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Not Answered
Way to check if device is Bluetooth paired (even if not currently connected)? 0

We want to know if device is already Bluetooth paired. We can check for this manually in the shell by using `settings list` command and seeing bt/keys as one of the stored...
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0 replies

Started a few seconds ago
by responsible_duck
Not Answered
Select the secondary channels of BLE 0

Hello, I need your help about BLE channels. Currently, I use only the primary channel 38 for advertising data but, when the data are sent, I don't have the information of...
- development
- software
- softdevice
- zephyr
- bluetooth le
- nRF5340
4 views

0 replies

Started 4 minutes ago
by j_delsol_catie
Not Answered
Question about NRF5340 PDM GAIN signal attenuation 0

Hi DevZone, My customer found that when using the NRF5340 PDM, there is significant attenuation if the incoming audio signal is a 2kHz signal. Upon checking the specifications...
6 views

0 replies

Started 14 minutes ago
by David Duan
Not Answered
Issue integrating freestanding Zephyr module with sysbuild 0

Hello, I'm experiencing an issue integrating a freestanding Zephyr module with the sysbuild system. The module defines custom boards and projects. When I use the...
14 views

0 replies

Started 1 hour ago
by creative.industry.ag
Not Answered
Issue may caused by the actions that firmware jump from boot to app 0

I am using nordic 52840 for produciton development After software jump from boot to app, then app run ok, but after 8 mins ,it went wrong(uart can not reply anymore). we...
15 views

0 replies

Started 2 hours ago
by NordicChao

Recent in Nordic blog

Debugging nRF52 series devices using Trace

Michael Dietz

#Why use trace "Embedded Trace Macrocell (ETM) allows to capture information on the processor’s state without affecting the processor’s performance. Microcontrollers that include an ETM allow detailed…
- 20 Apr 2016
BBC micro:bit rolling out now!

John Leonard

Now delivering into kids hands in UK BBC micro:bit has, as I write this, been delivered into the hands of 450 000 UK schoolchildren with a further 500 000+ to be handed out over the next couple of weeks…
- 16 Apr 2016
nRF51822 now available as ultra- thin CSP variant

John Leonard

The award winning nRF51822 is now available as an ultra-thin Chip Scale Package) CSP variant. Measuring just 3.38mm x 3.38mm and with a height profile (including ball grid array) of just 0.35mm it is tiny…
- 15 Apr 2016

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

Please note that some information on this page may be outdated due to ongoing improvements in nRF Cloud. For the most current details on provisioning services, refer to the nRF Cloud Security Services…
- 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