8.2 Debug Modes
Programming external devices is done by connecting to a target board through the provided debug connector and by setting the debug
mode to [
Out
]. The same connector can also be used to connect an external debugger to the EFR32 Wireless SoC on the kit by setting
debug mode to [
In
].
Selecting the active debug mode is done in Simplicity Studio.
Debug MCU:
In this mode, the on-board debugger is connected to the EFR32 on the kit.
RADIO BOARD
Board
Controller
USB
Host
Computer
DEBUG HEADER
External
Hardware
Figure 8.1. Debug MCU
Debug OUT:
In this mode, the on-board debugger can be used to debug a supported Silicon Labs device mounted on a custom board.
Board
Controller
USB
Host
Computer
DEBUG HEADER
External
Hardware
RADIO BOARD
Figure 8.2. Debug OUT
Debug IN:
In this mode, the on-board debugger is disconnected, and an external debugger can be connected to debug the EFR32 on
the kit.
Board
Controller
USB
Host
Computer
DEBUG HEADER
External Debug Probe
RADIO BOARD
Figure 8.3. Debug IN
UG431: EFR32xG22 2.4 GHz 6 dBm QFN32 Wireless Starter Kit User's Guide
On-Board Debugger
silabs.com
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