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Last activity 2017-11-15 22:13:10 +0200 by rms

Porting Project from SDK12.2 to SDK14.1, SAADC issue

I had the following setup, two app_timers triggering blocking SAADC reads in the callback functions

app_timer 1000ms triggering 1 Blocking SAADC read (For battery service, default Bluetooth SIG battery service)

ret_code_t err_code;
nrf_saadc_value_t  data_buffer = 0;

nrf_saadc_channel_config_t  channel_config1 =
    NRF_DRV_SAADC_DEFAULT_CHANNEL_CONFIG_SE(NRF_SAADC_INPUT_AIN4);

err_code ...
(more)

32
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no
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no
answers
Last activity 2017-11-14 18:32:59 +0200 by homeslashbjrn

CDT Build Output Parser Eclipse + SDK 14.1.0 (ble_app_tt_mtu_throughput)

Hello,

I am currently experimenting with some throughput tests on nRF52832/nRF52840 DKs. Some time ago I worked with some BLE UART examples from SDK 13.0 with the help of Eclipse. Everything worked fine after going through this tutorial ... (more)

30
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no
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no
answers
Last activity 2017-11-08 14:00:05 +0200 by Aurabindo

nrf52832 hardfault in ble_advertising, sdk 14.0

Hi,

Once the main hardware init part is done, system idles for a while and then I get a hardfault (APP_ERROR_CHECK returns fatal)

I reset the chip, and asked it to continue. When I got "Fatal" in the log window ... (more)

60
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no
votes
1
answer
Last activity 2017-11-03 13:26:30 +0200 by Hung Bui

DFU migration to 14.1

I have a bootloader compiled from SDK 14.0, and when I try to upgrade to 14.1, the new linker script (secure_dfu_ble_gcc_nrf52.ld) does not contain the UICR_BOOTLOADER memory region nor the sections that write the values there, so ... (more)

41
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no
votes
1
answer
Last activity 2017-11-02 10:33:12 +0200 by Jørgen Holmefjord flag of Norway

fds write data before sleep

Hi community,

Try use FDS to write some data before sleep.

Following example and test is work.

But I try write data before into

sd_power_system_off();

and it not work. Then I try create app_timer count down with idle time come ... (more)

50
views
1
vote
2
answers
Last activity 2017-11-02 07:09:34 +0100 by JohnathanLyu

Advertising custom service uuid

Hi community,

I custom a service and need it be filter by mobile phone. For that I need my service uuid show up in advertisement.

Search some article. And find SDK example ble_app_uart could do what I want.

Use the ... (more)

21
views
2
votes
1
answer
Last activity 2017-11-02 01:29:54 +0200 by jublin

Thingy GCC App goes straight to DFU

I've compiled a new app with a new BLE service and module to go along with it (for different work than my other question, I can test this service in a generic LE explorer).

I've used the GCC ... (more)

71
views
no
votes
1
answer
Last activity 2017-10-27 22:13:46 +0200 by Sydney

nRF52832 SDK14 - SAADC calibration issues

I'm using the nRF52832 with softdevice s132 and SDK14 with ARM GCC

I'm trying to set up the SAADC peripheral to read battery voltage, and I can get everything working as expected except periodic calibration. At boot, I ... (more)

39
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no
votes
1
answer
Last activity 2017-10-27 14:14:01 +0200 by Bjørn Spockeli flag of Norway

DFU update from SDK 11 to newest versions

Hello,

I'm using nrf52 with SDK 11 and softdevice s132 v2.0.0. We are close to release our product for testing and I need to add DFU on it. The non secure bootloader is acceptable right now but ... (more)

30
views
no
votes
no
answers
Last activity 2017-10-27 00:29:39 +0200 by ishgum

Replacing bootloader through nrfjprog - Error: Single: Invalid Bank

I am trying to upload a bootloader to an nRF52832 chip. (This chip is on the ruuvitag and is programmed through their developer board).

