M5Stack LLM (large language model) Module Kit (AX630C)

The M5Stack LLM Kit is a cutting-edge modular system designed for offline AI inference and versatile data communication applications. By integrating the M5Stack Module LLM and Module 13.2 LLM Mate, this kit meets the requirements for intelligent interaction across various scenarios, ideal for developers seeking robust solutions.

Key Features

• Offline AI Inference: The M5Stack Module LLM delivers a robust large language model tailored specifically for terminal devices, enabling efficient interaction without relying on cloud connectivity. This ensures heightened privacy, security, and consistent performance for applications such as smart homes, voice assistants, and industrial control.

• Versatile Interface Options: The Module 13.2 LLM Mate offers a wide range of interface functionalities for seamless integration and system expansion:

  • M5BUS Interface: Enables stacked power supply with the M5Stack Module LLM to enhance operational efficiency.
  • CH340N USB Chip: Provides USB-to-serial debugging capabilities for easy troubleshooting.
  • Type-C Interface: Utilized for USB log output.
  • RJ45 Port: Facilitates 100 Mbps Ethernet connectivity, supporting SBC applications.
  • FPC-8P Interface: Directly connects to the M5Stack Module LLM for stable serial communication.
  • HT3.96*9P Solder Pad: Reserved for DIY expansions.

• User-Friendly Development Environment: The M5Stack LLM Kit incorporates the StackFlow framework and compatible Arduino/UiFlow libraries, allowing developers to implement edge intelligence efficiently with minimal coding effort.

• High Performance Specifications: Powered by the advanced AiXin AX630C SoC processor, the M5Stack LLM Kit features an efficient NPU that delivers 3.2 TOPS and natively supports Transformer models, making it capable of handling intricate AI tasks effortlessly. It includes 4GB LPDDR4 memory (1GB allocated for user applications and 3GB dedicated to hardware acceleration) and 32GB eMMC storage, supporting parallel multi-model loading and continuous inference.

Built-in Functions

The M5Stack LLM comes pre-installed with the Qwen2.5-0.5B large language model, providing various built-in functions such as:

• KWS (Wake Word Detection)
• ASR (Automatic Speech Recognition)
• TTS (Text-to-Speech)

Additionally, it supports rapid updates of software and model packages via apt. By installing the openai-api plugin, the M5Stack LLM Kit achieves compatibility with OpenAI's standard API for functionalities like chat, conversation completion, and multi-modal applications. The official apt repository includes a wide array of large models, text-to-speech models, and visual models, ensuring continuous support for cutting-edge applications.

Applications

The M5Stack LLM Kit is plug-and-play, making it easy to enhance existing smart devices. Ideal applications include:

• Offline Voice Assistants
• Text-to-Speech Conversion
• Smart Home Control
• Interactive Robotics

Includes

• 1 x M5Stack Module LLM
• 2 x FPC-8P Wires

Specifications

M5Stack LLM Connection Steps and Interface Overview