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135 questions

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2
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2
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Last activity 2017-12-07 13:15:22 +0200 by Bjørn Kvaale

OTA DFU, bootloader-only update gives "DFU File Error"

I am testing OTA DFU using NRF toolbox on Android. I have no problem updating my application using a zip file generated with nrfutil.

nrfutil.exe pkg generate --application nrf52832_xxaa.hex --key-file priv.pem --hw-version 52 --sd-req 0x9D --application-version 0x02 ... (more)

56
views
no
votes
1
answer
Last activity 2017-11-28 13:28:44 +0200 by Hung Bui

DFU OTA Bootloader with bonding info SDK 14.2.0 fails

Hi,

We are having problems trying to integrate support for maintaining application context and bonding info across firmware OTA updates on our NRF52 (nRF52832) based board.

The problem is that we can't find a working combination of bootloader and ... (more)

67
views
no
votes
no
answers
Last activity 2017-11-23 10:54:55 +0200 by Hung Bui

Secure Bootloader with DFU will not start Valid Application

I have been at this for a few days now so I need to ask for help.

Configuration:

  • SDK13

  • SD 4.0.2

  • NRF52832, custom board

  • Linux (Mint) dev system

Actions taken:

(more)

72
views
no
votes
1
answer
Last activity 2017-09-29 01:31:44 +0200 by Jeremy

nrf_dfu_set_adv_name_init returns 1

I'm trying to add the ble_dfu service. During services_init(),

err_code = ble_dfu_buttonless_async_svci_init();
APP_ERROR_CHECK(err_code);
err_code = ble_dfu_buttonless_init(&dfus_init);
APP_ERROR_CHECK(err_code);

In the call to ble_dfu_buttonless_async_svci_init, nrf_dfu_set_adv_name_init returns 1, causing an error.

I have #define NRF_DFU_BLE_BUTTONLESS_SUPPORTS_BONDS 0 in sdk_config.h.

Any help ... (more)

52
views
no
votes
no
answers
Last activity 2017-09-26 16:18:32 +0200 by arjun

How to make beacon connectable

Hi Nordic,

I am trying to implement DFU-OTA in beacon. For that I am trying to make beacon connectable. My requirement is to work the beacon in non-connectable mode during normal operation whereas for implementing DFU, I need to make ... (more)

71
views
no
votes
no
answers
Last activity 2017-09-19 07:28:08 +0200 by arjun

Device not connecting after DFU OTA [closed]

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)

125
views
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)

382
views
no
votes
1
answer
Last activity 2017-07-21 08:53:40 +0200 by Jørgen Holmefjord flag of Norway

OTA tutorial ?

Hello,

I'm looking to implement the OTA on my nRF52, but I couldn't find any help online. I would like to do it with my iOS and my Android app.

Does anyone have a tutorial link to help ... (more)

56
views
1
vote
1
answer
Last activity 2017-07-19 10:58:37 +0200 by Michal

after sd_flash_page_erase softdevice does not generate event

Hi,

I managed to get dfu working in application (with hrs). But on the last attempt to erase page with bootloader settings there is no event generated from softdevice and I get stuck on attempt to store new settings. When ... (more)

70
views
no
votes
no
answers
Last activity 2017-07-19 10:32:37 +0200 by pargfrieder7

How to run OTA on BLE Nano

dear all, i need your help.

Where we are: We use mbed software developer platform. We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear. We are able to generate desired program (analog sensor reading) and forward ... (more)

43
views
no
votes
1
answer
Last activity 2017-06-16 10:33:07 +0200 by Bjørn Spockeli flag of Norway

DFUTARG not showing on custom board although it is showing on the DevBoard [closed]

Hello , i'm trying to implement the OTA DFU function in my custom designed board. I'm using NRF52 series. I started by flashing the flash I uploaded the softdevice132 v2 via the NRFgo and then I uploaded the ble ... (more)

95
views
1
vote
1
answer
Last activity 2017-06-15 15:10:56 +0200 by Hussein A Hazime

custom board bootlaoder not entering DFU mode even when there is no application installed

Hello , i'm trying to implement the OTA DFU function in my custom designed board. I'm using NRF52 series. I started by flashing the flash I uploaded the softdevice132 v2 via the NRFgo and then I uploaded the ble ... (more)

114
views
2
votes
1
answer
Last activity 2017-06-12 14:05:48 +0200 by Rodrigo Lorenzo Leal

Bootloader + Buttonless DFU on Custom Board

Hi, Nordic Forum!

We've been trying to implement an adapted version of the Secure Bootloader with Buttonless DFU in our custom board. We have successfully accomplished a version of this by hardcoding certain pins and buttons values in the ... (more)

127
views
4
votes
1
answer
Last activity 2017-06-09 09:16:49 +0200 by RohanKadam

How to trigger DFU OTA ? (for custom application with dfu services enabled)

I have merged all the 4 file's together (app.hex, app_valid_settings.hex, softdevice.hex and dfu.hex). Then I uploaded the custom app with dfu services enabled using nrfgo Studio. (Custom app = UART example) The board starts advertising and ... (more)

56
views
no
votes
1
answer
Last activity 2017-06-05 18:44:21 +0200 by John Whitley

iOSDFULibrary hang at discoverCharacteristics()

We're encountering a frequent but intermittent hang after handing off OTA DFU to iOSDFULibrary 3.1.0. In the happy case, the characteristics are discovered and DFU process proceeds normally:

[DFU] Discovering characteristics in DFU Service...
[DFU] peripheral.discoverCharacteristics ...
(more)

231
views
6
votes
3
answers
Last activity 2017-05-31 18:08:11 +0200 by Lukas Simma

Secure DFU example !! [closed]

Why did you make the secure dfu example so complicated ? The sample works but why is it so difficult??

