🤏✨ The Seeed Studio XIAO nRF54L15 packs exceptional IoT power into a thumb-sized footprint, built on Nordic’s nRF54L15 SoC featuring a 128 MHz Arm Cortex-M33 core and 1.5 MB NVM.
🌐 Designed for cutting-edge wireless ecosystems, it supports:
-
BLE 6.0, Matter, Thread, and Zigbee protocols
-
Ultra-low power consumption—perfect for battery-based devices
-
16 GPIOs, USB Type-C, and onboard charging support
🔒 Advanced security mechanisms ensure reliable and robust deployments across diverse environments.
👨💻 Developers can streamline their workflow with:
-
The Nordic nRF Connect SDK
-
PlatformIO integration
-
Full Zephyr RTOS compatibility
Feature
⚡️ Powerful SoC with Advanced Connectivity & Security The XIAO nRF54L15 is powered by Nordic’s latest nRF54L15 SoC, featuring a 🔄 128 MHz Arm Cortex-M33 core with 1.5 MB NVM, plus a 🔐 dedicated RISC-V security coprocessor for elevated protection.
📡 Seamless wireless protocol support:
-
✅ BLE 6.0, Matter, Thread, Zigbee (IEEE 802.15.4-2020)
-
🚀 New 4 Mbps mode for proprietary 2.4 GHz protocols
-
🌍 Ecosystem-ready: Amazon Sidewalk, Apple Find My, Google Find My Device (via nRF Connect SDK)
🛡️ Advanced security suite includes:
-
Secure boot & firmware updates
-
Protected storage & TrustZone support
-
Cryptographic acceleration with side-channel protection
-
Tamper detection for resilient deployments
🔋 Ultra-Low Power Efficiency Ideal for battery-powered scenarios, with:
-
🌱 0.6μA in System OFF mode
-
🔌 Integrated battery charging circuit
-
📊 Final board-level power data coming soon
💻 Streamlined Development Experience Enjoy smoother workflows via:
-
🧰 Full support for nRF Connect SDK
-
⚙️ PlatformIO & Zephyr RTOS
-
🚫 No current support for Arduino IDE
Specification
Product Name | Seeed Studio XIAO nRF54L15 | |||
Chipset | ||||
Processor | Arm® Cortex®-M33 128 MHz | Arm® Cortex®-M4 32-bit processor with FPU 64 MHz | ||
RISC-V 128 MHz Coprocessor | ||||
RAM | 256KB | 256KB | ||
Flash | 1.5 MB Non-volatile Memory (NVM) | 1MB internal Flash + 2MB external Flash | ||
Interface | 16x GPIO(PWM) Pin | 14x GPIO(PWM) Pin | 11x GPIO(PWM) Pin | |
16x Digital Pin | 14x Digital Pin | 11x Digital Pin | ||
6x Analog Pin | 6x Analog Pin | 6x Analog Pin | ||
2x I2C | 1x I2C | 1x I2C | ||
1x UART | 1x UART | 1x UART | ||
2x SPI | 2x SPI | 1x SPI | ||
1x NFC | 1x NFC | 1x NFC | ||
Onboard | 1x User LED (1 Color) | 1x User LED (3 Colors) | ||
1x Charge LED (Battery Charging Indicator) | 1x Charge LED (Battery Charging Indicator) | |||
1x Reset Button | 1x BlueTooth Antenna | |||
1x User Button | 1x Reset Button | |||
1x Onboard Ceramic Antenna | 1x Onboard Ceramic Antenna | |||
1x IPEX4 Connector (for external antenna) | / | |||
/ | 1x 6-Axis IMU | / | 1x 6-Axis IMU | |
1x PDM Microphone | 1x PDM Microphone | |||
Wireless Connectivity | Bluetooth LE 6.0(include Channel Sounding) | Bluetooth LE 5.2 | ||
Bluetooth Mesh | Bluetooth Mesh | |||
NFC | NFC | |||
Thread | Thread | |||
Zigbee | Zigbee | |||
Matter | Matter | |||
Amazon Sidewalk | Proprietary 2.4 GHz protocols | |||
Proprietary 2.4 GHz protocols | / | |||
Power Input | Type-C: 5V | |||
Battery: 3.7V | ||||
Low Power Mode | The test results will be finalized soon. Please stay tuned. | 5uA | ||
Software Compatibility | Nordic nRF Connect SDK | Arduino IDE | ||
PlatformIO | PlatformIO | |||
Zephyr RTOS | MicroPython | |||
/ | CircuitPython | |||
/ | Zephyr RTOS | |||
Working Temperature | -40°C to 105°C | -40 to 85°C | ||
Dimensions | 21 x 17.8mm |
Hardware Overview
FRONT
BACK
PinOut
Application
💡 Next-Gen Wearables Design ultra-compact 🩺 health trackers with extended battery life, or develop 💳 secure wearable payment devices using built-in NFC and advanced security features.
🏠 Secure Smart Home Hubs Create trustworthy 🧱 Matter-Thread border routers or 🌐 multi-protocol bridges to unify smart home devices into a single, secure network.
🏭 Industrial IoT (IIoT) Sensors Engineer smart ⚙️ IIoT sensors that run TinyML 🧠 for predictive maintenance, with 🔐 hardware-level security to maintain data integrity.
🔧 Advanced Prototyping Use it as a flexible 🛠️ developer tool for debugging cross-protocol networks or rapidly building proof-of-concept 💡 wireless solutions with low power consumption.
Documents
ECCN/HTS
HSCODE | 8543709990 |
USHSCODE | 8517180050 |
UPC | |
EUHSCODE | 8543709099 |
COO | CHINA |
Part List
Seeed Studio XIAO nRF54L15 | X1 |
7-Pin Header (2.54mm) | X2 |