Nordic DevZone

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How to determine that AWS FOTA has completed it's check, and found no update. 0

I'm working on a IoT device that leverages the AWS IoT and AWS FOTA components from the nRF Connect SDK. The device is battery powered, and so I want to limit the connection...
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0 replies

Started 2 hours ago
by Jstone40649
Not Answered
NRF52840: accidental back-powering by applying voltage to GPIO pin when power is off 0

Hi there, We have a device that utilizes an NRF52840 chip. Several threads on DevZone - including this one and this one - warn about the dangers of applying voltage to a...
21 views

0 replies

Started 3 hours ago
by Steve Van Kirk
Not Answered
Can't find services using ble_db_discovery_start() 0

Using FreeRTOS and SDK 15.3 on nRF52840 and SES, SD 140 I'm following along with the NUS example project in this particular release and have a problem I'm a little stumped...
18 views

0 replies

Started 3 hours ago
by Randy Lee
Not Answered
RAK4630 power consumption in sleep mode over 900 ua 0

I'm developing firmware for a RAK4630 for IOT purposes. According to the datasheet, the average consumption of the nrf52840 is 1.5 ua in system ON mode. Mine is measuring...
19 views

0 replies

Started 4 hours ago
by Gil Madeira
Not Answered
NRF9151DK : Issue in setting LED1 : LED2 lit too 0

Hi all, I may have encountered an issue with nrf9151DK board. When I only set LED1 with dk_set_leds (DK_LED1_MSK) the LED1 and LED2 are both lit. Setting other leds...
26 views

0 replies

Started 5 hours ago
by JRSN

Recent in Nordic blog

Getting More Out of Make

Daniel Veilleux

There are many reasons why you may want to modify the Makefiles that are included in the SDK examples. For instance, if you are invoking Make from the command line then you will probably also want the…
- 1 Aug 2016
nRF Connect Mesh Beta Release - Making BLE Mesh development easy!

David Edwin

# Update (9-Mar-2017) This blog post is now deprecated. Please see the updated PC software for nRF OpenMesh. Motivation With the official Bluetooth Mesh nearing release, and Nordic's proprietary…
- 29 Jul 2016
S132 v3.0 production version now available from Nordic Semiconductor implementing key Bluetooth 4.2 features

John Leonard

Boosting Bluetooth low energy throughput by up to 400% and improving privacy We are happy to announce that the latest version (v3.0.0) of our multi-role concurrent SoftDevice is now ready as production…
- 29 Jul 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