CONFIG_ARM=y CONFIG_SOC_FAMILY_NRF=y CONFIG_SOC_SERIES_NRF52X=y CONFIG_SOC_NRF52832_QFAA=y CONFIG_BOARD_NRF52_SPARKFUN=y # Enable MPU CONFIG_ARM_MPU=y # enable uart driver CONFIG_SERIAL=y CONFIG_UART_0_NRF_UART=y # enable console CONFIG_CONSOLE=y CONFIG_UART_CONSOLE=y # bluetooth CONFIG_BT=y CONFIG_BT_CTLR=y # Enable P0_21 as RST CONFIG_GPIO_AS_PINRESET=y