND & 3.3 V	Facilitates easy wiring to external sensors or actuators without complex setup.
Standard QWIIC Connector	Supports quick connection of I²C peripherals such as sensors, displays, and expansion modules.

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