RSS
Sort by » date activity ▼ answers views votes

28,763 questions

6
views
no
votes
no
answers
Last activity 2018-01-24 02:06:58 +0100 by zcmm

NRF52832 can not write

 hi everybody
     SDK:14.2
     Chip:52832AA
     NRF GOSTUDIO:12.2.10
     JLINK:V9.4

     I use NRF GOSTUDIO to write sofedevice or app,it note: 
          unable to find or open the jlinkARM DLL.But it can erase success.
     And ...
(more)

8
views
no
votes
no
answers
Last activity 2018-01-24 00:29:20 +0200 by KV

Can BLE 4.0 devices support Numeric comparison?

We are using LG Nexus 5 (Android v 6.0.1) and nRF52840 PDK. Currently when IO capabilities on nRF52840PDK are configured to Keyboard and Display, the numeric comparison is initiated.

As far as I know, the Numeric comparison was ... (more)

12
views
no
votes
1
answer
Last activity 2018-01-23 23:55:52 +0200 by koniho

Periodic (~4s) current blip in Low Power mode NRF52832 SDK V12.3

On a system using an NRF52832 with S132 softdevice (without no external LFCLK XTAL), in low power mode via sd_app_evt_wait() - we see a nominal current of ~3uA with a periodic current blip of ~100 uA.

There are a few other ... (more)

13
views
no
votes
1
answer
Last activity 2018-01-23 23:54:57 +0200 by Turbo J

Bootloader not entering APP

Hello, I have nrf52832 and sdk14.1. Everything works fine but after starting the device i get this information and there is no further progress from there on:

<info> app: Inside main
<debug> app: In nrf_bootloader_init
<debug> app: in weak ...
(more)

38
views
1
vote
1
answer
Last activity 2018-01-23 23:35:16 +0200 by Turbo J

SDK 14.2: NRF_LOG prefix is garbage

Hello all I am trying to get out some debug messages from my custom Firmware (and board) but the log looks like this:

<info> µ“°8$M­ø@ñ¨ó¹)F¨: NRF_LOG initialized

I am fiddling around in SDK-config.h ... (more)

109
views
3
votes
1
answer
Last activity 2018-01-23 20:51:01 +0200 by SRA

Wireshark 2.4.3 & Sniffer 2.0 Beta - Minor issues

Hi, I'm testing

  • nrf_sniffer_2.0.0-beta-1_51296aa

  • 64-bit Windows 10 PC

  • J-Link v6.16c

  • 64-bit Wireshark 2.4.3

  • PCA10031(v1.1.0, 2016.22, nRF51422 based dongle)

  • PCA10040 (flashed as NUS example to generate packets)

/////////////////////////////

- The good scenario

Dongle

The ... (more)

25
views
no
votes
1
answer
Last activity 2018-01-23 19:57:42 +0200 by brett_anderson

DFU succeeds but flash is erased

I'm setting up the DFU using the example project in SDK 12.3. The only changes are a custom entry using GPREGRET, and a custom exit of a button press. I have removed the button entry from the example ... (more)

11
views
no
votes
1
answer
Last activity 2018-01-23 19:24:08 +0100 by AmbystomaLabs flag of United States

Capacitor/Inductor package size used with NRF51822

Hi, I am a beginner with NRF chips, just wanted to know that Can I use different package size for Capacitors/Inductors like 603 instead of 402?

Thanks.

35
views
2
votes
1
answer
Last activity 2018-01-23 18:29:32 +0200 by Sansei

How can I assign the maximum available pages to FDS?

I see I have more than 100 free pages (~ 101 KB) on Nrf51822 with SD130 but how can I assign all of them to the FDS module. I am going to manage a database with FDS on the maximum available ... (more)

53
views
no
votes
1
answer
Last activity 2018-01-23 18:24:39 +0200 by swap007

how to allow communication between servers in mesh light switch example?

