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Last activity 2017-09-24 07:49:00 +0200 by Stas

buttonless dfu in sdk 14

After migrating from sdk 13 with buttonless dfu based app I meet follow error: my app get FATAL error after exactly 3min. I guess it something related with power down mode or like that but can't find where is ... (more)

25
views
no
votes
1
answer
Last activity 2017-09-22 11:28:10 +0200 by Bjørn Spockeli flag of Norway

bootloader_secure_ble with NRF_LOG RTT

I am trying to debug a custom version of the bootloader_secure_ble example but am running into FLASH space issues. The bootloader app does not fit into FLASH with -Og optimization OR with NRF_LOG activated. I am using SDK14 and S132 ... (more)

21
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no
votes
no
answers
Last activity 2017-09-22 07:19:27 +0200 by Amit

Invalid memory access fault during DFU

Hi, We are in the process of upgrading our firmware from SDK 13 to SDK 14. We are hitting an issue with DFU, where nrf_fstorage_erase function receives a fault (Fault id: 0x00001001) while erasing settings page.

Relevant snippet of the ... (more)

45
views
1
vote
no
answers
Last activity 2017-09-20 17:36:22 +0200 by Moritz Caspar flag of Germany

DFU transfer speed reduced to half: S132_v3.1.0@3.5kb/s vs. S132_v4.0.4@1.8kB/s

Hi,

we are using are more or less unmodified version of the Secure DFU bootloader example. Especially all BLE/Softdevice configuration in "libraries/bootloader/ble_dfu/nrf_ble_dfu.c" is unchanged.

Using the nRF Connect PC application(v2.0.1) as peer ... (more)

13
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no
votes
1
answer
Last activity 2017-09-19 11:22:47 +0200 by Bjørn Spockeli flag of Norway

DFU application wait for Bond info to be saved?

Hello,

It appears that the function to jump into the bootloader is being called while the peer bonding information is still being saved.

Does the app_shutdown_handler() need to return false until the information is saved?

If so, how do you ... (more)

16
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no
votes
no
answers
Last activity 2017-09-19 10:46:50 +0200 by AmiguelS

Error 10 on DFU

I'm using S132 (SDK 12.3) and I'm trying to perform DFU over the air. The procedure I am using with this device (and failing) is being used on other devices an succeeding.

Using the Android Nordic DFU ... (more)

41
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no
votes
no
answers
Last activity 2017-09-19 07:28:08 +0200 by arjun

Device not connecting after DFU OTA

Hi,

I am running the BLE DFU example. I am able to perform the DFU OTA implementation successfully. The problem I am facing is that, once the application has been updated successfully, the device gets disconnected and starts advertising with ... (more)

41
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no
votes
1
answer
Last activity 2017-09-18 15:13:48 +0200 by Bjørn Spockeli flag of Norway

Buttonless DFU - LED 3 blinking after flash

With SDK 14:

If I flash in this order:

  1. softdevice_s132.hex
  2. bootloader_secure_ble_debug_with_bonds_s132.hex
  3. ble_app_buttonless_dfu_with_bonds_s132_with_setting_page.hex

Then complete a DFU with this application:

ble_app_buttonless_dfu_without_bonds_s132_with_setting_page.zip

The board goes into an unrecoverable state. Holding button 4 ... (more)

100
views
no
votes
1
answer
Last activity 2017-09-18 11:37:15 +0200 by Bjørn Spockeli flag of Norway

SDK14 Secure Buttonless DFU with Bonding

Hello,

I am currently trying to implement Secure Buttonless DFU in my application using the nRF52832, s132 v5.0.0, and SDK14; but I am having some issues that I am hoping someone can help me resolve.

