# Enable MPU CONFIG_ARM_MPU=y # Enable hardware stack protection CONFIG_HW_STACK_PROTECTION=y # Enable GPIO CONFIG_GPIO=y CONFIG_ZMK_USB=y CONFIG_ZMK_BLE=y # Build UF2 by default, supported by the Adafruit nRF52 Bootloader CONFIG_BUILD_OUTPUT_UF2=y CONFIG_USE_DT_CODE_PARTITION=y # Settings Support CONFIG_MPU_ALLOW_FLASH_WRITE=y CONFIG_NVS=y CONFIG_SETTINGS_NVS=y CONFIG_FLASH=y CONFIG_FLASH_PAGE_LAYOUT=y CONFIG_FLASH_MAP=y # Bootloader Support CONFIG_RETAINED_MEM=y CONFIG_RETENTION=y CONFIG_RETENTION_BOOT_MODE=y CONFIG_ZMK_BOOTMODE_MAGIC_VALUE_BOOTLOADER_TYPE_ADAFRUIT_NRF52=y