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Last activity 2018-01-19 16:27:01 +0200 by Romain

NRF52832 sdk 13.0 Bootloader example not running

Hi,

I'm using the example dfu/bootloader_secure_ble for NRF52832 (PCA10040 board) in nRF SDK 13.0.0 version and on my mobile the "nRF Connect" application.

If I use Keil uVision to compile the bootloader I can see and ... (more)

29
views
no
votes
1
answer
Last activity 2018-01-19 11:13:14 +0200 by Hung Bui

Buttonless DFU SDK14.1 without bonding

Board: PCA10040 (NRF52832)

Compiler: GCC

SDK: 14.1

I'm trying to add the buttonless DFU service to my application and I've had several issues.

First, I have a custom BLE service and the DFU service also requires a ... (more)

40
views
no
votes
1
answer
Last activity 2018-01-18 13:41:53 +0200 by gkovelman_tap

DFU, caching & iOS

Hi,

I know that this is a known issue, but I'm seeing caching issues often with iOS. I'm using S132 v5.0.0, SDK 14.0 against custom application with iOS DFU SDK and often I'm seeing ... (more)

22
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no
votes
1
answer
Last activity 2018-01-16 21:01:49 +0100 by ajc

pwr_mgmt_fpu_sleep_prepare fails with assert

Hello,

We have an application with a S132 device, SDK 14 and Softdevice v5.0.0. On some devices, an assert is being thrown in the sleep prepare function. This is the line ASSERT((fpscr & 0x07) == 0);

What could the ... (more)

55
views
1
vote
1
answer
Last activity 2018-01-16 15:39:52 +0200 by Muhammet YILDIZ

How to Firmware Update Over BLE

I am using keil 5, softdevice 132, sdk NRF_SD_BLE_API_VERSION=5, nRF52832.

I am trying to work with firmware update over ble.

In the example folder, there is an example called "buttonless dfu".

I am trying to implement it. But cant ... (more)

312
views
1
vote
2
answers
Last activity 2018-01-16 08:08:03 +0200 by Bjørn Spockeli flag of Norway

nrf52 Bootloader_secure_ble

Hello, I am using nrf52 with sdk 13.0.0. Bootloader_secure_ble gives error while compiling. What should I do ?

        Error[Lt009]: Inconsistent wchar_t size 
        micro_ecc_lib_uECC.c.o(micro_ecc_lib_nrf52.a) has wchar_t size 16 bits 
        app_error_weak.o and 66 other objects ...
(more)

40
views
1
vote
1
answer
Last activity 2018-01-16 03:00:44 +0200 by jwcheon

NRF52840 USB CDC ACM Secure DFU Bootloader Example

Hi,

I am testing the USB CDC ACM Secure DFU Bootloader example via NRF52840. softdeivce uses 5.0.0-2 alpha and uses SDK version 14.1.

I have a problem.

I ran Erase all through nRFgo Studio and programmed Softdeivce ... (more)

37
views
no
votes
1
answer
Last activity 2018-01-15 18:34:07 +0200 by ajc

nrf_pwr_mgmt_run() required with DFU?

Hello,

I have a custom application and bootloader with DFU support. We have been able to download application updates using the DFU. Today I noticed that I am not calling nrf_pwr_mgmt_run() in the main loop. nrf_pwr_mgmt_init() is being called and ... (more)

22
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no
votes
no
answers
Last activity 2018-01-15 16:30:40 +0200 by Fausto Petruzzelli

DFU fails with nrfutil dfu ble

Hi,

I'm trying to perform a DFU firmware update via command line using nrfutil dfu ble. The same update using nRF connect works fine. The dongle is flashed with connectivity_1.2.0_115k2_with_s132_3.0. Using the option verbose and some ... (more)

33
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no
votes
1
answer
Last activity 2018-01-15 15:49:33 +0200 by Hung Bui

How to stay in bootloader in case of faulty app?