The issue I ... (more)

43
views
no
votes
1
answer
Last activity 2017-09-18 11:29:49 +0200 by Martin Børs-Lind flag of Norway

Transferring data over to external memory using DFU (SPI)

Our hardware has an externa memory connected to the nRF51 by SPI, we also use DFU to update the firmware creating the zip pack (We have buttonless dfu working as well) and we have full color display. The images to ... (more)

28
views
no
votes
1
answer
Last activity 2017-09-18 09:53:20 +0200 by Bjørn Spockeli flag of Norway

What is the DFU different in sdk 12.3 and sdk10

Hi, I just try DFU function in sd130/sdk12.3 and it does work very well. I did: (1).Generating your own key: nrfutil.exe keys generate priv.pem

(2).Display a public key from your key file nrfutil.exe ... (more)

98
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no
votes
1
answer
Last activity 2017-09-18 09:20:17 +0200 by Aleksander Nowakowski

[iOS] Reconnecting during full ota update, connect to wrong device

Hi,

we are developing and application on iOS which can among others, update our hardware over the air, and we found out that e.g. after bootloader update is done, then 'iOSDFULibrary' disconnect to the peripheral and connect again to ... (more)

54
views
no
votes
1
answer
Last activity 2017-09-14 09:47:59 +0200 by arjun

Problem with private key generation in nrfutil

Hi,

I am trouble with private key generation in nrfutil. I am following the tutorial http://infocenter.nordicsemi.com/inde....

When I am giving the command nrfutil keys generate private.pem, it giving me the following error- "Got unexpected extra ... (more)

63
views
1
vote
1
answer
Last activity 2017-09-13 21:13:13 +0200 by David K.

DFU with Android 7.0 fails on connection

Dear Helpers,

We are facing an issue. It is all related to DFU (secure buttonless) and Android 7.0 (deployed on a Samsung A5).

We have a code that is running perfectly that allows advertising / scanning and connection with an ... (more)

38
views
no
votes
1
answer
Last activity 2017-09-13 04:43:31 +0200 by cidron_noob

nrfutil problem - cannot generate correct CRC

Hi Nordic,

Sorry if I missed and repeated a question, just point me to the previous answer if it has been posted before.

I am trying the DFU example found in the SDK example nRF5_SDK_13.0.0_04a0bfd\examples\dfu\ble_dfu_send_hex ... (more)

37
views
no
votes
1
answer
Last activity 2017-09-12 11:30:33 +0200 by Sigurd flag of Norway

why DFU start address difference?

Hello,

In the DFU sample projects provided, the IROM1 address and sizes are different?

DFU debug mode: Start 0x73000 Size 0xB000

DFU NON-debug mode: Start 0x7800 Size 0x6000

Why are these different?

Is is a safe assumption that the start ... (more)

35
views
no
votes
1
answer
Last activity 2017-09-12 04:03:36 +0200 by parco

How to debug App + Bootloader

Hi all,

I have sent an application ZIP OTA and performed DFU, the log:

...

<debug> app: All flash operations have completed.

<debug> app: Starting reset timer.

<debug> app: Attempting to reset the device.

<debug> nrf_sdh_soc: In nrf_dfu_transports_close

<debug> nrf_sdh_soc: num ... (more)

86
views
no
votes
2
answers
Last activity 2017-09-11 18:04:25 +0200 by ajc

problem testing DFU functionality w/SDK14 SoftDevice v5

Hello,

I am trying to update our application with DFU support but it will not work for me. One of 2 things happens:

  1. Programming the bootloader and softdevice by programming the hex image bootloader_secure_ble/hex directory. Then I download the ...
(more)

90
views
1
vote
2
answers
Last activity 2017-09-11 11:10:25 +0200 by Jorge flag of Austria

How to add bootloader to device

Hi all,

I am started my project using the softdevice S130 v2.0.1 and the ble_app_uart example(SDK11) on a custom board with the nRF51822. I had to made some changes for the clock source because of the custom ... (more)

132
views
no
votes
1
answer
Last activity 2017-09-11 09:34:47 +0200 by djqtsg

regarding to buttonless DFU

Hi,

I have tried buttonless DFU in SDK 12, for which I have a few questions

(1) Is bootloader not needed if I use Buttonless DFU Template Application? However, SoftDevice is still required.

