Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered

nRF51822-EK Eclipse gets me an "Error in final launch sequence" 0

I am getting following error: Error in final launch sequence Error executing step execute method: stepInitializeJTAGFinalLaunchSequence java.lang.reflect.InvocationTargetException...

849 views

0 replies

Started over 10 years ago
by Mark Chekhanovskiy
Not Answered

sd_evt_get, not able to receive after sd_flash..... 0

Dear Nordic people, I am playing (6.0.0) with sd_flash_page_erase() and sd_flash_write() , seems to be working ok, Allways happens what I do expect, but I am not able to...

1035 views

0 replies

Started over 10 years ago
by Jan Krejsa
Not Answered

PAN item 56 TWI module lock-up problem and Rev 3 version of the chip 0

Hi, Will PAN item #56 TWI: TWI module lock-up be fixed in the Rev 3 version of the nRF51822/51422? Also would you happen to have a time frame as to when the Rev 3 will...

855 views

0 replies

Started over 10 years ago
by ray
Not Answered

Why does re-connection occur 2 times？ 0

Close Bluetooth in Iphone's settings when IOS/51822 is paired and connected normally. several seconds later, Open Bluetooth in the settings again, and observe the settings...

632 views

0 replies

Started over 10 years ago
by ziv
Not Answered

NRF_WDT: Not able to write to registers 0

Hi, I am trying to power off and/or disable a RR[0] with no success. I am Powering OFF the watchdog in main and then successfully POWERing ON in wdt_init but then I...

1202 views

0 replies

Started over 10 years ago
by Fab

Recent in Nordic blog

Running MicroPython on an nRF91 Series device to create an Asset Tracker

Mariano Goluboff

I was looking at a way to run MicroPython on an nRF91 Series development kit to do a quick prototype with some existing Python code. The MicroPython Zephyr port was already quite advanced, so I added the…
- 22 Feb 2024
Control your smart home with the Wireless Wizard Wand

Tord Natlandsmyr

Bring magic to your home with the Nordic Semiconductor Wireless Wizard Wand. The wand utilizes the powerful nRF52840 chip with Edge Impulse ML motion recognition to communicate with all your smart home appliances…
- 12 Feb 2024
Automated emergency light testing through Bluetooth Mesh

DagE

During a summer internship at Nordic, I took on a project that focused on applying Bluetooth® Mesh technology in a practical setting. The project concentrated on making emergency lighting testing in commercial…
- 5 Feb 2024

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