I got the bootloader working on the DK but when I tried to upload it to ... (more)

26
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no
votes
1
answer
Last activity 2017-10-26 21:21:40 +0200 by Jason Peterson

RTT Not working if ERROR_CHECK is called/compiled in?

Hi, I am working with the Mesh SDK 0.10.1. Everything compiles and runs fine. However I wasn't getting any RTT logs. I found that if I put a while loop before the first call to ERROR_CHECK() the ... (more)

34
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no
votes
1
answer
Last activity 2017-10-26 13:01:04 +0200 by Bjørn Spockeli flag of Norway

when merge all hex one file. How to make it default not jump DFU mode?

Hi Community,

For community's help I success to create 12.3.0 DFU version get work.

So now I try to make all hex(softdevice, bootloader, application) to one hex file. Use merge.exe to do this. It's ... (more)

48
views
no
votes
1
answer
Last activity 2017-10-18 12:24:28 +0200 by Bjørn Spockeli flag of Norway

SDK 12.3.0 DFU service not work

Hi Forums,

I work 51822 custom board.

I try to add Buttonless DFU so I test the "experimental_ble_app_buttonless_dfu" compile is good.

But flash to the board can't find DFU service on NRF Connect tool.

I search online then find ... (more)

72
views
1
vote
1
answer
Last activity 2017-10-18 12:17:10 +0200 by jj

Error in Eclipse GCC when build project

I am encountering some problem in building eclipse project following the tutorial at https://devzone.nordicsemi.com/tutori... .

Previously I succeeded in building with another simple example project. But when I move on to use my project, it is not ... (more)

43
views
no
votes
1
answer
Last activity 2017-10-16 12:01:54 +0200 by Hans

SPI Master stops working after S132 softdevice enabled

Initialization:

The softdevice is initialized as in the BLE UART example. The body of the ble_stack_init() function is identical to the BLE UART example.

SPI is initialized as in the SPI peripheral example, but I have gone over to writing ... (more)

91
views
no
votes
1
answer
Last activity 2017-10-12 20:07:19 +0200 by Nguyen Hoan Hoang flag of Canada

Issue running TWI/SPI on nRF52832, works with Kiel but not GCC

Hi,

Just curious to know if anyone else had this issue and how they solved it.

My colleagues and I are working on code based on the Nordic Uart Service, in SDK13.1.0 with SD132v4.0.2 on an ... (more)

309
views
no
votes
3
answers
Last activity 2017-10-11 14:09:08 +0200 by vikrant8051

nRF52 DK PCA10040 demo not work from GCC build

Hi, I got nRF52 DK PCA10040 device(s132) and follow the steps from https://devzone.nordicsemi.com/tutori... to use arm-none-eabi-gcc(version 5.4) to build examples like blinky. I can successfully built out hex file and flash to device ... (more)

93
views
1
vote
1
answer
Last activity 2017-10-09 01:56:39 +0200 by Chris M

nRF52832 NVIC_SetPendingIRQ Crash

Using SDK14.0.0, nRF52832, GCC, GDB/Ozone, secure DFU

This question seems to get close to asking about my problem.

I am trying to debug my application with a loaded using either Ozone or JLinkGDBServer. I followed the advice ... (more)

39
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no
votes
no
answers
Last activity 2017-10-06 14:32:01 +0200 by Martin Børs-Lind flag of Norway

nrf_drv_twi_rx does not deliver the data seen at SDA

Hello, I have a strange behaviour in my project and can't find the cause: I have connected a TMP116 temperature sensor using TWI with SDA at P0.03 and SCL at P0.04 using internal Pull-Ups, 100 kHz clock ... (more)

72
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no
votes
2
answers
Last activity 2017-10-04 14:55:00 +0200 by caram5555

NRF52 reboots constantly when I add UART

I am using the ble_app_uart example from SDK13 and something strange is happening. The code without UART part works nice and I can see in RTT that it can discover every beacon in the room and it seems it works ... (more)

109
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no
votes
2
answers
Last activity 2017-10-02 21:03:19 +0200 by amin

