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Last activity 2017-10-20 05:07:03 +0200 by MNIL

Error: Flash Download failed - "Cortex-M4" with SDK13.0

Hi, When I try to download code to my nRF52832 from Keil with the example "BLE ATT_MTU Throughput Example", I get this error: Error: Flash Download failed - "Cortex-M4" I use SDK13.0 and s132_nrf52_4.0.2_softdevice. probably I trying to ... (more)

42
views
1
vote
1
answer
Last activity 2017-10-19 09:45:31 +0200 by Jørgen Holmefjord flag of Norway

Transferring data received over ble to sd card

Hi All,

I am working on pca10040, nrf52832 and s132. I am using ble_app_uart and sd card, where i want to transmit data received over ble to the sd card.

Can you help me with how can i do so ... (more)

18
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no
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answers
Last activity 2017-10-19 07:49:20 +0200 by Giang

How to send string between central board and peripheral board

Hi all , I has 3 board : 1 board central connect with 2 board peripheral . I want to send string from peripheral 1 to central , then from central to peripheral 2 . Please give me a suggestion . Thank very much !!!

75
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no
votes
1
answer
Last activity 2017-10-16 14:14:52 +0200 by Jørgen Holmefjord flag of Norway

Multi central connect to multi peripheral example

Hi all , I using module NRF52832 and SDKv14 . I have 2 board central and 2 board peripheral . I want to connect each board central to all board peripheral and connect each board peripheral to all board central . Pls give me ... (more)

42
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2
votes
1
answer
Last activity 2017-10-16 13:14:50 +0200 by Jørn flag of Norway

NRF52 Csense_drv capacitance calculation.

Hello,

I have a question on how to calculate the capacitance based on oscillator relaxation for NRF52. For example, in the Csense_drv example, when pin is touched by finger, it generates digits (e.g. 850). My question is how I ... (more)

37
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no
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no
answers
Last activity 2017-10-16 07:04:48 +0200 by saintnever

Can I get current transmitting channel in nRF52832

Hi,

I'm wondering if I can get current transmitting channel during a connection. So 1. Is there a way I can directly read current transmitting channel? 2. If not, is it possible to know the hopIncrement for current connection ... (more)

30
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no
votes
1
answer
Last activity 2017-10-15 13:15:23 +0200 by endnode

Can central board comunication with peripheral board and other central board

Hi all , I have one question . I have 3 board NRF : 1 peripheral and 2 central board . I want to transmiss data from peripheral board to central board 1 then from central board 1 to central board 2 . I want ... (more)

114
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no
votes
1
answer
Last activity 2017-10-13 17:42:36 +0200 by sosse

SHT10 temperature and humidity sensor library for nRF52832

Hi,

I'm building a project with nRF52832 dev kit and the SHT10 temperature and humidity sensor, I'm searching for a library/example project of this sensor and the nRF52. So far I didn't find one, are you ... (more)

30
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no
votes
2
answers
Last activity 2017-10-13 16:44:38 +0200 by Hung Bui

Import Blinky-S132 KeilC project to SEGGER Embedded Studio

Hi all , I am beginning with SEGGER Embedded Studio . I flow 2 tutorial at :

I using NRF52832 board S132 , SDKv14 I follow these steps :

  1. install nRF SEGGER Embedded Studio Device ...
(more)

73
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no
votes
1
answer
Last activity 2017-10-12 15:47:48 +0200 by Martin Børs-Lind flag of Norway

How can i interface MPU9250 with nRF52 DK

As i am new in embedded programming,I was trying to connect MPU 9250 with nRF52 DK by using given examples. now it is showing error

  #error "No MPU defined. Please define MPU in Target Options C/C++ Defines"

where ... (more)

47
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no
votes
2
answers
Last activity 2017-10-12 14:32:29 +0200 by Krzysztof Zaraska

Measuring elapsed microseconds between 12 successive rising edges on 12 GPIOS on NRF52832 DK

Hi everyone,

I'm new with nrf52832, and I need to measure elapsed time in microsecond between rising edges of 12 different Gpios. I have 12 piezoelectric sensors filtered, amplified, getting a 0V-3.3V Logic level in input. Once one ... (more)

31
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no
votes
1
answer
Last activity 2017-10-12 10:09:24 +0200 by Jørgen Holmefjord flag of Norway

Hey folks! I have a problem here! I'm using "app_uart.h" but it throws an error saying no such file or directory

Makefile(/attachment/ca6852bdad7b5e54aaa4ce4388c4c410)Please find my code attached!!!

I have changed the makefile and the SDK config file accordingly! but the error remains constant!

38
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1
vote
1
answer
Last activity 2017-10-11 22:25:59 +0200 by endnode

where is the "nRF5 Series User Specification" document?

I have been trying to find a document referenced here 1.

The reference reads as follows:

For more information on both modes, see sd_app_evt_wait and the nRF5 Series User Specification (Section: POWER - Power control).

Does anyone have a link to ... (more)

47
views
4
votes
1
answer
Last activity 2017-10-10 13:25:35 +0200 by endnode

Cryptocell for pca10040

Hi All,

I am new here, i wanted to know if i can perform encryption algorithm using pca10040. Do we have cryptocell on nrf52832-dk?

Thanks in advance.

