Silicon Labs EFR32xG28

The Silicon Labs EFR32xG28 are wireless SoCs based on Cortex-M33 microcontrollers. These MCUs are part of the EFx32 Series 2 devices.

EFx32 Series 2 specifics

Please refer to the Silicon Labs EFx32 Series 2 article.

Flash Banks

Internal Flash

Flash Bank	Base address	Size	J-Link Support
Internal flash	0x08000000	1024 KB
User Data	0x0FE00000	1 KB

Watchdog Handling

• The device has 2 Watchdogs, they are feed during programming, if they are enabled.

Device Specific Handling

Reset

• The device uses custom reset with halt after bootloader.

Attach

• Attach is supported.

Security

• If device is secured, User is offered an unsecure by mass erase.

Evaluation Boards

• Silicon Labs ERF32xG28 evaluation board: https://wiki.segger.com/Silicon_Labs_BRD4271

Example Application

• Silicon Labs ERF32xG28 evaluation board: https://wiki.segger.com/Silicon_Labs_BRD4271#Example_Project