This repository contains the code used on the TinyML tutorials:

• Image/Camera - "Image Classification": [Web version] - [pdf]

• Motion/Accelerometer - "Motion Classification and Anomaly Detection": [Web version] - [pdf]

• Sound/Microphone - "Keyword Spotting (KWS)": [Web version] - [pdf]

Seeed Studio XIAO ESP32S3 Sense integrates a camera sensor, digital microphone, and SD card support. Combining embedded ML computing power and photography capability, this development board is a great tool to get started with TinyML (intelligent voice and vision AI).

• Webpage: https://www.seeedstudio.com/XIAO-ESP32S3-Sense-p-5639.html
• WiKi: https://wiki.seeedstudio.com/xiao_esp32s3_getting_started/

• Powerful MCU Board: Incorporate the ESP32S3 32-bit, dual-core, Xtensa processor chip operating up to 240 MHz, mounted multiple development ports, Arduino / MicroPython supported
• Advanced Functionality (for Sense): Detachable OV2640 camera sensor for 1600*1200 resolution, compatible with OV5640 camera sensor, integrating additional digital microphone
• Elaborate Power Design: Lithium battery charge management capability offer 4 power consumption model, which allows for deep sleep mode with power consumption as low as 14μA
• Great Memory for more Possibilities: Offer 8MB PSRAM and 8MB FLASH, supporting SD card slot for external 32GB FAT memory
• Outstanding RF performance: Support 2.4GHz Wi-Fi and BLE dual wireless communication, support 100m+ remote communication when connected with U.FL antenna
• Thumb-sized Compact Design: 21 x 17.5mm, adopting the classic form factor of XIAO, suitable for space-limited projects like wearable devices

• WebPage
• WikiPage

Seeed Studio Round Display for XIAO is an expansion board compatible with all the XIAO family development boards. It features a fully covered touch screen on one side, designed as a 39mm disc. It contains an onboard RTC holder, charge chip, and TF card slot within its compact size, perfect for interactive displays in smart homes, wearables, and more.

• 1.28-inch round touch screen,
• 240×240 resolution,
• 65k colors,
• RTC,
• charge IC,
• TF card slot,
• JST 1.25 connector,
• All XIAO Compatible,

The code camera_round_display_save_jpeg can be used for Data collection.