Hello, I ran light switch example on nordic boards & i am able to send light turn on/off command from client switch but i also want to configure my light servers to able to send messages to other light servers ... (more)

10
views
no
votes
no
answers
Last activity 2018-01-23 18:13:03 +0200 by Till

nrfutil, nRF Connect: Thingy52 DFU fails with message "FW version failure (Code = 5)"

Hi all,

I've got a single Thingy:52 (FW v2.1.0), and no DK. I'm trying to upgrade its firmware through nRF Connect on Android, but keep on running into a FW version failure (Code = 5) error ... (more)

6
views
no
votes
no
answers
Last activity 2018-01-23 18:03:32 +0200 by BramPeeters

nrf_sniffer_2.0.0-beta-1_51296aa/PCA10040/windows 7 not working

Hi,

I just spend a day trying to get the nrf_sniffer tool working.

The https://devzone.nordicsemi.com/questi... contained some very useful info but unfortunately it seems i am now stranded at a dead end.

First something that is ... (more)

34
views
no
votes
2
answers
Last activity 2018-01-23 17:59:40 +0200 by Hung Bui

nrf_serial_write stops when NRF_LOG_BACKEND_RTT_ENABLED

serial-rtt.zipI'm having trouble debugging SDK14.1.0 example serial using NRF_LOG with NRF_LOG_BACKEND_RTT_ENABLED using the NRF52 DK, PCA10040.

With NRF_LOG_ENABLED set to 0 I see characters from nrf_serial_write on my terminal. With NRF_LOG_ENABLED set to 1 I ... (more)

9
views
no
votes
no
answers
Last activity 2018-01-23 17:20:07 +0200 by Renato Silva

How send message to all from peripheral to peripheral in the multiperipheral example?

I am trying to create a network mesh using the multiperipheral example.

In the original version the communication is possible only:

central >> peripherals peripferals >> central

Ans now I wanna sent som messages peripheral to peripheral.

For this I adapted the ... (more)

6
views
no
votes
no
answers
Last activity 2018-01-23 17:05:52 +0200 by fede99

Soft Devices s310 Central and Peripheral

Hello,

I have a device that need ANT and BLE (central and peripheral) comunications. I found some examples about Ble central and peripheral but they working on s130 soft devices.

It's possible have these 2 functions with s310? There ... (more)

20
views
no
votes
1
answer
Last activity 2018-01-23 16:40:38 +0200 by Petter Myhre flag of Norway

CONN_MNGR_SCAN_INTERVAL and CONN_MNGR_SCAN_WINDOW

Hi all, I have a question that whether it can be set to an equal value with CONN_MNGR_SCAN_INTERVAL and CONN_MNGR_SCAN_WINDOW or not in a S120 application. If I do this, e.g. both of them are set to 0x00A0, what ... (more)

6
views
no
votes
no
answers
Last activity 2018-01-23 16:27:39 +0200 by samer

Is nrf_drv_spi_transfer interrupt safe?

My application runs on nRF52832 with SDK11. what happens if I call nrf_drv_spi_transfer in blocking mode from different contexts on the same SPI instance. in my case the instance is SPI1 configured without a handler (blocking mode) with priority LOW ... (more)

18
views
no
votes
1
answer
Last activity 2018-01-23 16:24:46 +0200 by Petter Myhre flag of Norway

nrf52832 Serialization application side sample

Hi Nordic support:

Our project used nrf52832 BLE chip, It's UART connect with another ARM application CPU. I reviewed nRF5_SDK_14.1.0, It looks following example could be used as connectivity side nRF5_SDK_14.1.0_1dda907\examples\connectivity\ble_connectivity\pca10040 ... (more)

26
views
no
votes
1
answer
Last activity 2018-01-23 16:20:42 +0200 by Martin Børs-Lind flag of Norway

Activating PWM and 4MHz clock signal from GPIO

Hello

I am using nRF51822 Nordic controller, SDK 9 and S130 Soft-Device. I have used to generate a 1 KHz PWM signal successfully using timer 1. And generating a 4 MHz clock signal from GPIO using timer 2 also succeeded ... (more)

6
views
no
votes
no
answers
Last activity 2018-01-23 16:19:22 +0200 by mst

BLE scanning with nrf52810 and s112

I'm currently porting my code from nrf52832/S132 to nrf52810/S112 (SDK14.2).

