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Last activity 2017-03-21 14:40:07 +0100 by Hung Bui

Can't see sd-req 0x98 in "nrfutil pkg generate --help" function.

Hi, I updated nrfutil to use in new sdk 13, but when I type "nrfutil pkg generate --help" I can't see the code for Softdevice S132 v4.0.2 (0x98) as indicated in this guide: https://devzone.nordicsemi.com ... (more)

63
views
1
vote
1
answer
Last activity 2017-03-08 11:16:22 +0200 by Bjørn Spockeli flag of Norway

nrfutil settings generate for nRF52 QFAB

Hello,

it seems the current nrfutils release assumes that the bootloader settings will be stored at address 0x7F000 on an nRF52. However, unless I'm mistaken, that is only true for QFAA versions of the chip, since QFAB versions have ... (more)

159
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no
votes
1
answer
Last activity 2017-03-01 14:51:03 +0100 by Vicnet

nrfutil v0.52 dfu serial / ble - HCI packet in terminal

Hi,

I'm using nrfutil to update my nRF52832.

I change target from nRF51822 to nRF52832 and I want be able to bootload my target through own master.

In past, I used hci_dfu_send_hex.py in verbose mode to convert hex ... (more)

38
views
no
votes
1
answer
Last activity 2017-02-22 13:19:58 +0100 by Bjørn Spockeli flag of Norway

Version numbers for Secure DFU

Why do the version numbers have to be as follows for a merged hex file to be able to exit the dfu mode when flashed externally as a combined hex file (SD +BL + BL settings + App)?

nrfutil settings generate --family ... (more)

50
views
1
vote
1
answer
Last activity 2017-02-17 15:25:36 +0100 by Jørgen Holmefjord flag of Norway

No serialization firmware - nrfutil by pyinstaller

What I am trying to achieve is single-file executable for nrfutil tool, for performing DFU. I downloaded sources and built it using pyinstaller. I can succesfully create DFU package.

Problem comes, when I want to perform dfu with -f parameter ... (more)

88
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no
votes
no
answers
Last activity 2016-12-29 16:25:09 +0100 by dblasco

DFU upload failed

Hi,

I have seen similar questions to this, but I could not make it work. I am trying to upload a new code using DFU by means of a smartphone (using nRF Connect) or PC (using Master Control Panel), without ... (more)

205
views
2
votes
2
answers
Last activity 2016-12-07 12:58:08 +0100 by Richard Gledhill

Request for nrfutil Windows executable

Hi (aimed at Nordic really, this one),

Having the nrfutil available as nrfutil.exe (Windows executable) would be HUGELY helpful.

It's a real nuisance for us as developers to have to download git, download Python, clone the nrfutil repository ... (more)

110
views
1
vote
1
answer
Last activity 2016-10-27 19:04:41 +0100 by Vidar Berg

nrfutil pkg generate bootloader freeze the computer

nrfutil version 1.5.5

On Linux Mint (Ubuntu like)

in folder nRF5_SDK_12.1.0_0d23e2a/examples/dfu/bootloader_secure/pca10040/armgcc

make

nrfutil pkg generate --bootloader _build/nrf52832_xxaa_s132.bin --hw-version 52 --bootloader-version 0x00000001 --sd-req 0x8C --key-file /xxx/private.pem test.zip ...
(more)

280
views
1
vote
1
answer
Last activity 2016-10-25 09:56:33 +0100 by Visti Andresen

Generating and using secure DFU keys under Linux

Hi

I'm wondering if anyone have had any success or problems with generating and using secure DFU keys under Linux?

I'm using the latest nrfutil from: https://github.com/NordicSemiconducto...

SHA1: e5303b994611b1122116ebd07c2185d5a0645d1d

And I'm running Debian (unstable ... (more)

296
views
no
votes
no
answers
Last activity 2016-09-02 08:02:34 +0100 by chewlm86

BLE DFU via PC nrfutil is really slow

Hi,

I have downloaded the latest SDK12 for nRF52.

And i tried out the new "BLE Secure DFU Bootloader" example.

But i found that doing the BLE DFU with nrfutil on windows take 1 minute for the pre-generated package "dfu_test_app_hrm_s132 ... (more)

203
views
no
votes
1
answer
Last activity 2016-08-03 11:12:52 +0100 by Øyvind Karlsen flag of Norway

Trying to use a nrfutil command on raspbian OS

Hi, I've got a problem with nrfutil package on Raspberry Pi with Python 2.7.9 and pip 1.5.6 included to raspbian distribution.

I'm writing like below:

pi@raspberrypi:~ $ sudo pip install nrfutil

And package seems ... (more)

420
views
no
votes
no
answers
Last activity 2016-05-17 09:29:33 +0100 by Siva Subrahmanyam

nrfutil dfu genpkg --application nrf51822_xxaa.hex blinky.zip is giving error

I am using peripheral example(blinky) to generate .zip file using nrfutil python script. I am getting fallowing error.

nrfutil dfu genpkg --application nrf51822_xxaa.hex blinky.zip Traceback (most recent call last): File "/usr/local/bin/nrfutil", line 9, in ... (more)

224
views
no
votes
no
answers
Last activity 2016-03-30 03:47:34 +0100 by Darren16

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)

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