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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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0 replies

Started over 10 years ago
by renu
Not Answered
uart(with USB to UART bridge) dfu can not work 0

Hi, I use UART bootloader SDK example(dfu_dual_bank_hci) to do update firmware on EK PCA10001 board,it can work ok.But i changed the HCI_SLIP_UART_RX_PIN_NUMBER and HCI_SLIP_UART_TX_PIN_NUMBER...
- dfu with hci
954 views

0 replies

Started over 10 years ago
by jay
Not Answered
Re-connecting iOS(ANCS) takes about 20 sec. 0

Hi. I have been trying get a notification through ANCS. I have created an app which is made by modifying ble_app_ancs sample. It works basically but there is one problem...
- s110
- nrf51822
713 views

0 replies

Started over 10 years ago
by Masa
Not Answered

Consuming too much power in search mode 0

Hello, I'm using the nrf51422 with 210 softdevice. I'm trying to figure out a way for the receiving slave device to go to sleep when away from the master, but to wake...

639 views

0 replies

Started over 10 years ago
by Emily
Not Answered
bootloader for nrf51822 0

To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
- nrf51822 bootloader
1136 views

0 replies

Started over 10 years ago
by Harry

Recent in Nordic blog

Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014
Sniffer application for OS X

RK

I've put up on Sourceforge, a Mac OSX application which interfaces with the Nordic BTLE sniffer software and has some of the functionality of the Windows application Nordic ships with that software package…
- 1 Oct 2014
Getting started with nRF51 development on Mac OS X

Eirik Midttun

Update: Since this blog was originally written the nrfjprog tool has been ported to OS X (now macOS). This means that the flash programming is much simpler, and it is simply a matter of following the documentation…
- 1 Sep 2014

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