Silicon Labs EFR32xG23

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The EFR32xG23 device family from Silicon Labs are Cortex-M33 based microcontrollers.

On-Chip Memory Regions

The EFR32xG23 series devices have an internal flash of up to 512 KiB size and a user data page (UDP) of 1 KiB. J-Link supports flash programming for both the internal flash and UDP.

Device Family Device name Internal flash size (KiB) Internal flash memory region User data page size (KiB) User data page memory region
Flex Gecko EFR32FG23AxxxF256 256 0x08000000 - 0x0803FFFF 1 0x0FE00000 - 0x0FE003FF
Flex Gecko EFR32FG23AxxxF512 512 0x08000000 - 0x0807FFFF 1 0x0FE00000 - 0x0FE003FF
Flex Gecko EFR32FG23BxxxF128 128 0x08000000 - 0x0801FFFF 1 0x0FE00000 - 0x0FE003FF
Flex Gecko EFR32FG23BxxxF512 512 0x08000000 - 0x0807FFFF 1 0x0FE00000 - 0x0FE003FF
Zen Gecko EFR32ZG23AxxxF512 512 0x08000000 - 0x0807FFFF 1 0x0FE00000 - 0x0FE003FF
Zen Gecko EFR32ZG23BxxxF512 512 0x08000000 - 0x0807FFFF 1 0x0FE00000 - 0x0FE003FF

Evaluation Boards

Example Application