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Hello, I have set nRF51822 Evaluation Kit. With its help, I would like to read the pulse of the heart rate monitor: link text I manage to connect to it using the...
- nrf51822 hrm
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Started over 10 years ago
by Greg
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Retry Pairing Procedure 0

Does the s110 stack allow retrying pairing procedure? It looks like the stack (peripheral) always ends with disconnect upon invalid passkey. We would like to explore the...

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Started over 10 years ago
by Chaowen Young
Not Answered

device disconnects with the client after cutting the link SB8 for current measurement in nRf51822 eKit.any solution ?? 0

the sB8 link was cut for current measurement .but now no services are enabled and the device doesnt connects to master .pls help !!!

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Started over 10 years ago
by hrg
Not Answered

DFU-OTA with S110 v7a3 and nRFToolBox on iPhone 5S 0

Hi Guys, since yesterday i am trying to get the DFU with Softdevice S110 (BLE) v7-alpha3 working but haven't succeeded yet. My process is the following: s110_nrf51822_7...

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Started over 10 years ago
by Marius R.
Not Answered
relation in channel and pin 0

Hi All, i would like to know about 1) what is channel in nrf51288? 2) is there any mathematical relationship between channel no and pin no as in ble_app_hrs example channel...
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Started over 10 years ago
by renu

Recent in Nordic blog

Segger Embedded Debugger version 3 and how I got it to compiling

Morten

Hi I followed this Blog post on how to use Segger embedded studio(SES) to compile nrf5 examples and got into some truble with the newest version of SES v3.10c. And this blog post will tell how I solved…
- 26 Sep 2016
How can you make code run faster? Analysing micro-performance with the nRF52

RK

Working on fast calculation of CRCs I have an algorithm which uses a precalculated fixed lookup table to process data 1 byte at a time generating a 32-bit CRC. The calculation it's actually doing if the…
- 9 Sep 2016
nRF5 SDK v12.0 now available - bringing more secure over the air updates and more.

John Leonard

nRF5 SDK v12.0 is now available for Nordic developers to download and use in their designs. We’ve added quite a few things this time around to help you, the big story however is the production grade…
- 8 Sep 2016

Latest guides

nRF5x: Current measurement guide: Introduction

Stian Røed Hafskjold

###Other relevant posts A concise guide to equipment setup, and how to use the development kit for current measurements can be found here: Measuring current with PCA10040 v0.9.0 A post that describes…
- 1 Dec 2015
nRF5x: General PCB design guidelines for nRF51 series

Petter Myhre

When designing a PCB with nRF51, nRF51822 or nRF51422, there are some rules that should be followed in order to get a good working radio/system, with a maximized range. General rule The RF part of the…
- 13 Nov 2015
Software Development Kit: nRF5 SDK Scheduler Tutorial

Einar Thorsrud

2019-02-08: Updated tutorial to cover nRF5 SDK version 15.2. Introduction Scope The following topics will be included in this tutorial: Configuration of the Scheduler library. Using the scheduler with…
- 9 Nov 2015
Bluetooth low energy: Bluetooth low energy central tutorial

Anders Strand

Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Setting up the example projects Background theory Central and peripheral roles…
- 4 Nov 2015
Software Development Kit: nRF5 SDK Application Timer Tutorial

Einar Thorsrud

2018-11-23: Updated tutorial to cover SDK version 15.2. 2019-02-08: Improved example project (SDK 15.2) and updated instructions accordingly. Introduction Scope The following topics will be included in…
- 30 Oct 2015
Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015