Seeed Studio XIAO ESP32S3 Sense The Seeed Studio XIAO ESP32S3 Sense is a compact development board featuring a dual-core ESP32S3 chip, supporting Wi-Fi and BLE 5.0 for wireless connectivity. It integrates an OV2640 camera module, making it ideal for AI vision applications. Feature High-Performance Processor Equipped with the ESP32-S3R8 SoC, featuring a dual-core Xtensa LX7 processor operating at up to 240 MHz, suitable for embedded machine learning tasks. Integrated Sensors: Camera: Includes a detachable OV2640 camera sensor supporting resolutions up to 1600×1200 pixels. The board is also compatible with the OV5640 sensor for higher resolutions up to 2592×1944 pixels. Microphone: Built-in digital microphone for audio input, enabling voice recognition and audio processing applications. Memory and Storage Comes with 8MB PSRAM and 8MB flash memory, along with a microSD card slot supporting up to 32GB FAT storage, providing ample space for data-intensive applications. Wireless Connectivity Supports 2.4GHz Wi-Fi and Bluetooth 5.0 (BLE), facilitating seamless wireless communication for IoT projects. Power Management Features lithium battery charging management and multiple power consumption modes, including a deep sleep mode with consumption as low as 14μA, ideal for battery-powered applications. Compact Design Maintains a thumb-sized form factor of 21 x 17.5 x 15 mm (with expansion board), making it suitable for space-constrained projects like wearables and portable devices. Development Support Compatible with Arduino and MicroPython, offering flexibility for developers to choose their preferred programming environment. Specification Item Seeed Studio XIAO ESP32S3 Seeed Studio XIAO ESP32S3 Sense Processor ESP32-S3R8Xtensa LX7 dual-core,32-bit processor that operates at up to 240 MHZ Wireless Complete 2.4GHz Wi-Fi subsystemBLE: Bluetooth 5.0, Bluetooth mesh Built-in Sensors / oV2640 camera sensor for 1600*1200Digital Microphone Memory On-chip 8M PSRAM & 8MB Flash On-chip 8M PSRAM & 8MB FlashOnboard SD Card Slot, supporting 32GB FAT lnterface 1x UART,1x IIC,1x llS,1x SPl,11xGPIOs (PWM)，9x ADC,1x User LED,1x Charge LED1x Reset button,1x Boot button 1x UART,1x lIC,1x lIS,1x SPI,11x GPIOs (PWM),9xADC，1x User LED, 1x Charge LED,1x B2B Connector(with 2 additional GPIOs)1x Reset button, 1x Boot button Dimensions 21 x 17.8mm 21 x 17.8 x 15mm (with expansion board) Power Input voltage (Type-C): 5Vlnput voltage (BAT): 4.2V Circuit operating Voltage (ready to operate):- Type-C:5V@19mA- BAT: 3.8V@22mA Circuit operating Voltage (ready to operate):-Type-C: [email protected] BAT: [email protected] (with expansion board) / Webcam Web application:- Type-C:- - Average power consumption: 5V/138mA- - Photo moment: 5V/341mA- Battery:- - Average power consumption: 3.8V/154mA- - Photo moment: 3.8V/304mA / Microphone recording & SD card writing:- Type-C:- - Average power consumption: 5V/46.5mA- - Peak power consumption: 5V/89.6mA- Battery:- - Average power consumption: 3.8V/54.4mA- - Peak power consumption: 3.8V/108mA Charging battery current：100mA Charging battery current：100mA Low Power Consumption Model(Supply Power: 3.8V) Modem-sleep Model:~ 25mALight-sleep Model: ~ 2 mADeep Sleep Model:~14 μA Modem-sleep Model: ~44mALight-sleep Model: ~5mADeep Sleep Model: ~3mA Wi-Fi Enabled Power Consumption Active Model: ~ 100 mA Active Model: ~ 110 mA (with expansion board) BLE Enabled Power Consumption Active Model: ~85 mA Active Model: ~ 102 mA (with expansion board) Working Temperature -40°C ~65°C Hardware Overview There are two additional GPIO on the plug-in camera sensor board linking to the microphone. If you want to apply these two external IO, the microphone should not be used at the same time. Onboard PinOut Package Contents 1x Seeed Studio XIAO ESP32S3 Sense (Pre-Soldered) 1x Plug-in camera sensor board 1x Antenna Documents OV2640 Camera Datasheet Application Image processing Speech Recognition Video Monitoring Wearable devices Smart Homes Health monitoring Education Low-Power(LP) networking Rapid prototyping HSCODE 8517180050 USHSCODE 8471500150 UPC EUHSCODE 8543709099 COO CHINA Part List XIAO ESP32S3 x1 Plug-in camera sensor board x1 Aluminum Heat Sink For XIAO x2 7 Pin Header x2 Antenna x1
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