Seeing is believing: M5Stack solves all the problems you need when prototyping AIoT devices!

"Want to make an IoT prototype but are discouraged by insufficient interfaces?" "Value cost-effectiveness but worried about the complexity of getting started?" "Is your enthusiasm for validating your ideas extinguished by tedious selection documents?" I believe that every maker has been troubled by the difficulty of hardware selection before starting a project.

But no more worries! The first episode of M5Stack's " Intelligent Innovation Makes AI Accessible " video series is now online. Zoey from M5Stack guides you through a one-stop solution to unlock the full range of core mainframes, from IoT projects and robot development to smart home control. Whether you're a beginner or a seasoned engineer, you can find a perfectly matched "creative partner" to make development as simple as building blocks!

Keynote Speaker:

Zoey Zheng , Overseas Key Account Manager at M5Stack

As M5Stack 's Overseas Key Account Manager, Zoey focuses on global client development and long-term market expansion. Her core role is to establish and maintain strategic partnerships with distributors and enterprise clients. Through continuous client interaction and ecosystem collaboration, she helps partners grow their businesses while expanding M5Stack 's global influence.

Key Highlights: Modular ecosystem, making development less cumbersome.

M5Stack is a plug-and-play modular hardware system designed specifically for IoT and rapid prototyping, completely eliminating the wiring hassles of traditional development. All main units adopt a standardized design, equipped with SD card slots, Type-C interfaces, expansion interfaces, and buses. Simply stack expansion modules and functional bases to flexibly adapt to different application scenarios.

No complex configurations or professional soldering required. The entire process, from unboxing to development, is highly efficient, allowing you to focus more on realizing your ideas rather than hardware debugging.

Full Series Explained: Select the Right Model for Your Project

Core Series: The All-Round King of Functions, the First Choice for Multimedia Interaction

The Core series is the most comprehensive multimedia host in the M5Stack lineup, featuring a standard color touchscreen, microphone, speaker, stackable battery dock, and a wealth of interfaces, making it the top choice for IoT central control, data visualization panels, and smart interactive terminals.

• Core2 (Classic Entry-Level) : Equipped with ESP32 dual-core processor, a 2- inch touchscreen with a built-in microphone, speaker, and six-axis sensor, and integrated with TF card, USB -C , and expansion interfaces, it is ready to use right out of the box and is a cost-effective choice for prototyping, allowing beginners to quickly get started.

• CoreS3 (Flagship High-Performance Model) : It adopts ESP32 -S3 dual-core processor, retains 2- inch touchscreen, and adds a camera sensor and magnetometer. It supports a variety of expansion interfaces, integrating visual capabilities and interactive functions to meet advanced development needs.

• Tab5 (Large Screen Visual Edition) : Equipped with a dual-core high-performance ESP32 and P4 a 5- inch high-definition touchscreen, and supports USB -C , TF card, external antenna, and expansion interface, it represents a comprehensive upgrade from the traditional small screen and is particularly suitable for high-performance IoT prototype development and visual interaction scenarios.

Stick series: Lightweight and compact, perfect for portable use.

If you're looking for a compact, lightweight, and cost-effective device, the Stick series is the perfect choice. Compared to the full-featured Core series, the Stick series focuses more on portability and is designed specifically for wearable devices, portable trackers, and field data acquisition scenarios.

The flagship product, StickC-Plus2, features an ESP32 -PICO dual-core processor, a 1.14- inch color screen, built-in infrared emitter, microphone, six-axis sensor, and a 200mAh battery. It also supports USB -C and expansion ports. Its compact body packs powerful performance, making it an ideal small device for IoT sensor nodes, enabling mobile development anytime, anywhere.

Atom Series: Ultra-mini size, designed for embedded scenarios

The Atom series stands out for its ultra-mini size and is designed specifically for space-constrained projects, such as IoT nodes, smart sensing terminals, or visual interaction modules, making it a true "embedded development expert."

Representative models AtomS3R and S3R CAM both use an ESP32 -S3 dual-core processor and come standard with 8MB of flash memory and 8MB of RAM.

The Atom S3R features a 0.85- inch color IPS display, a six-axis IMU , a three-axis magnetometer, and infrared transmission capabilities; the S3R-Cam replaces the screen with a 300,000- pixel camera and supports UVC plug-and-play. Both products can serve as embedded smart IoT nodes, playing a powerful role in confined spaces.

Stamp series: Stamp sizes, customization options, and adaptation to industrial scenarios.

