Nordic DevZone

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

Not Answered

How exactly the "recursive" calls to "app_sched_execute" are fixed in SDK14 Bootloader ? 0

This question has to do with the observed "recursivity" of the calls to "app_sched_execute" in SDK13 as described in the previously asked question below: devzone.nordicsemi...

662 views

0 replies

Started over 7 years ago
by sdaexpert
Not Answered

advertisement with whitelisting 0

hi. How do i do ble_app beacon advertisement to one device(Android phone) whose bluetooth address is known ?? I want that beacons should only be seen in nrf_connect app of...

830 views

0 replies

Started over 7 years ago
by anuja
Not Answered

througput parameter 0

why use 50ms and 400ms connection interval for testing the maximum data throughput(2M,247byte payload)? Because 50ms can only send a pdu , and 400ms can send up to 8 pdu...

590 views

0 replies

Started over 7 years ago
by Stayhungry
Not Answered

why Error: L6218E: Undefined symbol app_sched_init (referred from main.o). 0

Hi, I am using Keil IDE to develop nRF51822 project. in main(), the command line APP_SCHED_INIT(APP_SCHED_MAX_EVT_SIZE, APP_SCHED_QUEUE_SIZE); has Error : L6218E...

1472 views

0 replies

Started over 7 years ago
by DYNAMICTOYS
Not Answered
GPIO port input in low power mode 0

Hello, I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
- nrf51822
1203 views

0 replies

Started over 7 years ago
by michael

Recent in Nordic blog

Optimizing Power on nRF5340 SoC Designs

WesC

Objectives The objective of this blog is to guide the user in the optimization of power on the nRF5340 SoC. The goal is to understand what is needed from a software, hardware, and system level design to…
- 24 Aug 2021
What's new in Bluetooth 5.3?

Ali Aljaani

The Bluetooth Core Specifications v5.3, released mid-July 2021, is the latest version of Bluetooth, the number one short-range wireless protocol. This new version introduces several features enhancements…
- 20 Aug 2021
Optimizing BLE-MIDI with regards to timing

Magnus

MIDI is a well-known protocol used by musical instruments to communicate. A typical modern application is connecting a musical keyboard to a DAW, letting you record directly into software and edit your…
- 12 Jul 2021

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