M5stack AtomS3U ESP32S3 Development Kit with USB-A
Are you looking for a compact and versatile development solution for your IoT projects? Then the M5stack AtomS3U ESP32S3 Development Kit is just right for you! The AtomS3U with USB-A comes equipped with Espressif’s ESP32S3 microcontroller and features a Dual-Core Xtensa LX7 processor with a main frequency of 240 MHz. The integrated WiFi functionality ensures wireless connection.
Features:
- Powerful chip: Equipped with ESP32-S3FN8@240Mhz, Xtensa LX7, WIFI, OTG, CDC.
- Versatile ports: Comes with a USB-A port (OTG-supported), a Grove port, and a interface, including 4 GPIOs.
- Built-in peripherals: 1 PDM microphone, 1 infrared transmitter, and 1 programmable RGB LED.
- Development environment: Supports MicroPython and Arduino, so you can start right away.
Documentation:
- Quick Start Guide
- Official M5Stack Forum
Technical Details:
- Manufacturer: M5Stack
- Manufacturer SKU: K125
- MCU: ESP32-S3FN8@Xtensa LX7,WIFI,OTG,CDC
- Microphone: SPM1423
- Ports: 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
- Supported Frequencies for Sound: 100Hz ~ 10KHz
- Supported PDM Clock Frequency: 1.0 ~ 3.25MHz
- RGB LED: WS2812
- Dimensions: 52 x 20 x 10mm
- Weight: 16.4g
Package Includes:
- 1x M5stack AtomS3U ESP32S3 Development Kit with USB-A