It seems that the s112 has no support for scanning, i.e., sd_ble_gap_scan_start() and sd_ble_gap_scan_stop(), are not available any more.

I was unable to find more ... (more)

18
views
no
votes
no
answers
Last activity 2018-01-23 15:51:13 +0200 by gnf

SDK 14 migration guide bug

I am porting my code from SDK 13 to SDK 14.2 (nRF5_SDK_14.2.0_17b948a) and following the migration guide. In the SoftDevice handler section I think the following section is wrong, as it does not use the pointer to ... (more)

10
views
no
votes
1
answer
Last activity 2018-01-23 15:47:39 +0200 by David Edwin

nRF8001 D shows whitelisting behaviour paired with public address peer

I’m trying to create a nRF8001 device without the need for any keys, because the device will be inaccessible in mounted condition. Additionally the connection must be secured and unauthenticated (just Works).

In case a new peer device is ... (more)

45
views
no
votes
2
answers
Last activity 2018-01-23 15:33:36 +0200 by Martin Børs-Lind flag of Norway

Transfer speed secure DFU SDK14

Hi,

I wonder what transfer speed can be expected on a BLE DFU update on a nRF52832 based device in the following condition?

-SDK14.0 Secure DFU, nRF52832, Android tablet (Oreo, Bluetooth 5.0), nRF Connect

We are currently facing ... (more)

39
views
no
votes
1
answer
Last activity 2018-01-23 15:21:01 +0200 by Martin Børs-Lind flag of Norway

P0.09 and P0.10 on nRF52810

Hi,

I'm developing on nrf52810 using the SDK14.1.0 and I've take as starting point a template application that targets nRF52810 running on the nRF52 Development Kit. But I'm working on nrf52810 hardware, NOT the nrf52DK ... (more)

12
views
no
votes
no
answers
Last activity 2018-01-23 15:17:29 +0200 by vishal

Problem with Communicate BLE and WiFi using one UART?

Hi,

I am developing application using nRF52832, s132, sdk13.2 which is collect sensor data and sent it to server. I have sent data to server using nRf52832 and interface with wifi module via UART. Now problem is i want ... (more)

11
views
no
votes
1
answer
Last activity 2018-01-23 15:02:21 +0200 by Jørgen Holmefjord flag of Norway

Import the examples folder from SDK v12.3 to nRF51 iot SDK v0.9

Hello,

Please, I would like to run the examples given in SDK 12.3 on the new iot SDK v0.9!

Is it possible? How?

thanks

20
views
no
votes
1
answer
Last activity 2018-01-23 14:54:27 +0200 by Jørgen Holmefjord flag of Norway

Error on datasheet pin assignments n52840.

Hello, I have question about signal names in datasheet nRF52840. On the pins B19 and T2 on page 14 both pins have the same initial signal names (P0.11). Please send me answer and corrected document on my email: artur ... (more)

125
views
1
vote
1
answer
Last activity 2018-01-23 14:49:54 +0200 by João Oliveira

mesh health model

How is the health model supposed to work? I'm currently doing some tests with the light switch example and I don't really understand the different roles of the nodes in the health model. Does the health client send ... (more)

51
views
2
votes
2
answers
Last activity 2018-01-23 14:48:25 +0200 by João Oliveira

Mesh Health Model

The mesh health model state is not restored following a reboot in the current version of the Mesh SDK using the light switch example.

According to the documentation, the configuration should be restored automatically so I think this is a ... (more)

21
views
no
votes
1
answer
Last activity 2018-01-23 14:22:09 +0200 by Jørgen Holmefjord flag of Norway

SPI blocked in internal_transaction_in_progress

Hi

I am porting another nRF52840 SPI OLED driver based on nRF5_SDK_14.2.0_17b948a\examples\peripheral\spi_master_using_nrf_spi_mngr

At first, it works fine without button event. (I just disable it) All graphic function can work without error in the st7565LCD.c ... (more)

Statistics

  • Total users: 26365
  • Latest user: Emma Garratt
  • Resolved questions: 11565
  • Unanswered questions: 4029
  • Total questions: 28763