The Stamp series is only the size of a postage stamp and can be directly embedded into customized products and control systems, offering maximum flexibility.

The S3A main controller is the standard, universal model in this series. It utilizes ESP32 -S3 dual-core processor, equipped with 8MB of flash memory, a Type-C interface, and abundant GPIO , offering powerful functionality and strong compatibility. Building upon this, M5Stack has also developed a series of functional terminals: Cardputer-Adv expands with 1.14- inch display and keyboard for easier operation; Dial integrates a rotary knob and 1.28- inch touchscreen, boasting extremely high integration; and Stam PLC is designed for industrial scenarios, providing relays , RS485 , and isolated I/O , enabling direct use in automation control and covering various customized needs.

Special-shaped devices: meeting the needs of high-end and niche scenarios

In addition to the general-purpose series, M5Stack also launched two special-form-factor devices, precisely matching the needs of AI applications and ultra-mini control:

• The LLM630 Kit is designed for AI applications and edge computing. Based on the AX630C main controller, it integrates Wi-Fi 6 and large memory, providing efficient AI processing capabilities for both local inference and cloud collaboration. Leveraging the built-in StackFlow AI framework, it can be used as a remote LLM inference node simply by connecting to the network ; through PyAXEngine , it can also run visual models such as YOLO 11n locally , enabling edge vision tasks such as object detection and target recognition.

• Nano C6 : This ultra-miniature controller supports Wi-Fi 6 and Zigbee communication, features a built-in infrared transmitter and programmable RGB LEDs , and is only the size of a fingertip. It is suitable for smart home control, industrial automation, and IoT monitoring. With its Matter support, it can easily build a smart lighting control center for convenient control of Matter protocol devices.

Selection Tips: Find Your Ideal Host in 10 Seconds

Faced with a wide range of products, there's no need to overthink it; just remember these few points:

• Choose Core for comprehensive functionality; it handles multimedia interaction and high-performance development with ease .
• For portability and practicality, choose Stick ; the top choice for mobile scenarios and sensor nodes.
• For space constraints, choose Atom ; its ultra-mini size is perfect for embedded applications.
• For customized embedding options, choose Stamp ; the stamp size allows for flexible integration into customized products and industrial scenarios.
• For specialized computing power, choose Others . The LLM630 Kit and Nano C6 meet the needs of AI and ultra-miniature control.

Application scenario: Boundless realization of creativity

The current M5Stack hardware already covers all scenarios of maker development:

• Smart home: Use the Core series as the central control unit to uniformly manage lighting and air conditioning, and monitor environmental data in real time;
• Robot development: Leveraging the vision capabilities of CoreS3 and combining it with expansion modules to achieve autonomous navigation and object recognition;
• Portable devices: Use the Stick series to create wearable trackers and field data acquisition terminals, making mobile development more flexible;
• Industrial Control: Stam PLCs provide industrial-grade interfaces for direct use in automation control scenarios.

Related product information

Core2 v1.1 K010-V11

Core2 v1.1 is the second-generation iteration of the M5Stack development kit series . Building upon the first generation, it further enhances functionality , adopting an AXP2101+INA3221 power management chip solution . The hardware is more comprehensive , with the addition of an RTC battery to meet the needs of low-power applications and precise timing functions. Its core controller is equipped with an ESP32 -D0WDQ6-V3, featuring two independently controllable Xtensa® 32 -bit LX6 processors with a clock speed of up to 240MHz. It supports Wi-Fi, has 16MB of onboard Flash and 8MB of PSRAM, and can download programs via a TYPE-C interface. This powerful configuration meets the resource demands of complex applications. The front features a 2.0-inch integrated capacitive touchscreen, providing users with a smoother human-computer interaction experience.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K010-V1-ND

CoreS3 K128

The CoreS3 is the third-generation host in the M5S tack development kit series. Its core controller uses the ESP32 -S3 solution, a dual-core Xtensa LX7 processor with a clock speed of 240MHz , built-in Wi-Fi , 16MB of onboard Flash and 8MB of PSRAM , and supports OTG and CDC functions for easy connection of external USB devices and firmware flashing via USB Type-C interface . The front features a 2.0- inch capacitive touchscreen IPS display made of high-strength glass. Below the screen is a built-in 0.3MP GC0308 camera and a proximity sensor LTR-553ALS-WA . The power supply uses an AXP2101 power management chip and a 4 -way power flow control loop, featuring a low-power design. It also includes an onboard six-axis attitude sensor BMI270 and a magnetometer BMM150 , an onboard TF-card (microSD) card slot, and an onboard BM8563 microcontroller. The RTC chip provides precise timing and sleep - time wake-up functions. For audio output, it uses the high-fidelity 16-bit I2S amplifier chip AW88298 . The device has a built-in 1W speaker. For audio input, it uses the ES7210 audio codec chip + dual microphone input. There are independent power buttons and reset (RST) buttons on the side of the device. It has a built-in delay circuit. Press and hold the reset button to enter the program download mode.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K128-ND

