Inside main Writing settings... Flash erase success In settings_write dst = 000ff000 -----nrf_fstorage_write called------ Flash write success ACTIVATION NONE = 1 Initializing transports (found: 1) Enter main loop app: Inside main app: In nrf_bootloader_init nrf_dfu_settings: Calling nrf_dfu_settings_init()... nrf_dfu_flash: Initializing nrf_fstorage_nvmc backend. nrf_dfu_settings: Resetting bootloader settings since neither the settings page nor the backup are valid (CRC error). app: Enter nrf_bootloader_fw_activate app: No firmware to activate. app: Enter nrf_dfu_app_is_valid app: No valid app to boot. app: DFU mode because app is not valid. nrf_bootloader_wdt: WDT is not enabled app: in weak nrf_dfu_init_user app: timer_stop (0x20000024) app: timer_activate (0x20000024) app: Entering DFU mode. app: Initializing transports (found: 1) nrf_dfu_serial_uart: serial_dfu_transport_init() nrf_dfu_serial_uart: serial_dfu_transport_init() completed nrf_dfu_flash: Initializing nrf_fstorage_nvmc backend. app: Shutting down transports (found: 1) nrf_dfu_serial: Received ping 1 nrf_dfu_serial_uart: Allocated buffer 2000378C nrf_dfu_req_handler: Handle NRF_DFU_OP_PING nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_serial: Sending Response: [0x9, 0x1] app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 2000378C nrf_dfu_req_handler: Handle NRF_DFU_OP_OBJECT_CREATE (command) app: timer_stop (0x20000024) app: timer_activate (0x20000024) nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_serial: Sending Response: [0x1, 0x1] Handle NRF_DFU_OP_OBJECT_WRITE (command) nrf_dfu_validation_init_cmd_append ---->ret_val = 1 app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 20003810 nrf_dfu_req_handler: Request handling complete. Result: 0x1 Handle NRF_DFU_OP_OBJECT_WRITE (command) nrf_dfu_validation_init_cmd_append ---->ret_val = 1 app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 2000378C nrf_dfu_req_handler: Request handling complete. Result: 0x1 Handle NRF_DFU_OP_OBJECT_WRITE (command) nrf_dfu_validation_init_cmd_append ---->ret_val = 1 app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 20003810 app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 20003810 nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_req_handler: Handle NRF_DFU_OP_CRC_GET (command) nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_serial: Sending Response: [0x3, 0x1] Size of Binary = 25012 Address where to flash binary = 20003774 m_firmware_start_addr = 00026000 Writing settings... Flash erase success In settings_write dst = 000ff000 -----nrf_fstorage_write called------ Flash write success Writing settings... Flash erase success In settings_write dst = 000fe000 -----nrf_fstorage_write called------ Flash write success Writing valid init command to flash. Flash erase success app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 20003810 nrf_dfu_req_handler: Handle NRF_DFU_OP_OBJECT_EXECUTE (command) nrf_dfu_validation: PB: Init packet data len: 64 nrf_dfu_validation: Signature required. Checking signature. nrf_dfu_validation: Calculating init packet hash (init packet len: 64) nrf_dfu_validation: Verify signature nrf_dfu_validation: Image verified app: Enter nrf_dfu_cache_prepare() app: required_size: 0x61B4. app: single_bank: false. app: keep_app: false. app: keep_softdevice: true. app: SD_PRESENT: true. app: Bank contents: app: Bank 0 code: 0x00: Size: 0x0 app: Bank 1 code: 0x00: Size: 0x0 app: pass: 0. app: cache_address: 0x26000. app: cache_too_small: false. app: keep_firmware: false. app: delete_more: false. nrf_dfu_validation: Write address set to 0x00026000 app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 20003810 nrf_dfu_settings: Backing up settings page to address 0xFE000. nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_serial: Sending Response: [0x4, 0x1] nrf_dfu_req_handler: Handle NRF_DFU_OP_OBJECT_CREATE (data) nrf_dfu_req_handler: Creating object with size: 4096. Offset: 0x00000000, CRC: 0x00000000 nrf_dfu_req_handler: Request handling complete. Result: 0x1 nrf_dfu_serial: Sending Response: [0x1, 0x1] Handle NRF_DFU_OP_OBJECT_WRITE (data) WRITE_ADDR = 155648 s_dfu_settings.write_offset = 0 -----nrf_fstorage_write called------ ----> 142 - E:\projects\ADI_MUSKA\nRF5_SDK_15.2.0_9412b96\components\libraries\fstorage\nrf_fstorage.c app: Shutting down transports (found: 1) nrf_dfu_serial_uart: Allocated buffer 2000378C nrf_dfu_req_handler: Handle NRF_DFU_OP_OBJECT_WRITE (data) app: Received a fault! id: 0x00004002, pc: 0x00000000, info: 0x2003FF50