129
views
1
vote
1
answer
Last activity 2017-05-16 12:11:53 +0200 by Bjørn Spockeli flag of Norway

Selecting Softdevice and SDK for Secure DFU using OTA

Dear Nordic team,

We have been working with SDK 8 and Softdevice S110 so far. We would now like to have the DFU using OTA for our product. I am looking for SDK versions (which are stable and production ready ... (more)

175
views
no
votes
1
answer
Last activity 2017-05-16 10:30:20 +0200 by Sébastien Schiesser

OTA firmware update

Good morning,

Based on different articles, I set up a nrf52832 with S132 3.1.0, the secure bootloader found in "SDK_12.2.0/examples/dfu/bootloader_secure" and the buttonless dfu ("SDK_12.2.0/examples/ble_peripheral/experimental_ble_app_buttonless_dfu") with some bugfixes ... (more)

99
views
no
votes
1
answer
Last activity 2017-05-11 13:55:27 +0200 by Vidar Berg

Secure DFU througput

Hi,

We are using the Secure DFU from SDK 12.2, with SD132 3.1.0, on a PCA10040. As a DFU controller, we use a PCA10031 with a SD130 2.0.1 and a project derived from the multilink ... (more)

325
views
1
vote
2
answers
Last activity 2017-05-07 12:42:41 +0200 by Fredrik

Trouble with buttonless DFU - bootloader settings crc fails

Hi guys. I am struggling to get buttonless DFU to work in my owm application. I am using SDK12.2 with gcc on a pca10040 board with S132.

I have successfully followed this tutorial to get the buttonless DFU example ... (more)

148
views
2
votes
1
answer
Last activity 2017-04-27 10:48:09 +0200 by NateABC

Bonding information lost after DFU OTA update SDK 10.0 SD 8.0

Hi,

We are currently facing this issue, where after a DFU application firmware update (or bootloader update) the bonding information gets wiped out.

We are using a custom board as peripheral based on NRF51822, with Soft Device S110 8.0 ... (more)

111
views
2
votes
1
answer
Last activity 2017-04-27 08:45:20 +0200 by RK flag of Singapore

Is it possible to OTA DFU a SoftDevice on nRF52832 without first flashing over SWD?

Is it possible to upload a SoftDevice over BT onto a fresh, brand new chip, or must one first flash a specific OTA-compatible FW onto the device via UART/JTAG with a SWD programmer? I haven't found this stated ... (more)

138
views
no
votes
1
answer
Last activity 2017-04-26 10:54:33 +0200 by Hung Bui

DFU application doesn't seems to be updated

Hi,

I am currently trying to perform DFU update over BLE, I am working on SDK v11.0, and Softdevice S130 v2.0.0. My traget is an nRF51822-QFACA1.

When I enter in bootloader mode, everything works fine until I ... (more)

270
views
1
vote
2
answers
Last activity 2017-04-04 11:38:29 +0200 by ashakya

How to make sure that the Bootloader starts in DFU mode if a valid app is not present?

Hi,

I am trying to implement a Single Bank DFU over Bluetooth for my nRF51822 (256KB / 16KB RAM) using SDK v7.1 and Softdevice 110. I am using GCC to compile the bootloader and in order to switch from dual ... (more)

132
views
2
votes
2
answers
Last activity 2017-03-24 12:38:00 +0200 by Hung Bui

Can I update the SoftDevice without touching the application?

I'm working on an OTA firmware update process, using my own bootloader and application. To understand the process' limitations, I need to know to what extent one can update the SoftDevice without invalidating the application.

The chart on the ... (more)

338
views
no
votes
1
answer
Last activity 2017-03-14 12:57:08 +0200 by Hung Bui

Latest status of Buttonless secure DFU in SDK 13.0

Hi,

I just got the email about SDK13.0 official release. The list of changes in this release include "Secure DFU improvements". What does it mean? Is Buttonless Secure DFU completely supported in this release?

Regards, Sam

455
views
1
vote
1
answer
Last activity 2017-02-24 12:13:10 +0200 by Sourabh Barve

won't reset chip after dfu

Hi,

I am using keil uvision 5.17, SD 130, nRF 51822, dualbank bootloader.


I have programmed own application and merged bootloader, application, soft device.

I can do dfu as many as I want,

but the problem is I should ...

(more)

429
views
no
votes
1
answer
Last activity 2017-02-22 13:19:58 +0200 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)

128
views
2
votes
2
answers
Last activity 2017-02-21 15:19:25 +0200 by Mathias Vandel

SDK12.2 DFU OTA application doesn't start

Hi DevZone

I am trying to DFU OTA a PCA10040 using BLE Secure DFU Bootloader from SDK12.2.0.

I can succesfully transfer the image i have made with nrfutil to my DK, but the application doesn't start up ... (more)

72
views
no
votes
no
answers
Last activity 2017-02-13 09:39:32 +0200 by Christian Waldmann flag of Switzerland

DFU OTA with RTX on Keil

I am working with nrf51, SDK 11, S130, Keil uVision 5 and have an Application with RTX and want to use DFU OTA. The bootloader works with the app_hrs_dfu example.

When starting the bootloader from my app, the bootloader is ... (more)

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