Nordic DevZone

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

Not Answered
Zephyr is not able to advertise and keep central connections after "bt_conn: Unable to allocate TX context" 0

Hi everyone. I catch a terrible issue When I use nrf52840 and NUS Android app and had for a short time a bad rssi (because of long distance between Android and SoC) and...
646 views

0 replies

Started over 2 years ago
by qwertynoon
Not Answered
Using irk to get private mac-address 0

Hello We need to scan for more than 8 devices, so we can't use witelist directly. We have an idea to use presaved IRK and mac-addresses and use scanning without witelist...
543 views

0 replies

Started over 2 years ago
by Vitaliy
Not Answered
Issues with getting custom board to enter DFU mode for flashing with mcumgr 0

Problem solved :)
542 views

0 replies

Started over 2 years ago
by nRF60D
Not Answered
Zephyr keyboard driver 0

Dear Nordic, Do we have ready-to-use keyboard driver with scanning/debouncing? I've not found an example or docs about using KSCAN with gpio-connected keyboard...
- development
- software
- nrf5 sdk
- zephyr
- nrf52840
479 views

0 replies

Started over 2 years ago
by Dmitry Kr
Not Answered
Ztest of bluetooth 0

Hi, i need to run this ztest for bluetooth , kindly guide me . link - Nordic\v1.9.1\zephyr\tests\bluetooth\bluetooth Regards, Shikamaru
357 views

0 replies

Started over 2 years ago
by Shikamaru

Recent in Nordic blog

Performance Evaluation of Pairing-Based Cryptography on nRF9160 Platform

Mikko Pesonen

Introduction The pairing-based cryptography (PBC) differs considerably from the prior cryptosystems. It covers many novel cryptographic applications that are hard, if not impossible to construct with other…
- 9 Nov 2020
TensorFlow and nRF

MariaG

Introduction Machine learning(ML) is a still growing field, and with the TensorFlow Lite port, there is now support for machine learning on microcontrollers. TensorFlow is an end-to-end ML-platform owned…
- 29 Jul 2020
On nRF Connect for iOS and its Unnecessary BitField Collection in Swift

Dinesh Harjani

For the longest time we’ve had this idea, of turning one of our most-used Swift Collection Types into a simple one-instruction comparison call, down at the assembly level, to check whether an element belongs…
- 23 Jul 2020

Latest guides

Getting Started : Getting started with Bluetooth Electronic Shelf Labels (ESL) and Periodic Advertising with Responses (PAwR)

Lorenzo Amicucci

The new Bluetooth 5.4 features Periodic Advertising with Responses (PAwR) and Encrypted Advertising Data (EAD) can be used for one-to-many applications. One of these is the Electronic Shelf Labels (ESL…
- 7 Aug 2024
nRF5x: General PCB design guidelines for nRF52 series

Kaja

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…
- 6 Nov 2023
Software: Periodic Advertising with Responses (PAwR): A practical guide

Hung Bui

Periodic Advertising with Responses (PAWR) is a new feature in Bluetooth 5.4. It extends the periodic advertising protocol from Bluetooth 5.0. Periodic advertising, where a device sends broadcast data with…
- 13 Sep 2023
nRF5x: General PCB design guidelines for nRF53 series

Kaja

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…
- 6 Jul 2023
Software and Protocols: nRF Cloud Access Provisioning

Charlie

nRF Cloud is a major element of Nordic Semiconductor's long-term and committed plans for cellular IoT solutions. It can be accessed by users or devices through different methods for different purposes…
- 1 Dec 2022
Software and Protocols: Field verification of GNSS on the nRF91 Series

JaniM

Introduction The intention of this guide is to clarify and describe the main aspects relevant to the GNSS receiver functionality on the nRF9160 as well as build configurations, tool recommendations and…
- 10 Jun 2022