Hello,

I want to prevent a scenario where I successfully perform a DFU with a faulty firmware image. I have a bootloader that handles firmware updates both for the NRF5 itself and another external chipset. It once happened that we ... (more)

14
views
no
votes
no
answers
Last activity 2018-01-15 09:49:29 +0200 by Pedro

nRF52 to nRF51 DFU

Hi,

We have to implement a nRF to nRF DFU. On the nRF51 side a have an external memory with two bankers to perform secure update and downgrade using a bank 2. Now, we are planning to use a Nordic ... (more)

46
views
1
vote
1
answer
Last activity 2018-01-12 12:49:10 +0200 by Bjørn Kvaale

New application doesn't run after secure DFU process reaches 100%

Hi to everyone!

I'm following this guide to learn how to use secure DFU on a nRF52832DK board.

All steps have been done successfully, or I think so, until I reach the D4 step where the new program has ... (more)

21
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no
votes
no
answers
Last activity 2018-01-11 23:13:25 +0200 by JohnM

nRF51DK DFU BLE OAT [closed]

Hello,

This is the first time I try to implement DFU to update my simple application OAT via BLE on the nRF51 DK.

My simple application is a simple peripheral which communicate with a RGB driver by I2C (so very ... (more)

27
views
no
votes
no
answers
Last activity 2018-01-11 19:12:41 +0200 by Mickael

NRF52840 boot/flash strategy

Hi there,

I am considering the NRF52840 to build our new platform but I am struggling to find information about how the device Firmware is programmed.

Apart from SWD, can it be flashed over BLE, UART, USB?

I havent been ... (more)

40
views
1
vote
1
answer
Last activity 2018-01-11 13:41:50 +0200 by shibshab

OTA DFU from OSX/Windows/Linux

Hi,

With the latest SDK v 14.2 is it possible to do OTA updates to nRF52 from OSX/Windows/Linux without the use of additional DK? I understand that for iOS and Android we can use nRFConnect or nRFToolbox ... (more)

76
views
2
votes
1
answer
Last activity 2018-01-09 17:24:18 +0200 by Carlos

BLE DFU (SDK 14.2) - fstorage jobs queued but never executed

Hi there

I did an upgrade of the bootloader from SDK 12.2 to SDK 14.2. I am using the nrf52832 chip. It is basically the same as the secure BLE DFU example from the SDK plus a few ... (more)

29
views
1
vote
1
answer
Last activity 2018-01-09 11:45:48 +0100 by Andy

DFU firmware update

Am Working on android application where the Requirement is User will get a Notification about firmware update having YES or NO options.If the user selects the YES options DFU firmware update should happen by automatically by selection of file ... (more)

48
views
3
votes
1
answer
Last activity 2018-01-08 15:25:41 +0200 by Aleksander Nowakowski

DFU Firmware Update Through Cloud

Can we update DFU firmware through cloud.without selecting the zip file present in Internal Storage of Phone. In nrf connect app present in play-store its asking ZIP file to Update firmware. My Requirements is can we Save these files ... (more)

28
views
1
vote
1
answer
Last activity 2018-01-08 12:53:22 +0200 by Andy

Dual bank DFU with code for external uC

I am using two microcontrollers for my application, one of which is the nRF52. What I would like to do is transfer the firmware for the nRF and external uC as a single bundle using the dual bank update approach ... (more)

26
views
no
votes
1
answer
Last activity 2018-01-05 16:46:46 +0200 by Hung Bui

DFU reset for part 2 / 2

Hello,

I have a bootloader with a low power wait for power button on startup.

When I do a BLE DFU update of bootloader + SD + appli, the Nordic smartphone application cut update in two parts and it looks like it ... (more)

31
views
no
votes
1
answer
Last activity 2018-01-04 17:03:13 +0200 by bhavesh

nrfutil for ota ble dfu not working

I have questions about nrfutil's latest.exe. Dose it able to do OTA DFU over BLE for every SDK version's firmware?

