Feature
- High Performance MCU: Silicon Labs' EFR32MG24 SoC, 32-bit 78 MHz ARM Cortex®-M33 with DSP instruction
- Matter Native: Compatible with Matter® over Thread® and Bluetooth® Low Energy 5.3, Supported by the Arduino® Core
- Outstanding RF Performance: Equipped with an on-board antenna with BLE range up to 50m in an open location with no signal interference, while reserving an interface for external UFL antenna
- Super-Low Power Design: Power consumption less than 1.95μA in sleep mode, ideal for battery-powered home automation application
- Advanced Onboard Sensors: Features additional analog microphone and 6-axis IMU for TinyML and edge AI applications such as pose perception for more responsive automation.
- Security Encrypted On-Chip: A dedicated hardware secure engine containing its own CPU enables the Secure Vault functions.
- Rich On-Board Resources: Additional 4MB Flash on board, on-board battery charging circuit, 19 GPIOs, LED
- Classic XIAO Design: Remains the classic XIAO design of the thumb-size form factor of 21 x 17.8mm, and single-sided mount, making it perfect for space-limited projects such as wearables
- XIAO Accessory Add-ons and Kits Compatibility: Natively compatible with all the XIAO accessory add-ons and kits of Grove Expansion, CAN-Bus, LED Matrix, Vision AI Sensor, Round Display, GSP Module, 2-Mic Array, ePaper Display, mmWave sensor, LoRa Module and many more.
Being the 12th member of the Seeed Studio XIAO family, the XIAO MG24 Sense remains the classic XIAO design (thumb-size, SMD, stamp holes). All these features make it a perfect fit for either space-limitedapplications of smart home, or a production-ready unit for your PCBA designs. (check out our Fusion one-stop prototyping, producing and promoting services to explore how to scale up your XIAO-based designs).
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 more info.
Specification
Product | XIAO MG24 | XIAO MG24 Sense |
Processor | Silicon Labs EFR32MG24 | Silicon Labs EFR32MG24 |
ARM Cortex-M33 @ 78MHz | ARM Cortex-M33 @ 78MHz | |
RAM | 256kB | 256kB |
Flash | 1536KB + 4MB Onboard | 1536KB + 4MB Onboard |
LEDs | 1xUser LED 1x Power LED | 1x User LED 1x Power LED |
Sensors | - | 1x Onboard Analog Microphone 1x Onboard 6-Axis IMU |
Interfaces | 22 Pins(All PWM): 19x Analog 19x Digital 1x I²C 2x UART 2x SPI | 22 Pins(All PWM): 19x Analog 19x Digital 1x I²C 2x UART 2x SPI |
Buttons | 1x RESET Button | 1x RESET Button |
Security | Hardware Cryptographic Acceleration, True Random Number Generator, ARM® TrustZone®, Secure Boot, Secure Debug Unlock etc. | Hardware Cryptographic Acceleration, True Random Number Generator, ARM® TrustZone®, Secure Boot, Secure Debug Unlock etc. |
Low Power（Typ.） | 1.95μA | 1.95μA |
Normal（Typ.） | 6.71mA | 6.71mA |
Sleep（Typ.） | 1.91mA | 1.91mA |
Software Compatibility | Arduino IDE | Arduino IDE |
Working Temperature | -20°C-70°C | -20°C-70°C |
Dimensions | 21x17.8 mm | 21x17.8 mm |
Hardware Overview
- Onboard
- PinOut
Application
- Smart Home Devices: Using Matter® for devices like smart locks, sensors, and lighting.
- Remote Controls: Low-power remotes for home automation systems
- TinyML Applications: On-device machine learning for gesture recognition and voice commands.
- Environmental Monitoring: Battery-powered sensors for temperature, humidity, and air quality.
Documents
Certification
| HSCODE | 8543709990 |
| USHSCODE | 8517180050 |
| UPC | |
| EUHSCODE | 8543709099 |
| COO | CHINA |
Part List
Seeed Studio XIAO MG24 Sense (Pre-Soldered) | x1 |
Seeed Studio XIAO MG24 Sense (Pre-Soldered)
This is the pre-soldered version of XIAO MG24 Sense, which is based on Silicon Labs' EFR32MG24 SoC, featuring a high-performance 78MHz ARM Cortex®-M33 core. This development board is Matter® native over Thread® and Bluetooth® Low Energy 5.3, all supported by the Arduino® Core. With 4MB Flash onboard, 19 GPIOs, LED, and charging circuit, it boasts extremely low operating current and ultra-low-power modes, making it an ideal choice for IoT applications, especially battery-powered projects utilizing Matter® protocols. Additionally, the onboard analog microphone and six-axis IMU sensors make XIAO MG24 Sense a great fit for TinyML applications such as posture detection.
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