Nordic DevZone

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

Not Answered
Preserved Data, Pstorage and DFU 0

I've developed my BLE application that is based on nRF518822 and softdevice S110 v.8.0.0. I've defined 6 services (4 with 2 characteritics each and 2 with 1 characteristic...
- pstorage
- s110
- bonding
- dfu
- nrf51822
1205 views

0 replies

Started over 9 years ago
by Dani
Not Answered
I can get QDEC value 0

I can get right value when I chose QDEC_SAMPLEPER_SAMPLEPER_512us in slow application ,but in my application my max data rate is more than 2k, so the QDEC value is less than...
- about qdec_sampleper
675 views

0 replies

Started over 9 years ago
by pcbplay
Not Answered
ANCS could not get details 0

nrf51822 SDK 9.0 iphone 6plus System version IOS9.2 When the phone receives the QQ message "static void notif_print(ble_ancs_c_evt_notif_t * p_notif);" can execute. but...
- 110 nrf51822 ancs sdk9.0
675 views

0 replies

Started over 9 years ago
by zhoujun
Not Answered

nRF52 - DK Installation Process 0

Hi..... This is Venkatesh. I am using nRF52-DK Evaluation kit. This is my first question posting here. It is pleasure to have an account to share my knowledge and get the...

566 views

0 replies

Started over 9 years ago
by venkat1989
Not Answered

I have a service, what code should I add a writeable characteristic? I want to use Nordic’s Android App to detect the NRF51 and recognize this characteristic. Then write a value to it(i.e. 0xcc) which the running app handles and goes into DFU mode. 0

Code_Replace_MainDotC.docx Please look at the attachment of my code. Go to \nRF51_SDK_9.0.0_2e23562\examples\ble_peripheral\ble_app_template\pca10028\s130\arm5_no_packs...

1698 views

0 replies

Started over 9 years ago
by tuf22191

Recent in Nordic blog

Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017

Latest guides

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
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