Tab5 K145

The Tab5 is a highly scalable portable smart IoT terminal development device for developers, integrating a dual-chip architecture and abundant hardware resources. Its main control unit uses the ESP32 - P4 SoC based on the RISC - V architecture , equipped with 16MB Flash and 32MB PSRAM . The wireless module uses the ESP32 -C6-MINI-1U , supporting Wi-Fi 6. Its antenna system can freely switch between a built-in 3D antenna and an external MMCX antenna interface, flexibly adapting to different deployment environments and ensuring data throughput and low latency control.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K145-ND

StickC-Plus2 K016-P2

The StickC-Plus2 is an iteration of the StickC-Plus . It uses the ESP32 -PICO-V3-02 chip and features Wi-Fi connectivity. Within its compact body, it integrates a wealth of hardware resources, including infrared, RTC , microphone, LED , IMU , buttons, and a buzzer. It uses a 1.14- inch TFT screen driven by the ST7789V2 , with a resolution of 135 x 240. The battery capacity has been increased to 200mAh , and it still supports both HAT and Unit series interfaces.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K016-P2-ND

AtomS3R C126

The AtomS3R is a highly integrated IoT programmable controller based on the ESP32 -S3 microcontroller. Internally, it integrates the ESP32 -S3-PICO-1-N8R8 microcontroller, integrated Wi-Fi , 8 MB of on-chip Flash , and 8 MB of PSRAM . It features a 0.85- inch color IPS screen with a programmable button below it; internal 5V to 3.3V conversion circuitry; built-in three-axis BMM150 magnetometer and six-axis BMI270 attitude sensor; a USB Type-C interface for power supply and firmware download; a HY2.0-4P expansion port; and six GPIO and power pins on the bottom for easy expansion. Compared to previous products, the AtomS3R 's 3D antenna has been enhanced, providing better performance and higher stability. Measuring only 24.0 x 24.0 x 12.9 mm , it is suitable for a variety of embedded smart device applications.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-C126-ND

AtomS3R-CAM C126-CAM

The AtomS3R-CAM is a mini IoT programmable controller with an integrated camera. It integrates an ESP32 -S3-PICO-1-N8R8 main controller, Wi-Fi functionality, 8 MB of on-chip Flash , and 8 MB of PSRAM . It features a 5V to 3.3V power management circuit and incorporates a three-axis BMM150 geomagnetic sensor and a six-axis BMI270 attitude sensor. Furthermore, it includes a 0.3MP GC0308 camera for image acquisition and infrared emission control. A protective glass front for dust protection and improved image quality is provided. Compared to previous models, the AtomS3R-CAM 's 3D antenna has been enhanced, offering better performance and higher stability. The product comes pre-installed with UVC ( USB Video Class) firmware, allowing it to be used as a driverless USB camera; users can directly use the camera via USB without installing drivers. The product also includes a USB Type-C interface for power supply and firmware download, and a HY2.0-4P expansion port. Six GPIO and power pins are located on the bottom for easy expansion. The product measures only 24.0 x 24.0 x 13.5mm , making it suitable for embedded scenarios such as IoT device monitoring and educational development tools.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-C126-CAM-ND

Stamp-S3A S007-V033

The Stamp-S3A is a highly integrated embedded module based on the Espressif ESP32 -S3FN8 . It features a 240MHz Xtensa® 32 - bit LX7 dual-core processor, 8MB of integrated Flash memory , programmable RGB LEDs , and button inputs. Its deeply optimized 3D antenna design provides enhanced wireless communication capabilities. The module exposes 23 GPIOs and provides 1.27/2.54mm pitch SMT /DIP header / female header compatible interfaces, allowing for easy integration into a PCB and facilitating rapid application deployment for developers. (M5Stack official website related information) Development Resource Links

