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Last activity 2017-09-22 16:23:14 +0200 by Jørgen Holmefjord flag of Norway

light control mesh example not working

I'm trying to set up a ble mesh with 3 servers and 1 client on an nrf52 PCA10040 dev kit. Upon debugging, I'm getting an error that says: '64, APP_ERROR: C:\Users\sesa463145\Desktop\BLE\nrf5_SDK_for_Mesh_v0.9.2-Alpha ... (more)

41
views
1
vote
2
answers
Last activity 2017-09-12 18:26:16 +0200 by phob

can NUS work with ble_app_multilink_central

hi, I found ble_app_multilink_central example under SDK but this is for LED button application.

Is it possible to configure the same example for NUS?

I worrying about data sharing. As Button and led don't share data and it is ... (more)

40
views
1
vote
1
answer
Last activity 2017-09-11 17:49:09 +0200 by endnode

sd_ble_gattc_read during service discovery process

Hi,

I have a problem with (128 bit) custom service discovery... I have following setup; nrf51 with s130 in central role and Thingy with default FW.

In function on_primary_srv_discovery_rsp, I added check if discovered uuid.type is unknown then I ... (more)

35
views
1
vote
1
answer
Last activity 2017-09-11 16:00:15 +0200 by endnode

BLE custom service transferring file

Hello there, I am a beginner, i want to know what changes should i make in the already existing example "ble_app_uart" so as to make my nrf51 development kit able to transfer and receive ".txt files" over ble.

Thanks in advance. Regards

148
views
2
votes
1
answer
Last activity 2017-09-08 09:48:21 +0200 by sam

NRF51822 IRAM1 Settings (multilinkCentral Projects)

Hi, Im using Nrf51422 DK board. When I try the ble_app_multilink_central example in the SDK12, it works on the DK board. But it does not work in NRF51822. (NRF51822 QFAA)

I tried the settings on this link but it ... (more)

79
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1
vote
2
answers
Last activity 2017-08-31 15:43:31 +0200 by SørenHN flag of Denmark

Hard Fault when using bluetooth mesh examples

When programming the bluetooth mesh light control demo example found in the bluetooth mesh SDK, i get this error using J-Link RTT Viewer:

0> <t:          0>, main.c,  116, ----- BLE Mesh Light Control Server Demo -----
0> <t:       1391>, main.c ...
(more)

25
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no
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no
answers
Last activity 2017-08-31 05:30:09 +0200 by Anonymous

flash programming not possible with softdevice nrf51822 aa

I want to program my nrf51822 aa module but when any softdevice has been already programmed, it doesn;t work..

it says error of erase failed.. flash download failed cortex m0 error..

any help will be appreciated..

20
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no
votes
1
answer
Last activity 2017-08-29 18:08:24 +0200 by Petter Myhre flag of Norway

Multiple-packet notifications for nrf51?

Using the ble_app_uart example on the nRF52 PDK, I can easily send multiple packets per connection interval--if I send a long string using ble_nus_string_send(), the notification consists of multiple packets.

When I try to do the same on SDK 12 ... (more)

22
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no
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no
answers
Last activity 2017-08-22 18:21:25 +0200 by Ignacio Lopez-Negrete flag of Spain

RTT infinite loop over initial commands

Hi,

I have just updated the SEGGER Jlink tools to the latest version v6.18b.

Under Keil debbuging the J-Link RTT Viewer (or client) shows the initialization commands in an infinite loop (one after the other starting from the first ... (more)

68
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1
vote
1
answer
Last activity 2017-08-21 23:42:45 +0200 by endnode

config required for multiple ble devices

Hi, I am using SDK v12.2 and gcc compiler. S132 softdevice for nrf51 controller. image description

I am using muliple nrf51 devices to connect each other and share sensor data with each other. I am thinking to set one as central ... (more)

41
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1
vote
1
answer
Last activity 2017-08-21 23:36:40 +0200 by endnode

doubt on central and peripheral device

Hi, I am using SDK v12.2 and gcc compiler. S132 softdevice for nrf51822 controller. And i am using s132 softdevice. I want to connect multiple nrf51 devices (approx. 14) for sharing data among themself. So, i think i will ... (more)

21
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no
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no
answers
Last activity 2017-08-16 09:07:24 +0200 by ChaitanyaP

SPI not working in infinite loop

Hi experts

I am trying to interface an external ADC to NRF51-DK i am presently reading SPI ADC code values on BUTTON press event. I am able to read the values from ADC properly on button press.

I want to ... (more)

54
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1
vote
1
answer
Last activity 2017-08-14 07:58:46 +0200 by RohanKadam

Problem with system off mode and stopping advertisement [closed]

Hi,

Most of the sections of my application are functioning as I want it to, except these two (step 3 and step 4).

Application:

  1. Connect device (with Auto connect enabled)
  2. Transfer data using nus service from peripheral to central device ...
(more)

101
views
3
votes
3
answers
Last activity 2017-08-08 15:41:19 +0200 by VS60

Softdevice and SPI not Working Together

Hi.

I am working on a project which is using SPI and BLE together.

