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nRFgo studio can not select nRF5x programming 0

Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming. Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....

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0 replies

Started over 7 years ago
by fche078
Not Answered
mqtt subscripe multiple topics 0

Hi guys, In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t". I'm trying to set several topics (5) and subscribe to them. ...
- iot mqtt nrf52
1056 views

0 replies

Started over 7 years ago
by TY
Not Answered

iot SDK coap random timeouts 0

Hi, I am using nrf5832 that is running a coap server example. I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback. ...

467 views

0 replies

Started over 7 years ago
by nav87
Not Answered
Commercial cheap smartwatch with BLE, Heart Rate and Accelerometer 0

Hi, I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
- martwatch
1402 views

0 replies

Started over 7 years ago
by mattewre
Not Answered
Assembly and C mixed programming issues 0

Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
- keil
- nrf51822
709 views

0 replies

Started over 7 years ago
by lohc

Recent in Nordic blog

nRF Connect 2.1 for iOS: Welcoming Dark Mode

Dinesh Harjani

It has taken a lot longer than we previously thought, but we made it here, to our first big point release for nRF Connect 2.0. Throughout this “two-point-oh" journey, you’ve been an invaluable asset to…
- 19 Nov 2019
nRF5 SDK v 16.0 : Flashing nRF52833 in Keil uVision

Susheel Nuguru

This page describes an easy workaround for the flashing error you get in Keil uVision when you are using nRF5 SDK v16 on nRF52833 chips. The assumption is that you have installed the latest versions of…
- 18 Oct 2019
Bluetooth mesh and its role in the Internet of Things

Mohammad Afaneh

If you ask five different people “How would you define the Internet of Things?”, you will probably get five different answers! The term has generated a lot of buzz in the media in the past few years. You…
- 16 Oct 2019

Latest guides

Bluetooth low energy: Bluetooth Smart and the Nordic's Softdevices - Part 1 GAP Advertising

Hung Bui

This blog series was created as an attempt to fill in the gap between how Bluetooth Smart is defined in the spec and how you can use our APIs and event from our softdevice to do what defined in the spec…
- 10 Dec 2015
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