M5Stack AtomS3U ESP32S3 Development Kit with USB-A
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M5Stack AtomS3U ESP32S3 Development Kit with USB-A
The AtomS3U represents a remarkable advancement in the realm of development boards, characterized by its U disk shape and powered by the ESP32-S3 multi-function capabilities. This innovative board utilizes the ESP32S3 main control chip and features a dual-core Xtensa LX7 processor, which operates at a high main frequency of 240MHz, thus offering exceptional performance for various applications. Further enhancing its utility, the board includes integrated WiFi functionality, enabling seamless wireless connectivity for a wide range of projects.
The AtomS3U offers exceptional versatility through its diverse interfaces, providing unmatched flexibility for various applications. It is equipped with a USB-A port that supports OTG functionality, facilitating seamless data transfer and connectivity. Furthermore, the board includes a Grove port, which allows for straightforward integration with an extensive array of sensors and modules. The 6Pin@2.54mm header comprises four GPIOs, thereby enabling efficient interaction with external components and broadening the potential for project development.
The AtomS3U is designed to incorporate essential peripherals for diverse applications. It is equipped with a 1PDM microphone, enabling accurate voice input and recognition (speech-to-text), thereby facilitating an efficient human-computer interaction experience. Additionally, the device includes one infrared tube, which ensures precise infrared communication and control. Moreover, the board features a programmable RGB-LED, allowing users to create impressive visual effects and status indicators.
Explore the vast opportunities presented by the AtomS3U development board. This compact and feature-rich platform is ideal for projects involving human-computer interaction, voice input, and recognition, as well as input/output control systems. The AtomS3U serves as a pivotal tool for innovation and success. Harness your creativity and transform your ideas into reality with the remarkable capabilities of the AtomS3U development board.
Features
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ESP32-S3FN8@240Mhz, Xtensa LX7, WIFI, OTG, CDC
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Integrated programmable RGB LEDs and buttons
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Built-in infrared emitter
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Expandable pin interface with GROVE
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Development platform: MicroPython, Arduino
Includes
- 1x AtomS3U
Applications
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IoT controllers
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Voice recording, cloud STT recognition
Specification
| Resources | Parameters |
|---|---|
| MCU | ESP32-S3FN8@Xtensa LX7, WIFI, OTG, CDC |
| Microphone | SPM1423 |
| interface | USB-A |
| Grove interface | PORTA |
| 2.54-6P interface | GND/VIN_5V/G14/G17/G42/G40 |
| Microphone sensitivity | 94dB SPL@1KHz typical: -22dBFS |
| Microphone signal-to-noise ratio | 94dB SPL@1KHz, A-weighted Typical: 61.4dB |
| Support for entering sound frequencies | 100Hz ~ 10KHz |
| Supports PDM clock frequency | 1.0 ~ 3.25MHz |
| RGB | WS2812 |
| Product Size | 52 * 20 * 10mm |
| Package Size | 68 * 21 * 11mm |
| Product Weight | 8.4g |
| Package Weight | 10.6g |
Effective Date: March 27, 2025
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