UG415: Thunderboard™ EFR32BG22
User's Guide
The Thunderboard™ EFR32BG22 is a low cost, small form factor
prototype and development platform for the EFR32BG22
Wireless
Gecko System-on-Chip.
The board is a small and cost effective, feature rich, prototype and development platform
based on the EFR32™ Wireless Gecko System-on-Chip. The Thunderboard
EFR32BG22 is an ideal platform for developing energy-friendly connected IoT devices.
The Thunderboard EFR32BG22 ships with a Bluetooth demo that works with a cloud
connected smartphone app, showcasing easy collection of environmental and motion
sensor data, as well as button and LED control.
A built in SEGGER J-Link debugger ensures easy debugging through the USB Micro-B
connector.
TARGET DEVICE
• EFR32 Wireless Gecko System-on-Chip
(EFR32BG22C224F512IM40)
•
32-bit ARM® Cortex®-M33 with 76.8
MHz maximum operating frequency
• 512 kB flash and 32 kB RAM
• Energy-efficient radio core with low
active and sleep currents
• Bluetooth 5.2 Direction Finding
• Integrated PA with up to 6 dBm (2.4
GHz) TX power
• Secure Boot with Root of Trust and
Secure Loader (RTSL)
KIT FEATURES
• 2.4 GHz ceramic chip antenna
• Power control of on-board peripherals for
ultra low power operation
•
Relative humidity and temperature sensor
• UV index and ambient light sensor
• Hall effect sensor
• 6-axis inertial sensor
• 8 Mbit flash for OTA programming and
data logging
• User LED and push button
• 20-pin 2.54 mm breakout pads
• SEGGER J-Link on-board debugger
• Virtual COM port
• Packet Trace Interface (PTI)
• Mini Simplicity connector for AEM and
packet trace using external Silicon Labs
debugger
• USB or coin cell battery powered.
SOFTWARE SUPPORT
• Simplicity Studio™
silabs.com | Building a more connected world. Rev. 1.0
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