Nordic DevZone

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

Not Answered

nrfprog returns wrong family error when programming nrf52840 on a custom board 0

Hello, I get the "ERROR: The --family option given with the command (or the default from nrfjprog. ini) ERROR: does not match the device connected." message after...

1470 views

0 replies

Started over 7 years ago
by Mitch996
Not Answered

Being inserted into your third party's list 0

Good morning, this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...

545 views

0 replies

Started over 7 years ago
by FormerMember
Not Answered

Failure of 8kv ESD test 0

Hi, We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing. The 8kv ESD power...

1030 views

0 replies

Started over 7 years ago
by mansfield
Not Answered

app inventor2 with Bluefruit LE (UART or SPI) 0

Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ? Note: my Android version is 4.4.2 (LE "advertising" not supported...

875 views

0 replies

Started over 7 years ago
by VanFPGA
Not Answered
Execute error in secure DFU 0

I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031). There are a few issues we have trouble with. The...
- dfu secure bootloader dfu
990 views

0 replies

Started over 7 years ago
by Gili Elias

Recent in Nordic blog

Readiing humidity from HTU21D sensor using TWI

Fredrik Sundt Brynhildsvoll

##Measuring humidity using TWI on nrf52## In this post I will explain how the nRF5x chip can be used to communicate with a sensor over TWI (I2C). To run this example extract the files to examples -…
- 24 Feb 2016
Production release of S130 & S132 v2.0 SoftDevices for the nRF51 and nRF52

Pär H

Since Nordic Semiconductor released the S130 SoftDevice for our nRF51 ICs in early 2015, we have been working hard to make our Bluetooth low energy protocol stacks more feature rich and more configurable…
- 22 Feb 2016
Keil + nrfjprog = true

Øyvind Karlsen

In this blogpost we will demonstrate the usage of Keils integrated command line functionality. We will start nrfjprog through Keil bindings in order to erase our chip and program SoftDevices. nrfjprog…
- 22 Feb 2016

Latest guides

Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016
nRF5x: General PCB design guidelines for nRF52 series

FormerMember

When designing a PCB with a high-frequency radio onboard certain rules should be followed for optimal radio frequency (RF) performance. This guide will provide some general PCB guidelines that can be used…
- 11 Jul 2016
Software Development Kit: Migrating to Peer Manager

Øyvind Rønningstad

The tutorial has been updated for SDK v11, which contains the production-ready release of Peer Manager. The original tutorial can be found on this page, below the updated tutorial. #Migrating to Peer…
- 8 Apr 2016
Bluetooth low energy: Bluetooth low energy Characteristics, a beginner's tutorial

MartinBL

Before we begin Table of content Topics that will be covered include: Before we begin Basic theory Attribute tables in nRFConnect Bluetooth Low Energy application Description of the example Adding a…
- 18 Mar 2016
Bluetooth low energy: Bluetooth Smart and the Nordic's Softdevices - Part 2 Connection

Hung Bui

This blog series was created as an attempt to fill in the gap between how Bluetooth Smart is described in the spec and how you can use our APIs and event from our softdevice to do what defined in the spec…
- 1 Feb 2016
Design Examples: Capacitive Touch on the nRF52 series

Einar Thorsrud

Important updates: Due to erratum 84 (COMP: ISOURCE not functional), capacitive sensing using the relaxation oscillator method is not usable in a real product with the nRF52832, as it will only work reliably…
- 31 Jan 2016