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BLE Communication Fails on Custom Board Without 32kHz XTAL – NCS v2.9 0

Hi Nordic Team, I'm facing an issue with BLE communication on my custom board using NCS v2.9. I started from one of the standard SDK examples (like throughput or peripheral...
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Started 1 day ago
by Karim_Os
Not Answered
NRF fundamental course lesson 8 exercise 1 0

Hello, I have a question about the NRF SDK fundamental lesson 8 exercise 1. In the code below get_access and release_access are executed in different threads. The semaphore...
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Started 1 day ago
by Sam123
Not Answered
Custom device name for nrf52840 USB dongle in pyserial 0

I am making an application using nrf52840 USB dongle. I am using a python program with pyserial. This works great. My only problem is that I want to have a very reliable...
18 views

0 replies

Started 1 day ago
by bjornolsen
Not Answered
High current consumption with LDO regulator mode on nRF54L SoC 0

Hi, We developed a custom board based on the nRF54L15 SoC. We realized many current consumption tests with regulator configured in DC/DC mode. These measurements are in...
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0 replies

Started 2 days ago
by Gregory C
Not Answered
[nrf5340] Is there a way to set VREGHVOUT to 3.3V before mcuboot runs? 0

I want to implement FOTA Update for a nrf5340 based board by using nrfConnect SDK v2.9.0 with zephyr and mcuboot. The board has a MX25R6435F external flash (same as the nrf5340dk...
13 views

0 replies

Started 2 days ago
by tmre

Recent in Nordic blog

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
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the Bluetooth…
- 15 Dec 2017

Latest guides

Getting started: How to add DFU support to your Thingy:91 project

Didrik Rokhaug

Note: From nRF Connect SDK v1.7.0 onwards, if you build for the thingy91_nrf9160_ns or thingy91_nrf52840, everything in this guide is already done automatically. Since that SDK release, the board files…
- 21 Jan 2021
Software: Enter the Multi-NUS: A Simple Wireless UART Network

matt.heins

If you’re thinking about building a network of sensors and you begin to survey the options, you’re likely to encounter a frothing sea of acronyms representing a variety of standards and protocols clamoring…
- 12 Jan 2021
Software and Protocols: nRF9160 DK: Offloading Bluetooth Low Energy related tasks to nRF52840 SoC

Anders Storro

Background Some time ago I was working on a project that involved communication between Bluetooth mesh and a home automation platform. The goal of this project was to enable control and observability of…
- 12 Jan 2021
Bluetooth low energy: How to update advertising data dynamically using BLE Advertising library

Karl Ylvisaker

Introduction The question of how to update advertising data dynamically using the BLE Advertising library has been raised many times by our forum-goers, especially after the release of nRF5 SDK v15.2.0…
- 6 Jan 2021
Software: Device Firmware Update (DFU) with MCUBoot bootloader

Mark Q

Purpose The purpose of this blog is to show how to create a Zephyr application that boots from the MCUBoot bootloader. We will also show how to update an application using the Device Firmware Update (DFU…
- 3 Nov 2020
Software: Building a Bluetooth application on nRF Connect SDK- Comparing and contrasting to SoftDevice based applications - Part 1

Hung Bui

Scope This is a discussion on building a Bluetooth application on our new nRF Connect SDK/Zephyr platform with the reflections to our nRF5 SDK which is based on the SoftDevice Bluetooth stack. The goal is…
- 21 Oct 2020