3. Hardware
3.1 Block Diagram
An overview of the Thunderboard EFM32GG12 is illustrated in the figure below.
Mini-Simplicity
Connector
(Not mounted)
USB Micro-B
Connector
Power Source
Switch
Power
Breakout Pads
DBG USB VBUS
MCU USB VBUS
USB
User Buttons
& RGB LEDs
USB Micro-B
Connector
J-Link
Debugger
SWD Debug
Virtual COM
USB
Stereo PDM
Microphones
R
L
EFM32GG12
Microcontroller
Figure 3.1. Kit Block Diagram
UG371: Thunderboard EFM32GG12 User's Guide
Hardware
silabs.com
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