Seeed Studio XIAO ESP32S3 Sense
- Powerful Dual-Core Chip: Utilizes the ESP32S3 chip with dual-core capabilities, supporting both Wi-Fi and Bluetooth (BLE) for robust wireless connectivity.
- Enhanced Features: Includes a built-in camera sensor and a digital microphone, making it ideal for multimedia and IoT applications.
- Ample Memory: Equipped with 8 MB PSRAM, 8 MB Flash memory, and an external SD card slot, providing extensive storage for complex projects.
- Optimized for Embedded AI: Suitable for embedded machine learning applications, including intelligent voice recognition and vision-based AI projects.
€14,71
Availability: 200 in stock (can be backordered)
Seeed Studio XIAO ESP32S3 Sense 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.
XIAO ESP32S3 Sense’s Feature
- Powerful MCU Board:Â 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:Â Offer 8MB PSRAM and 8MB FLASH, supporting SD card slot for external 32GB FAT memory
- Outstanding RF performance:Â Support 2.4GHz Wi-Fi and BLE dual wireless communication, support 100m+ remote communication when connected with U.FL antenna
- Thumb-sized Compact Design:Â 21 x 17.8mm, adopting the classic form factor of XIAO, suitable for space-limited projects like wearable devices
- Pretrained Al model from SenseCraft AI for no-code deployment
Note: XIAO SoM User Manual open-sources all hardware and software materials of XIAO, providing professional product design guidelines to help you accelerate ideas off the ground, streamline product design, providing a seamless experience from module selection to mass production. You can check here to see more info.
Xiao Parameter Comparison
| Product | XIAO ESP32 – C3 | XIAO ESP32 – S3 | XIAO ESP32 – S3 Sense |
|---|---|---|---|
| Main Chip | ESP32-C3 | ESP32-S3R8 | ESP32-S3R8 |
| RAM | 400 KB SRAM | 8 MB PSRAM | 8 MB PSRAM |
| Internal Sensor | None | None | None |
| Flash (Chip) | 4 MB | 8 MB | 8 MB |
| Flash (Board) | × | z× | × |
| Analog Pins | 4 | 9 | 9 |
| I2C/UART/SPI | ✔ | ✔ | ✔ |
| Bluetooth | ✔ | ✔ | ✔ |
| User LED | ✔ | ✔ | ✔ |
| WiFi | ✔ | ✔ | ✔ |
| Reset Button | ✔ | ✔ | ✔ |
| Boot Button | ✔ | ✔ | ✔ |
| On-board Heat Dissipation | × | × | × |
| 6-axis IMU Sensor | × | × | ✔ |
| Charging IC | Supports 3.3-5V Li-ion battery | Supports 3.3-5V Li-ion battery | Supports 3.3-5V Li-ion battery |
| Dimensions | 21mm x 17.5mm | 21mm x 17.5mm | 21mm x 17.5mm |
| Weight | 4g | 4g | 4g |
| Operating Temperature | -40°C ~ 85°C | -40°C ~ 65°C | -40°C ~ 65°C |
| Supported Programming Languages | Arduino/MicroPython | Arduino/MicroPython | Arduino/MicroPython |
XIAO ESP32S3 Sense Application
- Image processing
- Speech Recognition
- Video Monitoring
- Wearable devices
- Smart Homes
- Health monitoring
- Education
- Low-Power(LP) networking
- Rapid prototyping
Specification
| Item | Seeed Studio XIAO ESP32S3 | Seeed Studio XIAO ESP32S3 Sense |
| Processor | ESP32-S3R8
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 | On-chip 8M PSRAM & 8MB Flash
Onboard SD Card Slot, supporting 32GB FAT |
| lnterface | 1x UART,1x IIC,1x llS,1x SPl,11xGPIOs (PWM)，9x ADC,1x User LED,1x Charge LED
1x 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): 5V
lnput 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: 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 | Charging battery current：100mA | |
| Low Power Consumption Model
(Supply Power: 3.8V) |
Modem-sleep Model:~ 25mA
Light-sleep Model: ~ 2 mA Deep Sleep Model:~14 μA |
Modem-sleep Model: ~44mA
Light-sleep Model: ~5mA Deep 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
Note: 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
Documents
Include
| XIAO ESP32S3Â | x1 |
| Plug-in camera sensor board | x1 |
| Aluminum Heat Sink For XIAO | x2 |
| 7 Pin Header | x2 |
| Antenna | x1 |
Note: From September 2, Seeed Studio XIAO ESP32S3 Sense from the CN warehouse will include 2 free aluminum heat sinks. Please note that shipments from the overseas warehouse are still the old version without heat sinks. We will send the new version to the overseas warehouse as soon as possible.
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