Designed with the popular Feather form factor, the Xenon is compatible with Feather Shields. It includes a JST connector for Li-Po batteries with integrated USB charging, making it suitable for portable applications. The board also features an RGB status LED, a JTAG (SWD) connector for debugging, and an onboard PCB antenna.
Features
- Processor: Nordic Semiconductor nRF52840 SoC (ARM Cortex-M4F 32-bit processor @ 64MHz, 1MB flash, 256KB RAM)
 
- Networking: OpenThread mesh networking (IEEE 802.15.4), Bluetooth 5 (2Mbps, 1Mbps, 500Kbps, 125Kbps), NFC-A tag support
 
- Security: ARM TrustZone CryptoCell-310, DSP instructions, HW accelerated FPU
 
- I/O: 20 mixed signal GPIOs (6x Analog, 8x PWM), UART, I2C, SPI
 
- Power: Integrated Li-Po charging with JST connector, on-board 2MB SPI flash
 
- Connectivity: On-board PCB antenna, u.FL connectors for external antennas
 
- User Interface: RGB status LED, Reset and Mode buttons
 
- Certification: FCC, CE, IC certified, RoHS compliant
 
- Physical Dimensions: Feather footprint compatible
 
Specifications
- ARM Cortex-M4F @64MHz
 
- 1MB flash, 256KB RAM
 
- IEEE 802.15.4-2006: 250 Kbps
 
- Bluetooth 5: 2 Mbps, 1 Mbps, 500 Kbps, 125 Kbps
 
- +8 dBm TX power (down to -20 dBm in 4 dB steps)
 
- NFC-A tag
 
- Micro USB 2.0 full speed (12 Mbps)
 
- JTAG (SWD) Connector
 
- RGB status LED
 
- U.FL connector for external antenna
 
- Dimensions: 50.8 x 22.8 x 15.3 mm
 
- Weight: 7.3g
 
Pinout Diagram

Pin Descriptions
| Pin | 
Description | 
| Li+ | 
Internally connected to the positive terminal of the LiPo battery connector. | 
| VUSB | 
Internally connected to the USB (+ve) supply. | 
| 3V3 | 
Output of the on-board 3.3V regulator. | 
| GND | 
System ground pin. | 
| EN | 
Device enable pin. Connect to GND to disable. | 
| RST | 
Active-low system reset input. | 
| MD | 
Connected to MODE button (active-low). | 
| RX/TX | 
UART RX/TX, can also be used as GPIO. | 
| SDA/SCL | 
I2C data/clock pins, can also be used as GPIO. | 
| MO/MI/SCK | 
SPI interface pins, also usable as GPIO. | 
| D2–D8 | 
Generic PWM-capable GPIOs. | 
| A0–A5 | 
Analog inputs, also PWM-capable GPIOs. | 
| D4–D8 | 
Serial2 TX/RX/CTS/RTS or general GPIOs. | 
Applications
- Smart Home Automation: Control and monitor home devices using mesh and Bluetooth.
 
- Sensor Networks: For environmental, agricultural, or industrial monitoring.
 
- Wearable Devices: Ideal for health and fitness monitoring wearables.
 
- Industrial IoT: For machinery performance and predictive maintenance monitoring.
 
- Portable IoT Devices: Great for asset tracking and field monitoring.
 
- Building Automation: Automate lighting, HVAC, and security systems.
 
- Remote Monitoring: For weather, wildlife, or remote environmental tracking.
 
- Robotics: Ideal for collaborative or swarm robotics.
 
- Smart Cities: For public infrastructure and urban IoT networks.
 
- Prototyping: Great for rapid development using Feather Shields and sensors.
 
 
 
         
Designed with the popular Feather form factor, the Xenon is compatible with Feather Shields. It includes a JST connector for Li-Po batteries with integrated USB charging, making it suitable for portable applications. The board also features an RGB status LED, a JTAG (SWD) connector for debugging, and an onboard PCB antenna.
Features
- Processor: Nordic Semiconductor nRF52840 SoC (ARM Cortex-M4F 32-bit processor @ 64MHz, 1MB flash, 256KB RAM)
 
- Networking: OpenThread mesh networking (IEEE 802.15.4), Bluetooth 5 (2Mbps, 1Mbps, 500Kbps, 125Kbps), NFC-A tag support
 
- Security: ARM TrustZone CryptoCell-310, DSP instructions, HW accelerated FPU
 
- I/O: 20 mixed signal GPIOs (6x Analog, 8x PWM), UART, I2C, SPI
 
- Power: Integrated Li-Po charging with JST connector, on-board 2MB SPI flash
 
- Connectivity: On-board PCB antenna, u.FL connectors for external antennas
 
- User Interface: RGB status LED, Reset and Mode buttons
 
- Certification: FCC, CE, IC certified, RoHS compliant
 
- Physical Dimensions: Feather footprint compatible
 
Specifications
- ARM Cortex-M4F @64MHz
 
- 1MB flash, 256KB RAM
 
- IEEE 802.15.4-2006: 250 Kbps
 
- Bluetooth 5: 2 Mbps, 1 Mbps, 500 Kbps, 125 Kbps
 
- +8 dBm TX power (down to -20 dBm in 4 dB steps)
 
- NFC-A tag
 
- Micro USB 2.0 full speed (12 Mbps)
 
- JTAG (SWD) Connector
 
- RGB status LED
 
- U.FL connector for external antenna
 
- Dimensions: 50.8 x 22.8 x 15.3 mm
 
- Weight: 7.3g
 
Pinout Diagram

Pin Descriptions
| Pin | 
Description | 
| Li+ | 
Internally connected to the positive terminal of the LiPo battery connector. | 
| VUSB | 
Internally connected to the USB (+ve) supply. | 
| 3V3 | 
Output of the on-board 3.3V regulator. | 
| GND | 
System ground pin. | 
| EN | 
Device enable pin. Connect to GND to disable. | 
| RST | 
Active-low system reset input. | 
| MD | 
Connected to MODE button (active-low). | 
| RX/TX | 
UART RX/TX, can also be used as GPIO. | 
| SDA/SCL | 
I2C data/clock pins, can also be used as GPIO. | 
| MO/MI/SCK | 
SPI interface pins, also usable as GPIO. | 
| D2–D8 | 
Generic PWM-capable GPIOs. | 
| A0–A5 | 
Analog inputs, also PWM-capable GPIOs. | 
| D4–D8 | 
Serial2 TX/RX/CTS/RTS or general GPIOs. | 
Applications
- Smart Home Automation: Control and monitor home devices using mesh and Bluetooth.
 
- Sensor Networks: For environmental, agricultural, or industrial monitoring.
 
- Wearable Devices: Ideal for health and fitness monitoring wearables.
 
- Industrial IoT: For machinery performance and predictive maintenance monitoring.
 
- Portable IoT Devices: Great for asset tracking and field monitoring.
 
- Building Automation: Automate lighting, HVAC, and security systems.
 
- Remote Monitoring: For weather, wildlife, or remote environmental tracking.
 
- Robotics: Ideal for collaborative or swarm robotics.
 
- Smart Cities: For public infrastructure and urban IoT networks.
 
- Prototyping: Great for rapid development using Feather Shields and sensors.