# 1,784 questions

Tagged
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29
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1

## Tutorial Characteristic Master example

Hi, I'm trying to notify the temperature value with Tutorial Characteristic Master example. But log shows me this rows when I try to read the Descriptor Client Characteristic Configuration:

(more)

20
views
1
vote
1

## Is it possible to use pstorage after initializing it with the SD disabled? [closed]

For what I understand of the doc and this question it is possible to turn off the SD, turn it on later and then use the settings as normal.

Is it possible to turn on the SD, initialize pstorage, turn ... (more)

19
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no
1

## What should be the "NRF_RADIO" configurations to establish in maximum distance connection?

I have one central(SDK 10.0 S130) and one peripheral(SDK 8.0 S110) device. Normally central device can connect peripheral device it's ok but the peripheral device will stay in metal case. I did some tests and ... (more)

37
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no
1

## err_code = 0x07 after calling a timer start

Hi, I got an err_code = 0x00000007 after calling this function.

void system_timer_start(void)
{
uint32_t err_code;

err_code = app_timer_start(m_one_ms_timer_id, ONE_MILLISEC_TICKS, NULL);

if(err_code != NRF_SUCCESS)
{

}

APP_ERROR_CHECK(err_code);
}


m_one_ms_timer_id has been correctly initialized through this function

err_code = app_timer_create(&m_one_ms_timer_id,
APP_TIMER_MODE_REPEATED,
one_ms_timeout_handler);
APP_ERROR_CHECK(err_code ...
(more)

52
views
1
vote
1

## Eclipse IDE can't build

My setup is based on a jlink clone and yunjia module nrf51822 and nRF51_SDK_10.0.0_dc26b5e. I am following this tutorial successfully till the section Enable auto discovery of symbols, include paths and compiler settings. After rebuilding the project I ... (more)

27
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no
1

## BANK_INVALID_APP set after application has been deleted in single bank DFU?

As far as I can tell, the application is set to invalid (settings.bank_0 = BANK_INVALID_APP) after the application has been successfully deleted ( https://devzone.nordicsemi.com/questi... )?

Would it not be safer to mark the application as invalid before starting ... (more)

161
views
no
1

## generic Hid device output and feature report

Hi nordic guys,

I used the ble_app_hids_mouse demo to build my generic hid device(no mouse and keyboard) project.Now i modified the hids_init() function according my hid device report map.And the input report is ok now in win10 ... (more)

20
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no
no

## main function could not execute with s110 softdevice

hi,

the main function could not execute with softdevice. before it was working. but i have added some code that mean pstorage_store(). already, it has pstorage_load() and pstorage_clear(), that operation was working good. after, i added pstorage_store() function the main ... (more)

474
views
1
vote
2

## Nordic BLE Sniffer Corrupted

It seems after my last round of Window 8.1 updates the Nordic Sniffer no longer functions properly. When I run the Sniffer software, it only can scan for about 1 second before timing out. If I press 'l' to ... (more)

18
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no
no

## Use nrftoolbox dfu success but it didn't work [closed]

OTA problem：

My hardware is 51822qfaa .

This my application : MOVE_SDK_100524(封装lib).rar location:MOVE_SDK_100524(封装lib)\MOVE_SDK_10\nRF51_SDK_10.0.0_dc26b5e\examples\ble_peripheral\ble_app_uart\pca10028 ... (more)

40
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no
1

## Beacon disconnects and stops transmitting after a period of time

Good Afternoon,

I hope someone can point me in the right direction.

We've customised an NRF51822 beacon and made it into a sensor but there seems to be an strange error, I'm a bit lost as to where ... (more)

37
views
1
vote
1

## nRF51822 minimum circuit

1. I need please , a reference design of nRF51822 for minimum with CR2032 .

using a pcb antena . ( distance is 4M) + the JTAG lines

1. is nurdic has a Application HW Note for layout + pcb

64
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no
1

## Need help with RedBearLab BLE Board w/Nordic nRF51822

Hi, I am having some trouble in setting up the RedBearLab BLE board w/ nRF51822 that i recently bought for a project I am currently doing . I am using windows OS, with eclipse mars 2 for C++ developers and followed ... (more)

100
views
2
1

## There are more than one "peripheral" and more than one central. How can we eliminate the signal confusion?

First I register the address of the central device to the peripheral device. When I work with a single peripheral device and a single central device, I can send commands from the central device to the peripheral device. But when ... (more)

42
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no
1

## Is it necessary to reset SoftDevice when using NVIC_SystemReset ()? [closed]

Hi;

Is it necessary to reset SoftDevice when using NVIC_SystemReset ()?

