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Last activity 2017-07-18 16:16:29 +0200 by Bjørn Spockeli flag of Norway

Changing SD (s110->s130) and wrong memory organization

Hello,

I'd like to upgrade nrf51822 QFAC custom board firmware via DFU and change SoftDevice from s110 to s130. Because of larger (than s110) size of s130 I haven't enough space for my application with current FLASH memory ... (more)

62
views
3
votes
1
answer
Last activity 2017-07-17 15:52:17 +0200 by Bert

SDK11 serial DFU to s132v4 from s132v2

Recently I have been working with the serial bootloader from SDK 11. I can upload a softdevice, and supporting application using this bootloader without issue, as long as it’s the same softdevice version. In the case of SDK 11 ... (more)

60
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1
vote
1
answer
Last activity 2017-07-17 15:26:13 +0200 by Bjørn Spockeli flag of Norway

SDK13 Buttonless DFU Service doesnt change into Bootloader

Hi to everybody,

I am working with a custom board based on the nrf52832, while trying to integrate to my existing application the DFU functionality I am having problems when I try to change from app to bootloader through Buttonless ... (more)

72
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1
vote
no
answers
Last activity 2017-07-16 16:48:07 +0200 by PB

Secure Serial DFU, app with UART stuck at bootloader

Hello,

I'm working on an UART application which uses experimental_bootloader_secure_serial bootloader. I've done a similar thing before with SDK-11 (though not a secure DFU) and after getting through building a secure bootloader, signing, etc. I was able to ... (more)

22
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1
vote
1
answer
Last activity 2017-07-15 23:37:10 +0200 by endnode

nRF52840 Preview DK mbed Bootloader

Hi everyone,

I went into the bootloader mode with the nRF52840 DK accidentally so I immediately turned off the DK and powered it back on. However, after powering the DK, the LED5 no longer lights up and the DK's ... (more)

106
views
2
votes
2
answers
Last activity 2017-07-09 18:39:41 +0200 by Mike W flag of United States

nRF52 DK (pca10040) not seen by nrfjprog after IF update

After spending half a day on this solution, I found out it wasn't really a solution - it devolved back to the same issue after trying to connect - please advise!

Description of System: nRF52 DK Windows 10 pro PC

Description ... (more)

661
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3
votes
2
answers
Last activity 2017-07-07 22:15:01 +0200 by khan_khan

Secure bootloader upload failed: UNKNOWN (8202)

Hi,

I've been trying to integrate the secure bootloader witrh SDK12 into my device, which had been working fine with the old bootloader and SDK11.

I've swapped everything over, and finally got the bootloader to boot into my ... (more)

31
views
1
vote
1
answer
Last activity 2017-07-06 16:35:00 +0200 by Andy

DFU - Copying application from Bank1 to Bank0? [closed]

Hello,

I'm currently experimenting with the dual-bank bootloader in SDK 13.1. According to the documentation, if the new application can be activated, it is copied from bank 1 to bank 0.

Where and when does this happen? I ... (more)

86
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no
votes
1
answer
Last activity 2017-07-06 09:02:25 +0200 by sosse

DFU service with SDK 11 can start secure bootloader??

I am using nrf51822 with 16k RAM chip, xAA. I followed the procedures...but I don't know what is wrong with it..

  1. Program secure bootloader with S130 (2.0.0), SDK 12

  2. Program Softdevice S130 (2.0.0)

  3. Program ...

(more)

39
views
no
votes
1
answer
Last activity 2017-07-04 13:24:29 +0200 by Vidar Berg

Invalid Object on nRF51822 during DFU Secure Bootloader

Hello,

I am trying to implement DFU secure bootloader to do firmware update over the air for nrf51822.

1) I have followed the steps as per the blog https://devzone.nordicsemi.com/blogs/..., created private, public keys and ZIP file ... (more)

51
views
2
votes
1
answer
Last activity 2017-06-28 10:00:35 +0200 by Torbjørn Øvrebekk

Problem jumping to application in serial DFU

I am having a strange issue with the serial DFU in SDK 11, s132v2, specifically running either dfu_dual_bank_serial or dfu_single_bank_serial. My goal is to simply get the demo up and running, but I seem to get stuck when the bootloader ... (more)

356
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no
votes
2
answers
Last activity 2017-06-27 20:54:36 +0200 by John DeWitt flag of United States

Does bootloader use Customer UICR registers?

I want to use the UICR customer registers to store MAC/serialization information for my devices. It looks like the UICR customer section would be great, and the product spec says they are reserved for user application, but @jldewitt mentioned ... (more)

36
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no
votes
no
answers
Last activity 2017-06-27 09:19:04 +0200 by Louis

Problem to upgrade bootloader by application

Need to upgrade bootloader by application code. I have finished to program bootloader image to FLASH. Content is verified correct, comparing to SRC. However, the bootloader seems to be empty after rebooting the device. nRF Go Studio cannot see it ... (more)

252
views
3
votes
1
answer
Last activity 2017-06-21 02:36:09 +0200 by Paul

Secure DFU, how secure is it?

Hi,

We are expecting many of our devices to be in close proximity. How can we be certain that when a user initiates a buttonless DFU, that they are uploading to the correct device?

Could an attacker be listening for ... (more)

47
views
no
votes
no
answers
Last activity 2017-06-20 19:58:23 +0200 by conroex3800

NRF52 Secure DFU Serial with Segger Embedded Studio

I have started to implement bootloader for 52832 and checked out "Secure DFU Serial" example from SDK v13.0 with Segger Embedded Studio.

