M5Stack AtomS3U ESP32S3 Development Kit with USB-A

The AtomS3U is a compact, U disk-shaped development board powered by the ESP32-S3 chip, designed to supercharge embedded projects with advanced features and exceptional performance. Built around Espressif's dual-core Xtensa LX7 processor running at 240MHz, it offers robust computing power alongside built-in WiFi for seamless wireless connectivity. The board includes a USB-A port with OTG support for flexible data exchange, a Grove port for easy sensor and module integration, and a 6Pin@2.54mm header offering 4 GPIOs for expanded functionality. With a built-in PDM microphone for voice input and recognition, an IR transmitter for infrared control, and a programmable RGB LED for dynamic visual feedback, AtomS3U supports a wide range of applications—from smart interfaces and voice-activated systems to interactive control environments. Its versatile feature set makes it an ideal platform for innovators looking to build intelligent, connected solutions with ease. Features: ESP32-S3FN8 240Mhz,Xtensa LX7,WIFI,OTG,CDC Integrated programmable RGB LEDs and buttons Built-in infrared emitter Expandable pin interface with GROVE Development platform: MicroPython, Arduino Package Includes: 1 x M5Stack AtomS3U ESP32S3 Development Kit

Specifications

Development platform	MicroPython, Arduino
Item Type:	Development Board
Microphone	SPM1423
Interface:	USB-A
Grove Interface	PORTA
Sensitivity (dB)	94
RGB Sensor	WS2812
Length (mm):	52
Width (mm):	20
Weight (g):	8.4
Shipping Weight	0.017 kg
Shipping Dimensions	12 × 6 × 2 cm