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Not Answered
nRF54L15 Timer based PWM duty cycles incorrect without RTT (NCS v2.9.1) 0

Hi, I'm using the nRF54L15 DK (non-secure, NCS v2.9.1) to generate a 100 kHz PWM on a GPIO with TIMER00 (128 MHz, 1280 ticks, 2.5%–20% duty, 32–256 ticks). GPIOTE, DPPI...
34 views

0 replies

Started 14 hours ago
by contest
Not Answered
Application with MCUBoot and external signature 0

Hello everyone, I'm working on a project based on the nRF52840, and I'm using nRF Connect SDK 2.9.0. The project uses MCUboot, but the firmware image is signed externally...
25 views

0 replies

Started 17 hours ago
by LukaWer
Not Answered
Clarification needed - MCUboot + Watchdog (SDK v2.9.0) 0

Dear nordic team, even if enabled for mcuboot via CONFIG_WATCHDOG / CONFIG_BOOT_WATCHDOG_FEED, our device performs a reset when swapping the image. More precisely: when...
23 views

0 replies

Started 17 hours ago
by uknoblic
Not Answered
Matching circuit for nRF54L15+ nRF21540 GPIO 0

Hi I remember the Devzonw could ask for hardware instructions. My matching circuir has used the nRF54L15 reference design and nRF21540 DK design, all the value is the same...
37 views

0 replies

Started 19 hours ago
by Ziyao Zhou
Not Answered
USB CDC EPOUT not working (Errata [199] USBD) 0

Hi, USB CDC EPOUT stops working as the USB incoming traffic data rate increases. The symptoms of this issue align with the Errata 199. The workaround for Errata 199 is...
- easydma
- Failure Analysis
- nrf5 sdk
- nrf52840
- usb
- production
28 views

0 replies

Started 20 hours ago
by chaitz

Recent in Nordic blog

Nordic Thingy:52 Raspberry Pi Python Interface

gamnes

Thingy:52 Python Raspberry Pi Interface This blog is a follow up to both the Nordic Thingy:52 node.js/Raspberry Pi demos and the https://devzone.nordicsemi.com/blogs/1160/walkthrough-of-nordic-thingy52…
- 18 Aug 2017
Driving WS2812B LEDs using I2S on the Nordic nRF52832

Mahesh Venkitachalam

In this article, I use the I2S peripheral of the Nordic nRF52832 to generate the waveforms required to drive the popular WS2812B RGB LEDs. http://electronut.in/nrf52-i2s-ws2812/
- 18 Aug 2017
Walkthrough of Nordic Thingy:52 Node.js Raspberry Pi demos

gamnes

Thingy:52 Node.js Raspberry Pi Interface This blog post is a follow up to the Nordic Thingy:52 node.js/Raspberry Pi demos blog post, and will described how you can run and what to expect from each of…
- 17 Aug 2017

Latest guides

Software: Using a custom Secure Partition Manager with your application

Heidi-Irene Harvey Sollie

One of the samples available in the nRF Connect SDK is the Secure Partition Manager, which is required to run applications in the nonsecure domain of the CPU. The sample uses the SPM library available in…
- 12 Feb 2020
Getting Started : nRF Connect SDK Bluetooth Low Energy tutorial part 1: Custom Service in Peripheral role

haakonsh

Scope The goal of this tutorial is to set-up your own custom Bluetooth Low Energy service on an nRF5340 acting in a peripheral role. We will set up a new Bluetooth LE project from scratch. The finished…
- 11 Feb 2020
Mesh Networks: Mass Provisioning of Nordic BLE Mesh Nodes

Mark Q

Purpose When creating a mesh network with many nodes, it can take a while to provision each node, especially using PyACI. An alternative is to use a static provisioner that provisions the nodes automatically…
- 8 Feb 2020
Software and Protocols: Enabling and testing TLS in mqtt_simple

Daniel Veilleux

The MQ Telemetry Transport (MQTT) protocol is hugely popular in IoT because it is lightweight and versatile. In this post we will enable Transport Layer Security (TLS) in the mqtt_simple sample from the…
- 4 Feb 2020
Getting Started: Introduction to Nordic nRF5 SDK and Softdevice

Mihua

What is the difference between SDK and Softdevice? How can we select SDK and Softdevice versions? Do the SoC, SDK, and Softdevice have version compatibility problems? How can we understand the SDK directory…
- 15 Jan 2020
Software and Protocols: Automating nRF91 TLS credential management via serial port AT commands

Daniel Veilleux

I have spent a bit of time recently experimenting with different TLS credential configurations using nRF91-DKs. Eventually I got to the point where I wanted to do things like swap out the certificates…
- 10 Jan 2020