NRF52 BLE examples not working with gcc

After working with NRF51822, I decided to go for NRF52832, and I bought some modules that have NRF52. I am using GCC and SDK13. I installed the S132 soft device which is in "sdk13\components\softdevice\s132\hex" using NRFGo ... (more)

52
views
1
vote
1
answer
Last activity 2017-09-28 16:49:22 +0100 by Bjørn Spockeli flag of Norway

Can I remove the NOINIT region in the bootloader linker file

I'm using the bootloader_secure_ble example from SDK 13 on an nRF52832. I'm using the GCC toolchain. Here is an extract of the linker file from the example:

MEMORY
{
  /* ... */

  /** RAM Region for bootloader. This setting is suitable when used ...
(more)

65
views
no
votes
2
answers
Last activity 2017-09-27 17:07:39 +0200 by RichieJH flag of United Kingdom

nRF51 how to enable readback protection

Hi,

I want to activate readback protection on nRF51822, in a simple project without bootloader without softdevice. My compiler is GCC and the const uint32_t UICR_RBPCONF __attribute__((at(0x10001004))) __attribute__((used)) = 0xFFFF0000; isn't compatible.

Like this post (here), I ... (more)

138
views
1
vote
1
answer
Last activity 2017-09-27 14:19:25 +0200 by Hamza

What are the differences between IAR and GCC ?

Hi everyone !

We migrated a functional code from IAR to GCC compiler. But we got some trouble working it with GCC. The code compiles but it doesn't act properly with GCC(I use nRF UART for debugging, we didn ... (more)

144
views
2
votes
2
answers
Last activity 2017-09-26 17:16:11 +0200 by serzh

nRF52832 NRF_ERROR_BUSY from nrf_drv_twi_tx()

i used aplication twi_sensor form nRF5_SDK_12.3.0_d7731ad and i use s132.i conected mpu9060 every time get error on my terminl NRF_ERROR_BUSY.There is exemle of codemain.c and scren from terminal d324ssa42d3434234.png what i do wrong ... (more)

30
views
1
vote
1
answer
Last activity 2017-09-26 13:05:06 +0200 by muon

nRF52 application won't run

I'm having a few issues getting my application to run. I'm using Eclipse/gcc configured to use managed makefiles, following the tutorial here: https://bitknitting.wordpress.com/201...

Running the application using the debugger works as expected. When ... (more)

86
views
no
votes
1
answer
Last activity 2017-09-20 11:08:13 +0200 by Bjørn Spockeli flag of Norway

NRF_BREAKPOINT causes hard fault with ARM-GCC

I'm building a project for the nRF52832 using the NRF5-SDK version 14.0.0. I'm compiling using GCC 6.3.1 (arm-none-eabi-gcc (GNU Tools for ARM Embedded Processors 6-2017-q2-update) 6.3.1 20170620 (release) [ARM/embedded-6-branch revision 249437 ... (more)

99
views
no
votes
no
answers
Last activity 2017-09-20 06:56:10 +0200 by honest_trefor

Simple Thingy52 Firmware Change

Hey everyone,

I'm new to the Nordic/Thingy/Embedded world and was hoping I could get some hand holding to achieve a simple change.

I would like to change the Thingy sample project to display as "MyThingy" instead of ... (more)

79
views
4
votes
1
answer
Last activity 2017-09-19 13:53:00 +0100 by SørenHN flag of Denmark

Cannot compile softdevice files

I am trying to set up a project for the nRF51 by hand and by looking at the example code provided by Nordic.

I am using Softdevice 130 on a nRF51422 and the 12.0.1 SDK.

Right now i ... (more)

99
views
no
votes
1
answer
Last activity 2017-09-15 17:43:49 +0200 by Aurabindo

NRF5 SDK 14 GCC linking error

Hi,

For my new project, I copied the linker script and Makefile from examples/ble_peripheral/ble_app_uart/pca10040/s132/armgcc to a folder and changed the SDK dir and project dir accordingly.

When I run make, GCC successfully compiles all the ... (more)

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