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AtomS3U ESP32S3 Development Kit - development kit with USB A connector - M5Stack K125
AtomS3U from M5Stack is a development module with the ESP32-S3 chip. Compact and versatile, the board offers many features and changes the way you create your projects. It has a dual-core Xtensa LX7 processor with a frequency of 240 MHz . It is also equipped with built-in WiFi , which ensures smooth wireless connectivity.
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Product description: AtomS3U ESP32S3 Development Kit - development kit with USB A connector - M5Stack K125
AtomS3U from M5Stack is a development module with the ESP32-S3 chip . The compact and versatile board offers many features and changes the way you create your projects. It has a dual-core Xtensa LX7 processor with a frequency of 240 MHz . It is also equipped with built-in WiFi , which ensures smooth wireless connectivity. A variety of interfaces, such as a USB-A port with OTG function, a Grove connector and a 6-pin connector with a pitch of 2.54 mm , provide significant versatility in creating projects. In addition, AtomS3U is equipped with necessary peripherals, such as a 1PDM microphone that allows accurate input and recognition of voice commands, an IR LED that allows for precise control and infrared communication, and an RGB LED that allows you to create visual effects.

AtomS3U ESP32S3 Development Kit - development kit with USB A connector - M5Stack K125.

Botland is an official distributor of the M5Stack module family in Poland. We have extended this system of stackable functional devices with accessories from our range and numerous blog guides. All M5Stack products presented here are original.

A variety of interfaces, such as a USB-A port with OTG function, a Grove connector and a 6-pin connector with a pitch of 2.54 mm, provide significant versatility in creating projects.
Special features
- Equipped with a dual-core Xtensa LX7 processor with a frequency of 240 MHz
- Built-in WiFi ensures smooth wireless connectivity
- Diverse interfaces: USB-A port with OTG support for easy data transfer, Grove connector for easy integration with various sensors and modules, 6Pin 2.54 mm connector with 4 GPIO for flexible interaction with external components
- It has built-in peripherals such as a 1PDM microphone, IR LED and RGB LED
- Development platform: MicroPython, Arduino
- Perfect for projects related to IoT controllers
Technical Specifications
- Manufacturer: M5Stack
- Model: AtomS3U
- On-board MCU: ESP32-S3
- Dual-core Xtensa LX7 processor, clocked at 240 MHz
- Wireless WiFi communication
- 16 MB Flash memory and 8 MB PSRAM memory
- Microphone: SPM1423
- Microphone sensitivity: 94 dB
- Support for entering audio frequencies: from 100 Hz to 10 kHz
- RGB LED: WS2812
- IR LED: yes
- Interfaces:
- USB Type A
- Grove connector
- 6-Pin 2.54 mm connector
- Dimensions: 52 x 20 x 10 mm
- Weight: 8.4 g

AtomS3U from M5Stack is a development module with the ESP32-S3 chip.
Useful links
| Name | Value |
|---|---|
| UC - Microcontroller | ESP32-S3 |
| UC - Core | Tensilica Xtensa LX7 |
| UC - Flash | 8 MB |
| UC - core | 2. Dual Core |
| UC - freq | 240 MHz |
| UC - WiFi | yes |
| UC - USB | 1x USB |
| Width | 11.5 cm |
| Height | 6.5 cm |
| Depth | 2 cm |
| Weight | 0.016 kg |
The full delivery terms are on the page Delivery and payment.
30 days to return, without giving a reason
If the product does not meet your expectations, you have 30 days from receiving the parcel to withdraw from the contract. The product only has to be complete. The right of return belongs to consumers (a purchase unrelated to business activity).
Complaints
If the product turns out to be faulty, you can make a claim under the guarantee or the statutory warranty. We handle claims without delay, at the latest within 14 working days of receiving the report together with the goods.
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GPSR data
Product information
This product is a component intended for further assembly or prototyping. It is not a finished product within the meaning of the product safety regulations.
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AtomS3U ESP32S3 Development Kit - development kit with USB A connector - M5Stack K125
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