Ai-Thinker VC-02 Offline Speech Recognition Control Module
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The Ai-Thinker VC-02-Kit is a compact, high-performance AI and display control module designed for applications that require advanced signal processing, voice interaction, and intelligent control in embedded systems. Built around a powerful 32-bit RISC processor running at 240MHz, this module combines strong computing performance with rich peripheral interfaces for versatile development.
With a built-in 2MB Flash memory and 242KB high-speed SRAM, the VC-02-Kit supports data buffering, audio processing, and real-time control operations efficiently. It features multiple communication interfaces including UART, I²C, DAC, and PWM, enabling easy integration with sensors, displays, and external controllers.
The board supports dual-channel DAC output and DSP instruction set with FPU (Floating Point Unit), making it suitable for signal processing, sound output, and AI-based applications. All GPIOs are configurable as external interrupts or wake-up sources, providing flexibility for low-power or interactive designs.
Compact and lightweight, the Ai-Thinker VC-02-Kit is an ideal choice for AI-driven projects, voice processing systems, smart display controllers, and IoT edge applications that require robust performance within a small footprint.
Applications
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AI voice interaction systems
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Smart home controllers and IoT hubs
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Embedded audio and sound signal processing
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Display and UI control modules
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Low-power intelligent devices
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Custom automation or communication interfaces
Key Features
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High-performance 32-bit RISC core, up to 240MHz
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Built-in 242KB SRAM and 2MB Flash memory
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All GPIOs configurable as external interrupt or wake-up sources
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One full-duplex UART supporting up to 3Mbps data rate
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Supports I²C, DAC, PWM and other multiple interfaces
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Dual-channel DAC output for high-quality signal/audio output
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Supports DSP instruction set and FPU floating-point operations
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Operates at 5V DC, with a typical current of 500mA
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Compact design for easy integration into AI and IoT systems
Technical Specifications
| Parameter | Details |
|---|---|
| Item Type | AI and Display Module |
| Model Name | Ai-Thinker VC-02-Kit |
| Processor | 32-bit RISC Core @ 240MHz |
| Operating Voltage | 5V DC |
| Current Consumption | 500mA |
| SRAM | 242KB High-Speed |
| Flash Memory | 2MB |
| UART Interface | 1 × Full-duplex (up to 3Mbps) |
| Supported Interfaces | I²C, DAC, PWM, GPIO |
| DAC Output | Dual-channel |
| DSP/FPU Support | Yes |
| GPIO Functionality | Configurable as interrupt/wake-up |
| Shipping Weight | 0.018 kg |
| Shipping Dimensions | 10 × 6 × 2 cm |
Package Includes
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1 × Ai-Thinker VC-02-Kit AI and Display Module