The FireBeetle 2 ESP32-S3-U is a high-performance IoT controller built around the ESP32-S3-U-WROOM-1-N16R8 module. It features a 240MHz dual-core processor with AI acceleration, 16MB Flash, and 8MB PSRAM for demanding edge-computing tasks like speech/image recognition. The board includes a detachable OV2640 camera (2MP, 1600×1200 resolution) and supports Wi-Fi 4 (802.11 b/g/n) and Bluetooth 5 (LE) dual-mode communication—including Bluetooth Mesh and Matter protocols for industrial smart home applications. Integrated power management enables Li-ion battery charging, while the GDI display interface simplifies screen integration. Image recognition Video picture transmission ⚡ Features AI Edge Computing: ESP32-S3-U chip accelerates neural networks for real-time image/speech recognition. Stores more facial models (e.g., smart home security) for faster data comparisons. Camera System: OV2640 sensor (68° FOV) with independent power circuit to reduce signal interference. Captures 1600×1200 images for monitoring/alert systems (e.g., intrusion detection). Connectivity: Wi-Fi Mesh and Bluetooth 5 support long-range, multi-device networks. Matter protocol ensures cross-brand smart home compatibility. User-Friendly Design: Plug-and-play peripherals: 26x digital I/O, 3x UART, 2x I2C, and GDI display port. Programmable via Arduino IDE, ESP-IDF, or MicroPython (C/Python support). 📊 Specifications Category Details Model FireBeetle 2 ESP32-S3-U (SKU: DFR0975-U) Processor Xtensa® dual-core LX7 @ 240MHz Memory 16MB Flash + 8MB PSRAM + 512KB SRAM Camera OV2640 (2MP, 1600×1200, 68° FOV) Wireless Wi-Fi 4 (802.11 b/g/n), Bluetooth 5 LE/Mesh, Matter protocol Power 5V USB-C input • Li-ion charging (3.7V) • 1A max current I/O Interfaces 26x GPIO • 3x UART • 2x I2C • 2x SPI • 20x ADC channels Dimensions 25.4 × 60mm (1 × 2.36") Operating Temp. -20°C to 70°C 🚀 Applications Smart Home: Intrusion alerts via camera + Matter-enabled automation. Industrial IoT: Machine vision (defect detection) with edge AI processing. Remote Monitoring: Wi-Fi Mesh networks for wide-area sensor deployments. Education: MicroPython-based AI/robotics prototyping. 📦 Package Contents FireBeetle 2 ESP32-S3-U Board ×1 OV2640 Camera Module ×1 External IPEX Antenna ×1 Pin Headers (18-pin ×2, 14-pin ×2) Female Headers (18-pin ×1, 14-pin ×1) 💡 Advantages Expandable Storage: MicroSD slot logs image/audio data for offline AI training. Rapid Prototyping: Pre-soldered headers + Arduino libraries reduce setup time to minutes. Low-Power Operation: Deep sleep (10μA) enables months of battery life for field sensors. Enhanced Signal: External antenna (vs. PCB antenna) extends Wi-Fi/Bluetooth range by ~30% in obstructed areas.
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