Regards, khan

56
views
no
votes
1
answer
Last activity 2017-10-09 14:12:32 +0200 by Jørgen Holmefjord flag of Norway

How to run a combined projects of SAADC and BLE_APP_HRS

Dear all,

sorry for asking a very beginner's question but I'm really a beginner and want to understand what I'm doing :)

What I have:

  • nrf52 DK
  • nrf SDK11.0.0
  • GCC with Eclipse
  • PCA10040

What I want ... (more)

79
views
no
votes
1
answer
Last activity 2017-10-09 09:52:30 +0200 by Sigurd flag of Norway

Setup toolchain to build first example Mesh SDK

Hi all , I am beginning with MESH SDK on Window . I use NRF52832 board with Softdevice S132v3.0 on KeilC5 . I read instructed at http://infocenter.nordicsemi.com/inde... but I dont understand what to install ? Please guide me how ... (more)

62
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1
vote
no
answers
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)

72
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no
votes
no
answers
Last activity 2017-10-06 18:17:06 +0200 by Anesh

sd_ble_uuid_vs_add () returns err_code = 16 (#define NRF_ERROR_INVALID_ADDR (NRF_ERROR_BASE_NUM + 16) ///< Bad Memory Address)

Hi, I am using nRF52832 with S132 softdevice and SDK version 11. I am getting bad memory address error code.

err_code = sd_ble_uuid_vs_add (&base_uuid, &ble_service->uuid_type);
if (err_code != NRF_SUCCESS){
SEGGER_RTT_printf(0, "err_code: %d \n", err_code);
return err_code;
}

Can anybody help me ... (more)

34
views
1
vote
1
answer
Last activity 2017-10-06 11:41:08 +0200 by Jørgen Holmefjord flag of Norway

Sending via NFC, after NFC Wake Up on SD132

Hello there,

my goal is to wake up via NFC from POWER_OFF Mode (sd_power_system_off). Then right after the nfc wake up sending some information (e.g. UUID) via the NFC module.

There seems to be a bunch of complications.

1 ... (more)

25
views
no
votes
no
answers
Last activity 2017-10-05 00:59:17 +0200 by timrcooper

Discovery of Battery Services

Hello,

I have an nRF52 DK, running S132, as a client. After scanning and connecting, I use ble_db_discovery_start, which finds the devices of interest, connects, and finds the vendor specific UUIDs. Operations against these UUIDs work correctly. However, the discovery ... (more)

66
views
1
vote
1
answer
Last activity 2017-10-04 19:55:51 +0200 by Krzysztof Zaraska

JLink RTT Viewer Wont Log

Hello!

I am using the nRF52832 with nRF5_SDK 14.0.0. with a JLink connection. My OS is Ubuntu 16.04.

After placing NRF_LOG_INFO() statements around my code, connecting to the nRF52832_XXAA device with 'JLinkExe', and running 'JLinkRTTClient', only the ... (more)

65
views
1
vote
1
answer
Last activity 2017-10-04 10:34:18 +0200 by David Edwin

How i interface WiFi module with nRF52832?

Hello sir,

we have completely develop product using nRF52832 and S132, sdk13.1, and its great working fine with BLE. But for same application we want to use wifi module for controlled by anywhere. One device is working with BLE ... (more)

48
views
no
votes
no
answers
Last activity 2017-09-28 16:42:39 +0200 by serzh

nrf_drv_adc add in project

i want add in project adc. i changed my sdk_config.h and Makefile. i incuded in main file

include "nrf_drv_pwm.h"

include "nrf_drv_adc.h"

i have error ghjgjghj.pmg.

i used nrf52832 Eclipse Oxygen Release (4.7.0), nRF5_SDK_12.3.0_d7731ad, s132_nrf52_3.0.0_softdevice, gcc-arm-none-eabi-6-2017-q2-update

48
views
no
votes
1
answer
Last activity 2017-09-28 14:19:34 +0200 by Sigurd flag of Norway

NRF LOG not working in ble_app_uart example

I'm using nrf52 with S132. I was trying ble_app_uart example and it is not printing any log messages into the COM. Do I need to do anything extra to make it work?

48
views
no
votes
1
answer
Last activity 2017-09-28 12:14:05 +0200 by endnode

hello everyone,I have problem about sd_power_system_off

The chip is nrf52832. The SDK version that I am using is nRF5_SDK_13.1.0_7ca7556,the example that i used is ble_app_uart. When i debug about low power,i encounter problems "sd_power_system_off" don't make the chip sleep,my code ... (more)

1k
views
no
votes
1
answer
Last activity 2017-09-28 08:53:54 +0200 by Jørgen Holmefjord flag of Norway

which pins of nRF52832 can support PWM and how many pins can support.

i need to connect 8 DC motors to it,using PWM channel.It is possible to connect with it

73
views
no
votes
1
answer
Last activity 2017-09-27 21:30:44 +0200 by endnode

Multiple beacon advertisement

Hi,

I am trying to find a good solution for multiple beacon advertising using s132_nrf52_3.0.0_softdevice and sdk 12.1 on nrf52.

Looking at other similar threads: https://devzone.nordicsemi.com/questi... https://devzone.nordicsemi.com/questi...

I can ... (more)

198
views
2
votes
2
answers
Last activity 2017-09-27 16:59:21 +0200 by endnode

what are the documents require to start programming with nRF52

examples are given but how can we apply them as per our requirement

30
views
no
votes
1
answer
Last activity 2017-09-27 12:18:40 +0200 by Petter Myhre flag of Norway

Understanding NRF_ERROR_BUSY - S132 V5 Update

Hi,

I just read Understanding NRF_ERROR_BUSY and wanted to know if this is true for the S132 V5 softdevice.

So each connection can queue one system Tx packet and one application Tx packet? What is the difference between a system ... (more)

55
views
no
votes
1
answer
Last activity 2017-09-27 06:06:43 +0200 by cswanson420

Halting at SVCall(SD_SOFTDEVICE_ENABLE, ...)

Hi,

I'm trying to write unit tests and have arrived at the point to write tests for ble characteristic addition to a service.

To offer some background, I have written a test harness called Yoke that will flash an ... (more)

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