I checked out this question https://devzone.nordicsemi.com/questi... and followed all the steps: used flash ... (more)

96
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1
vote
1
answer
Last activity 2017-06-19 15:51:06 +0200 by Jørgen Holmefjord flag of Norway

Problems with compiling Thingy bootloader

Hello all.

I'm having some problems with compiling the bootloader_secure project:

I downloaded SDK zip from http://www.nordicsemi.com/eng/Products/Nordic-Thingy-52 and followed the instructions within. The pca20020_s132 compiles allright (although when flashed on the device, it ... (more)

33
views
no
votes
no
answers
Last activity 2017-06-16 09:05:04 +0200 by Alfred

transfer the firmware image

Hi
I'm trying to implement DFU in my project. So far, after I sending 01-04 to the control point characteristic(1531),I can get bootloader signal, to be exactly, i can enter the DFU mode. However, when I tried ...
(more)

103
views
3
votes
1
answer
Last activity 2017-06-14 13:28:31 +0200 by Jarmo

bootloader_secure_serial and nRFgo Studio not working

We are trying to get serial bootloader (DFU) working. I compiled a debug version of the experimental_bootloader_secure_serial in SDK13.0.0 to see what really happens there (pca10040 board). I am using UART-to-USB converter (FTDI) in pins 6 and 8 ... (more)

46
views
no
votes
1
answer
Last activity 2017-06-14 09:59:56 +0200 by Bjørn Spockeli flag of Norway

DFU update from SDK 11 to SDK 12 - app and bootloader

Hi

I have working application on SDK 11, contained with bootloader, softdevice 130 and application using BLE. Is it possible to upload new application and softdevice from SDK 12 to exisiting via DFU? I know that legacy bootloader can not ... (more)

52
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)

2k
views
8
votes
3
answers
Last activity 2017-06-12 10:42:50 +0200 by Rajat flag of India

Configuring Software Pack Libraries in Keil

I'm using the latest version of Keil with Software Packs. As I understood, copies of configurable files are stored in RTE folder. Non-configurable files are stored inside Keil folder structure and projects have only links to them.

For the ... (more)

106
views
2
votes
2
answers
Last activity 2017-06-11 23:24:57 +0200 by Dima

Bootloader without SoftDevice

Hello

I am building bootloader. I do not use Softdevice and used example from this topic. Bootloader must read FW from uSD card, update flash and jump to application. uSD card is connected to SPI0 of nrf51. SPI1 is used ... (more)

30
views
no
votes
no
answers
Last activity 2017-06-08 23:52:05 +0200 by Nilesh

BootLoader not available after production run

HI Nordic Team,

I had a production run of 5000 units. Used nrfjprog script to program the nrf51 . Used the following commands: nrfjprog -f NRF51 -e

nrfjprog -f NRF51 --program "dfu_dual_bank_ble_s130_pca10028.hex"

nrfjprog --memwr 0x0003fc00 --val 0X01

nrfjprog -f NRF51 ... (more)

33
views
1
vote
1
answer
Last activity 2017-05-30 11:15:03 +0200 by Ray Breslin

Configuring LEDs for bootloader_secure-Example on custom-board

Hello,

I am using the bootloader_secure-Example on a custom-board and I want to configure a LED as status-indication.

Since I am on a custom-board I disabled the functions leds_init() and buttons_init(), that would provide some functionality when using a nRF52-DK ... (more)

2k
views
19
votes
1
answer
Last activity 2017-05-24 08:49:17 +0200 by Aryan flag of Norway

what are nrf51 SDK 10.0 known issues

On SDK 10.0 only

  • Do not judge the quality of SDK based on number of entries here. This thread should be considered part of Nordic effort to main the quality of the release.

GENERAL RULES TO KEEP THIS PAGE ... (more)

129
views
no
votes
1
answer
Last activity 2017-05-23 15:54:13 +0200 by dingari

Bootloader doesn't load application on power-on

I have a small problem with my bootloader + application on NRF52832. I'm using SDK 12.2.0 with S132 v3.0.0.

When the device loses power, and power is then re-applied, the bootloader doesn't start the application ... (more)

67
views
1
vote
1
answer
Last activity 2017-05-23 15:47:05 +0200 by Hung Bui

using DFU to update softdevice

I'm using nRF52 + s132v2.0.0 + SDK11.0.0. I want to be able to update to s132v4.0.2 (or so) + SDK13.0.0 via DFU. I'm planning on modifying the bootloader start address to 0x77000 with ... (more)

49
views
no
votes
1
answer
Last activity 2017-05-18 14:24:04 +0200 by Bjørn Spockeli flag of Norway

iRAM and iRom settings for SD130 + application + bootloader

Hi all,

I am using the softdevice S130 v2.0.1, plus one application derived by the ble_app_uart and the single bank bootloader (SDK11) on a custom board with the nRF51822.

My application is using the iRAM 0x20002080 to 0x20005ED0 ... (more)

67
views
1
vote
1
answer
Last activity 2017-05-17 12:08:57 +0200 by gotthcha

dfu bootloader eclipse managed project issue [closed]

I tryed to port the dfu secure bootloader sample of sdk 13 to eclipse managed project. after a few hours, i finished it. compiling and linking went fine but the filesize is a little bit bigger then the ordinary gnu ... (more)

52
views
no
votes
1
answer
Last activity 2017-05-16 12:48:11 +0200 by Hung Bui

Secure DFU on sdk 11

Hi, I am trying to secure DFU on SDK 11 (NRF52). Would you please suggest if there is a way to secure firmware on old sdk, without upgrading to sdk 12+? Thanks.

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