I have been trying do OTA DFU using Master Control Panel for the same device and dfu-package ... (more)

26
views
1
vote
no
answers
Last activity 2018-01-04 13:26:48 +0200 by marmio

Thread DFU client problem

Hi,

I'm following instructions for testing Thread Secure DFU example and I can't get this working. I think there's a problem with client application. LED3 starts being lit after bootloader flash (4.c) and after DFU client ... (more)

2k
views
2
votes
2
answers
Last activity 2017-12-29 07:09:39 +0200 by Nguyen Hoan Hoang flag of Canada

How to flash SoftDevice and Bootloader (OTA enabled) to nrf51822 by CMSIS-DAP programmer?

How to flash SoftDevice and Bootloader (OTA enabled) to nrf51822 by CMSIS-DAP programmer? For instance: I did cmsis-dap programmer with mbed code form github. Can I do that with Keil? Just set properly IROM1 and IRAM1 values? Is something similar ... (more)

54
views
1
vote
1
answer
Last activity 2017-12-25 22:53:06 +0200 by ParanBada

how to implement Buttonless_DFU in SDK14, hrs_freertos?

I am developing the product using SDK14, hrs_freertos. Now I am developing buttonless_DFU but it does not work. Can you tell me more details on how to implement DFU in SDK14, hrs_freertos version, or do you have sample source code ... (more)

30
views
no
votes
no
answers
Last activity 2017-12-21 02:11:55 +0100 by niels

DFU dongle no advertising

Hi all,

I tried to load the DFU example for nrf51822 from SDK12.3 on the dongle(PCA10000). softdevice: S130 2.0.1

I followed the tutorial on: https://devzone.nordicsemi.com/blogs/...

When the bootloader.hex is flashed nothing ... (more)

44
views
no
votes
no
answers
Last activity 2017-12-20 18:36:31 +0200 by leon1d

Application updated over the air doesn't start properly

Dear all,

I have nRF51 DK and I use mbed CLI to build my application that is simple mbed-os-example-blinky. Also I have SDK11.0.0 and I built the ble dfu bootloader (./examples/dfu/bootloader/pca10028/dual_bank_ble_s130/armgcc), merged that ... (more)

63
views
1
vote
2
answers
Last activity 2017-12-19 15:19:45 +0200 by shibshab

DFU does not encrypt app_dfu_package.zip ???

I use SDK13, nRF52, S132

I use bootloader_secure_ble with generated public key for bootloader and for nrfutil. After all steps like discribed on https://devzone.nordicsemi.com/blogs/... I get app_dfu_package.zip wich should flash by air (DFU). I suppose ... (more)

45
views
no
votes
1
answer
Last activity 2017-12-18 12:56:01 +0100 by run_ar

Is it possible to use Serial DFU without softdevice

I think the answer is mostly no. My application is similar to the Gazell sample projects, it does not use Softdevice. What are the steps to make my application to be compatible with the softdevice so that I can use ... (more)

62
views
no
votes
1
answer
Last activity 2017-12-15 18:05:24 +0200 by Kyle Krueger flag of Germany

bootloader_secure_ble example has wrong NRF_SDH_BLE_VS_UUID_COUNT

While creating a DFU bootloader based on the bootloader_secure_ble example, I was having trouble getting a device to boot into DFU mode.

Initially the device would get stuck in a reboot cycle and was unable to keep up with the ... (more)

152
views
2
votes
2
answers
Last activity 2017-12-15 13:20:00 +0200 by Vidar Berg

Secure DFU Bootloader debugging for nRF51822_xxAA

I am using example DFU project (bootloader_secure) from SDK (12.3). Chip 51822QFAA. My problem is that I cannot start to debug session in Keil5. Use JLink. I can program target(through J-Link interface) and start the application, but I ... (more)

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