The SoftDevice must only be initialized if a chip reset has occured.

I saw the above comments while watching the SDK.

Does NVIC_SystemReset () be treated as a chip reset?

thanks.

36
views
no
1

## TIMER2 issue with soft device

i could not run timer2 with soft device,. if i start initiaize TIMER2 the bluetooth advertise has disabled. i need this timer to timeout my flow function. i think softdevice has stopped my function. my execution timeslot is high compare ... (more)

31
views
no
1

## DFU Security. I do not know the BLE Event [closed]

Hi;

I do not know the BLE Event(DFU bootLoader/SDK Sample) so I will ask you a question.

The environment using is below.

SDK v10.0.0 (Sample code/dfu_transport_ble.c)

SoftDevice S110&S120(v8.0.0?&v2.1 ... (more)

68
views
1
vote
1

## Timer not going off for 7-50 seconds

Hi,

We're working on the connection params negotiation. Therefore we need a timer to go off 2 seconds after connecting to send a conn params change request.

Most of the time this works as expected. We toggle some pins ... (more)

1k
views
11
1

## what are SDK 9.0 known issues

On SDK 9.0 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.

(more)

232
views
no
1

## pstorage read write process after disable soft device

hi

may i know is it possible to read and write process using pstorage after disable softdevice_handler_sd_disable();

thanks,

43
views
1
vote
1

## 51822+uart framing+break issues [closed]

Hi

for some reason I cannot connect any PC terminal to my custom board: I would get consistent NRF_UART0->ERRORSRC = 0x000c or 0x0004 indicating break and/or framing issue. I hope someone has any hints to help me out ...

Here ... (more)

66
views
3
1

## choosing soft device

Hi,

I have a question about choosing "correct" soft device. I need only peripheral connection, but I'm bit in doubt for choosing SD110, because compatible sdk ver 10.0.0 (compatibility matrix) is already two years old. https://developer ... (more)

30
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no
1

## Unable to use Pstorage in my code

To @Hung Bui. Hello sir. I am new to NRF51 microcontrolers and I am trying to use Pstorage in my written code. I have noticed this post of your's:

I am using nrf51422 and and edited ble_app_uart example as ... (more)

68
views
1
vote
1

## 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)

78
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no

## Is there any possible interference between the ble advertising service and the timeslots api?

We're​ developing with SDK 10.0, nrf51, softdevice 8.0.0, s110.

We started with the ble_uart_app and added our own functionality, which includes the timeslot functionality. It's supposed to reserve a slot every 8ms, for 1.5ms ... (more)

55
views
no
1

## nRF51822 for real time BLE packet capturing

Hello, I would like to know if I can use nRF51822 chip to get partial BLE packet information like Access Address, PDU before the whole packet has arrived.

If yes how and if any other simple method exists that would ... (more)

28
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no
no

## advertising a counter to the nRF Beacon App [closed]

Hello, I'm new in programming beacons and ble sofware. I'm using the nRF51822 Beacon with S110 and the USB Dongle. I updated the beacon with the example ble_app_beacon via MCP and I can find the beacon with the ... (more)

46
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no
1

## Small problem with using the GPIO to power system ON/OFF

Hi, I am really new to the Nordic products and programming for that matters. But, the thing is that I am in somewhat of a hurry. I would like to use a similar code to below to the one below ... (more)

116
views
no
1

## running a program without the softdevice

I am attempting to use Unity + CMock onboard the nrf51 for unit testing. I have Unity working and can even output the results of unit tests using Segger RTT libraries. There doesn't seem to be enough room on the ... (more)

69
views
1
vote
1

## Set a name in beacon example SDK 12

Hey guys,

I have followed this tutorial that shows how to modify advertising data, and more particularly the name.

What I want to do is set a name in the beacon example of the SKD 12. With this example, nRF ... (more)

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Posted 2017-06-25 14:39:12 by raju