Tools 🛠️
Here’s a detailed description of the tools provided during the tinyML hackathon to assist participants in building their projects:
Hardware Tools
| Feature | Seeed XIAO ESP32-S3 Sense | Seeed XIAO nRF52840 Sense | Grove Vision v2 |
|---|---|---|---|
| Image |  |  |  |
| Processor | Dual-core Xtensa LX7 (240 MHz) | Arm Cortex-M4F (64 MHz) | STM32H750 (400 MHz) |
| Connectivity | Wi-Fi 802.11b/g/n, Bluetooth 5.0 | Bluetooth 5.0 (BLE) | None |
| Camera | OV2640 camera | No | OV2640 2MP |
| Microphone | PDM Microphone | PDM Microphone | None |
| Onboard Sensors | No | IMU (6-axis) | None |
| Flash Storage | 8 MB (PSRAM), 8 MB (Flash) | 256 KB RAM, 1 MB Flash | 8 MB (Flash) |
| Power Supply | 3.3V / 5V (via USB-C or battery) | 3.3V / 5V (via USB-C or battery) | 3.3V / 5V |
| Form Factor | 21 x 17.5 mm | 21 x 17.5 mm | 40 x 20 mm |
| Supported Frameworks | Arduino, ESP-IDF, MicroPython | Arduino, CircuitPython, MicroPython | Arduino, STM32Cube, OpenMV |
| Price Range | Affordable | Affordable | Moderate |
| Unique Features | BLE and WiFi | BLE | Vision processing and AI capability |
| Ideal Applications | Image recognition , Sound recognition | Gesture recognition, Sound recognition | Image recognition |