I wrote SPI code before without soft device. It has simple update function which is sending SPI data. And also i have an timer interrupt which ... (more)

722
views
no
votes
2
answers
Last activity 2017-08-03 19:11:00 +0200 by pol delgado

s130 does not boot application. (sdk_9.0.0)

I am using arm-none-eabi toolchain for Linux and so far I had no problems with s110. However today I have written some simple application for s130 but it doesn't even start. Firstly I erase my chip (I use pca10028 ... (more)

94
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no
votes
1
answer
Last activity 2017-08-01 06:41:39 +0200 by kren

HARDFAULT on nRF51 DK(PCA10028) when I run lightcontrol of mesh SDK

Hi there, I'm trying to deploy mesh v0.9.1 alpha on my board, I've already run lightcontrol server and client on my nRF 52 DK, they work well. Then I flash S130 v2.0.1 and lightcontrol ... (more)

66
views
1
vote
1
answer
Last activity 2017-08-01 00:55:49 +0200 by RK flag of Singapore

Adding multiple base UUIDs

Hi,

There are similar questions posted, but none of them have able to help me out.

I am trying to add multiple base UUIDs in order to create 128-bit UUIDs for my characteristics that increment the LSB starting at a ... (more)

63
views
1
vote
1
answer
Last activity 2017-07-31 17:17:59 +0200 by Hung Bui

enable whitelist in advertising SoftDevice S130

Hello, I got problem in enabling whitelist on starting advertising.

My working enviroment is PCA10028 V1.1.0 2015'18, SoftDevice S130 2.0.1, SDK 12.2.0 MCP works on Android 6.0.1, Nexus 7(2013).

I ... (more)

64
views
no
votes
1
answer
Last activity 2017-07-25 14:29:44 +0200 by Bjørn Spockeli flag of Norway

How program beacon OTA

Good afternoon.

I have bought a "nRF51822 Bluetooth® Smart Beacon Kit (nRF6930, Rev 1.3.0)" this is the first time I work with this, docs say that it has installed softdevice s110 with sdk 7.

The problem is that ... (more)

49
views
3
votes
2
answers
Last activity 2017-07-24 16:33:24 +0200 by KasemC

Error 0x3401 on sending advertising packets

Hello,

I am currently working on project that uses BLE peripheral and BLE central for automatic sensor calibration on custom board. There is an initial connection where both central and peripheral connect and successfully communicate data on notification characteristic from ... (more)

48
views
2
votes
1
answer
Last activity 2017-07-19 11:11:16 +0200 by endnode

What is typical data rate during sending advertisements?

I found out answers for calculating data rate during connections, which depends upon connection interval, no of packets allowed in each connection and no of bytes in a single packet.

However, how can I calculate data rate applicable during sending ... (more)

54
views
no
votes
2
answers
Last activity 2017-07-17 08:02:15 +0200 by Martin Børs-Lind flag of Norway

How to use TWI with BLE to transfer MPU6050 data

Hi,

I am developing on NRF51822 custom board but I had a problem on how to init TWI driver to communicate with MPU6050.

In short, when receiving a BLE_CONNECTED event I trigger a TIMER wih rearming every 2second. Within the ... (more)

78
views
2
votes
1
answer
Last activity 2017-07-13 07:29:34 +0200 by RK flag of Singapore

Receiving Scan Requests without Making Advertisements

Can a BLE peripheral listen for scan requests or any commands from BLE central without making any advertisements? If this is possible, then it would save on the transmission power required for sending advertisements.

Also, can a BLE central send ... (more)

49
views
2
votes
1
answer
Last activity 2017-07-07 08:59:41 +0200 by endnode

NRF52832 - real time tasks(CAN Open)

Would it be advisable for system design to use CAN(CAN Open) and BT simultaneously on nRF52832 IC?

Why this bothers me is because capabilities of nRF BT MCU's are growing both in processor power and memory size, but ... (more)

35
views
no
votes
no
answers
Last activity 2017-07-07 05:08:38 +0200 by hwa

Why am I uploaded an application through UART, but the application does not run when the device is reset.

I debug the DFU Bootloader through UART,I am sure the APP code is complete updated,but the application does not run when the device is after bootloader to auto soft reset,but,the power on reset or pin reset ... (more)

220
views
2
votes
2
answers
Last activity 2017-07-06 21:04:14 +0200 by julienh

NRF_ERROR_NO_MEM [closed]

Hi,

I'm developing a FW with a lot of services and characteristics. Since I added the ANCS service, I have the "NRF_ERROR_NO_MEM".

Configuration : NRF51822_XXAC / S130 V2 / custom secure bootloader + DFU / Segger embedded studio / bootloader setting file to allow programing ... (more)

104
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no
votes
no
answers
Last activity 2017-07-05 16:54:07 +0200 by bayram

UART communication without CTS RTS.

Hello,

I am using nRF51822 and an STM32 communicating over UART. I want to test UART communication without CTS and RTS so I did the configuration as shown below:

static void uart_init(void) {

uint32_t                     err_code;
const app_uart_comm_params_t comm_params =
{   
BLE_USART_RX_PIN_NUMBER,
BLE_USART_TX_PIN_NUMBER ...
(more)

45
views
no
votes
no
answers
Last activity 2017-07-01 04:43:17 +0200 by morteza1994

ds18b20 for nrf51822 in keil [closed]

one wire library for nrf51822 With example tnx

98
views
1
vote
2
answers
Last activity 2017-06-30 14:57:27 +0200 by Jørgen Holmefjord flag of Norway

NFC not working on payment readers

Hi all,

I am using SDK13 with NRF52DK. I am trying to get NFC to work with a reader and encountered some problems.

I have tried 3 different examples, record_text, writable_ndef_msg and wake_on_nfc. They all work properly with an android ... (more)

76
views
1
vote
1
answer
Last activity 2017-06-30 10:59:13 +0200 by Jørgen Holmefjord flag of Norway

s110 vs s130 for SDK11

i am total beginner to the nrf51822. i am going through the nan-36_v1

app note is using s110 but i can't find that soft device in sdk ? is there any changes has to be done if i followed the ... (more)

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