Seeed Studio XIAO ESP32S3 Sense – 2.4GHz Wi-Fi, BLE 5.0, OV2640 camera sensor
Description
Seeed Studio XIAO ESP32S3 leverages dual-core ESP32S3 chip, supporting both Wi-Fi and BLE wireless connectivities, which allows battery charge. It integrates built-in camera sensor, digital microphone. It offers 8MB PSRAM, 8MB FLASH, and external SD card slot. All of these make it suitable for embedded ML, like intelligent voice and vision AI.
Features
- 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: Detachable OV2640 camera sensor for 1600*1200 resolution, compatible with OV5640 camera sensor, integrating additional digital microphone
- 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 17.8mm, adopting the classic form factor of XIAO, suitable for space-limited projects like wearable devices
- Pre-trained Al models from SenseCraft AI for no-code deployment
Specifications
Xtensa LX7 dual-core,32-bit processor that operates at up to 240 MHZ
- Wireless: Complete 2.4GHz Wi-Fi subsystem
BLE: Bluetooth 5.0, Bluetooth mesh
- Built-in Sensors: oV2640 camera sensor for 1600*1200
Digital Microphone
- Memory: On-chip 8M PSRAM & 8MB Flash
Onboard SD Card Slot, supporting 32GB FAT
- lnterface: 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 17.8 x 15mm (with expansion board)
- Power: Input voltage (Type-C): 5V
lnput voltage (BAT): 4.2V
Circuit operating Voltage (ready to operate):
-Type-C: 5V@38.3mA
– BAT: 3.8V@43.2mA (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
- Low Power Consumption Model (Supply Power: 3.8V): Modem-sleep Model: ~44mA
Light-sleep Model: ~5mA
Deep Sleep Model: ~3mA
- Wi-Fi Enabled Power Consumption: Active Model: ~ 110 mA (with expansion board)
- BLE Enabled Power Consumption: Active Model: ~ 102 mA (with expansion board)
- Working Temperature: -40°C ~65°C