(2) I have to combine my own ... (more)

49
views
no
votes
no
answers
Last activity 2017-09-08 12:31:25 +0200 by PB

Single: Invalid bank

Hello,

I've moved my project to SDK 14 and SD 5 and that updates were working correctly in a loop (rebuilding app FW, merging BL+SD+APP, doing DFU). Today I've noticed that if I power cycle or ... (more)

30
views
no
votes
1
answer
Last activity 2017-09-08 11:41:57 +0200 by Bjørn Spockeli flag of Norway

SDK13.1 Secure DFU Timeout

I've been searching and wanted to confirm that in SDK13, it's still on us to implement a timeout if a device is placed in DFU mode? As others have said, this just seems such standard behavior, that I ... (more)

100
views
no
votes
1
answer
Last activity 2017-09-08 11:16:48 +0200 by Bjørn Spockeli flag of Norway

How to disable Secure DFU Timeout?

I would like to disable the secure timeout in the bootloader for a specific condition.

I am using nrf52832 chip, sdk 12.2, softdevice s132 v3.0.0 with secure bootloader example. Any thoughts?

668
views
8
votes
2
answers
Last activity 2017-09-08 10:40:36 +0200 by Sven Kautlenbach

How to use the watchdog when DFU

Hi

I opened the Watchdog in the user application,and do nothing in the bootloader.Then when I use DFU,the CPU reset appears.How can I to deal with it?

And when I upgrade willful termination APP(nRF Toolbox ... (more)

255
views
1
vote
1
answer
Last activity 2017-09-08 10:01:41 +0200 by Jeong Hyun Seok

nrfutil.exe UnicodeDecodeError

when I use nrfutil.exe to generate .zip file on win10 64bit, I got the UnicodeDecodeError.

Traceback (most recent call last):
File "__main__.py", line 303, in <module>
File "click\core.pyc", line 664, in __call__
File "click\core.pyc ...
(more)

604
views
4
votes
3
answers
Last activity 2017-09-04 11:58:20 +0200 by Gz

Debugging DFU in IAR - SDK12

I am trying to debug the DFU in IAR. I realize I will have to turn optimization off and grow the flash size in the linker file. However, when flashing as is I get the following error:

Mon Nov 07 ... (more)

33
views
1
vote
1
answer
Last activity 2017-09-01 17:01:07 +0200 by Bjørn Spockeli flag of Norway

nrf51822 SDK12.3 buttonless_dfu example can't add ble_nus service

Dear Nordics, If I add ble_nus service to buttonless_dfu example , it will reset after ble_dfu_init(). If I set

*p_ble_enable_params->common_enable_params.vs_uuid_count = 2*

it will reset after

softdevice_enable();

And both of the error code is 0; main.c

Please help to check.Thanks.

37
views
no
votes
no
answers
Last activity 2017-08-31 14:00:17 +0200 by Sourabh

nrf52 merging serial and ble DFU

I've merged serial dfu with ble dfu project refering to this post.

I'm getting linker errors stating no space in execution region in .ANY sector... What could be the solution to this issue?? I've tried increasing the ... (more)

53
views
no
votes
1
answer
Last activity 2017-08-31 12:27:06 +0200 by Hung Bui

What are the test images for single bank update?

Hi all,

I want to know if the images inside the hci_dfu_send_hex folder are just precompiled hex files from the examples.

More specific I want to use the bootloader from SDK11 but it doesn't seem that the project example ... (more)

28
views
no
votes
no
answers
Last activity 2017-08-29 18:35:55 +0200 by Agge

Start app from bootloader without updating?

Hi, stupid question here: Is there a command I could send via the dfu characteristics that starts the application somehow with doing an actual dfu update? Using the secure bootloader from sdk12

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