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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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Started over 4 years ago
by Dan2022
Not Answered
Slides from the Electromaker contest Q&A webinar 0
759 views

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Started over 4 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
961 views

0 replies

Started over 4 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...
980 views

0 replies

Started over 4 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
1168 views

0 replies

Started over 4 years ago
by Kai777

Recent in the DevZone Blog

nRF54LS05A and nRF54LS05B: DK at distributors, new packages, and a 2-layer reference design

Pawel Kanafek

In this blog post, we'll look at what is new since the announcement: the nRF54LS05 DK at distributors, the three new packages, and the 2-layer reference design. We'll also recap where the two SoCs fit…
- 6 Nov 2026
Bluetooth Channel Sounding Comes to iPhone: Distance Measurement for Both Ecosystems

Robin M Saltnes

Bluetooth Channel Sounding now works on iPhone 17 and newer with iOS 27, joining Android. But iOS adds one extra requirement for accessories. See how a single nRF54L design can reach both ecosystems, and…
- 2 Nov 2026
Bluetooth HDT introduction and demo: how much faster Bluetooth LE gets

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In this blog post we'll go through what Bluetooth HDT is and how much faster it is in the demo we’re running on a new prototype SoC from Nordic.
- 29 Oct 2026
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Sebastian Viviani

This blog covers the new AI features and functionality of Nordic MCP and nRF Connect for VS Code extension
- 8 Oct 2026
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Pawel Kanafek

In this blog post, we'll look at what the recently announced nRF54LC10A brings to the nRF54L Series. Where it fits against other SoCs, and how to get samples and get started.
- 15 Sep 2026
nRF Connect SDK gets Long-term support with version 3.4.0

Sebastian Viviani

This blog covers the main addition of version 3.4.0 of nRF Connect SDK, the Long-term support, for a 5 year period
- 2 Jul 2026