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CMAC calculation failed with SDK 1.9.1 0

SoC: nRF5340 SDK: nRF Connect SDK 1.9.1 CMAC calculation works fine with SDK 1.7 and SDK 1.8. But it failed with SDK 1.9.1. psa_mac_sign_setup returns error = PSA_ERROR_NOT_PERMITTED...
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0 replies

Started over 2 years ago
by Dan2022
Not Answered
Slides from the Electromaker contest Q&A webinar 0
337 views

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Started over 2 years ago
by Robin M Saltnes
Not Answered
Antenna 0

Forget it, I have found related document and all is clear.
- development
- antenna
- nRF52820
- hardware
500 views

0 replies

Started over 2 years ago
by bob
Not Answered
CTS (clear to send) event/interrupt for Libuarte driver. 0

Hi, I'm pretty new to microcontroller programming so please correct my wrongs. I'm using the Libuarte driver library to have the pca10040 talk to my server via serial connection...
481 views

0 replies

Started over 2 years ago
by EugeneBrod
Not Answered
When i use DFU update app firmwre,The Serial Port always blocking and DK no repose 0

Hello, Fllow the guide of Configuring and performing DFU over Mesh,I can update firmwre successful use DFU: Source: Example/Dfu Target: Blinky(about 180 segment) But...
- development
- software
- mesh
- nrf52840
- dfu
576 views

0 replies

Started over 2 years ago
by Kai777

Recent in Nordic blog

Using REST API to interface with nRF Cloud

Simon Krane

Introduction Storing data is important for analysis and displaying information. Since device messages are stored on the nRF Cloud for 30 days, you have to forward them to another database if you want to…
- 28 Oct 2022
Sound and edge computing with the nRF52 and nRF53 Series

MortenH

Edge computing is a powerful way to be able to implement low power resource-saving machine learning in your application. Using Edge Impulse alongside the nRF52840 or nRF5340, you can do simple machine…
- 14 Oct 2022
An Introduction to Trusted Firmware-M (TF-M)

Sigurd Hellesvik

Nordic Semiconductor recommends following the PSA Certified IoT Security Framework in your product development process. The four-step process of analyze, architect, implement, certify, provides a framework…
- 13 Sep 2022

Latest guides

Peripherals And RF Test: Adding a Peripheral(SPI) to an NCS (version 1.x) Zephyr project

Jeff4BLE

Objectives Provide a brief primer to NCS and Zephyr Provide a quick-start guide to adding peripherals to an existing sample project Demonstrate running both foreground and background tasks within Zephyr…
- 21 Feb 2021
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