CONFIG_GPIO=y CONFIG_SPI=y CONFIG_SPI_SLAVE=y CONFIG_MAIN_STACK_SIZE=512 CONFIG_BT=y CONFIG_BT_HCI_RAW=y CONFIG_BT_MAX_CONN=16 CONFIG_BT_TINYCRYPT_ECC=n # Workaround: Unable to allocate command buffer when using K_NO_WAIT since # Host number of completed commands does not follow normal flow control. CONFIG_BT_BUF_CMD_TX_COUNT=10