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-S007-V033-ND

Cardputer-Adv K132-ADV

Cardputer-Adv is a programmable card computer. Its core utilizes the Stamp-S3A main control module (based on ESP32 -S3FN8 ), integrating a 1.14" LCD screen and a minimalist 56- key keyboard for convenient interaction and input. For audio processing, it integrates an ES8311 audio codec chip, paired with a high signal-to-noise ratio MEMS microphone, an NS4150B power amplifier chip, and a 1W speaker, providing excellent audio input and output capabilities. It also features a 3.5mm audio output jack for connecting external headphones or speakers. Internally, it has a 1750mAh high-capacity lithium battery, combined with a low-power design and independent power switch, providing good battery life. It integrates a 6- axis BMI270 attitude sensor , an infrared emitter, and a microSD card slot, while also reserving a HY2.0-4P Grove interface and an EXT 2.54-14P expansion bus for sensor and other peripheral expansion. Structurally, the base includes magnets for metal attachment and is compatible with LEGO hole expansion. This product is suitable for engineers' rapid functional verification designs, industrial control, home control, and other scenarios.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K132-ADV-ND

Dial v1.1 K130-V11

Dial v1.1 is a high-performance, multi-functional embedded development board, a comprehensive upgrade from the previous Dial product. The new version uses the new Stamp-S3A main controller, further improving system processing power and stability. Simultaneously, the core module antenna and buttons have been optimized, effectively enhancing wireless communication performance and user experience. The product features a 1.28 -inch circular TFT touchscreen and a high-precision rotary encoder , with a built-in RFID detection module, RTC circuit, onboard buzzer, and under-screen buttons for device interaction and wake-up alerts. The power supply supports a wide DC input voltage of 6-36V and includes a lithium battery interface and charging circuit to meet diverse application needs. Furthermore, reserved PORT.A and PORT.B interfaces facilitate the expansion of I2C and GPIO devices. This product is suitable for smart home control, IoT applications, smart wearables, access control systems, industrial control, and educational maker spaces.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K130-V11-ND

Stam PLC K141

The Stam PLC is an IoT programmable logic controller designed for industrial automation and remote monitoring. Utilizing the Stamp-S3A control module, it offers powerful processing capabilities and efficient wireless connectivity. For control, the Stam PLC provides 8 opto-isolated digital inputs and 4 relay outputs (supporting AC / DC loads), along with GPIO.EXT and two HY2.0-4P interfaces, simplifying and reliably connecting various sensors and actuators. Simultaneously, through onboard PWR-CAN and PWR-485 interfaces, the device can be seamlessly integrated into industrial fieldbus networks for remote data transmission and centralized control. For human-machine interaction, the product features a 1.14- inch color display, RESET/BOOT buttons, three user buttons, and a buzzer, facilitating real-time parameter configuration and status monitoring, and providing timely alarms in case of anomalies.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K141-ND

LLM630 Compute Kit K143

The LLM630 Compute Kit is an AI large language model inference development platform designed for edge computing and intelligent interaction applications. The kit's motherboard features the AICore AX630C SoC processor, integrating a high-efficiency NPU with 3.2 TOPs@INT8 computing power , providing powerful AI inference capabilities. It can efficiently execute complex computer vision (CV) and large language model (LLM) tasks, meeting the needs of various intelligent application scenarios. The motherboard also includes a JL2101-N040C gigabit Ethernet chip and an ESP32 -C6 wireless communication chip, supporting Wi-Fi 6 @ 2.4 GHz , serving as the device's network card, providing high-speed data transmission capabilities, and enabling Wi-Fi and Ethernet bridging functionality.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-K143-ND

NanoC6 C125

The NanoC6 is a miniature, low-power IoT development board in the M5Stack development kit series. It uses the ESP32 -C6FH4 as its SoC , supports wireless communication methods such as Wi-Fi 6 and Zigbee , and features a built-in infrared transmitter for easy control of infrared IoT devices. Its onboard ceramic antenna ensures a stable wireless communication connection.

M5Stack official website related development resources links

DigiKey online purchase link

DigiKey Part Number: 2221-C125-ND

Interactive Bonus: Share your ideas and win a development kit

All M5Stack hosts are ready to use out of the box, requiring no complex configuration and allowing you to immediately deploy them for your projects. For more product details and purchase channels, please visit the DigiKey M5Stack section . Product features are subject to change; please click "Read More" to view the latest features.

Master maker hardware with M5Stack , and your next blockbuster project might just be yours! Stay tuned for more practical project examples and module expansion tips in future installments!

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