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Errata 149 is incomplete or misleading. Unexpected behaviour at 100kHz. TWIM clock too short after clock stretch. 0

Potential TLDR: The nRF52 and possibly nRF53 are unusable at 100kHz with targets that require clock stretching and enforce a reasonable minimum clock period. This covers...
- nrf52840
- twi
- hardware
- Pre-production
4 views

0 replies

Started 18 minutes ago
by SST
Not Answered
otSetStateChangedCallback gives OT_ERROR_NO_BUFS error 0

When I call the function after connecting to the thread network I get a NoBufs error: My handler: I'm using an nrf52840-DK and am guessing that it needs more...
3 views

0 replies

Started 20 minutes ago
by sailsimple
Not Answered
Issue with UART communication on nRF52840 DK (v3.0.0) 0

I recently purchased an nRF52840 DK (v3.0.0) to use with my custom nRF9160 boards for firmware loading, debugging, and loading certificates for nRF Cloud. While I can successfully...
15 views

0 replies

Started 1 hour ago
by h.omer
Not Answered
Trying to set up secure channel with odsp fails because it can't find the crypto device 0

Hi! I am trying to get OSDP communication up and running on my nrf9160dk board. I am trying to run this sample: https://github.com/zephyrproject-rtos/zephyr/tree/main/samples...
16 views

0 replies

Started 2 hours ago
by mackz
Not Answered
High Speed 1 MBaud Async UART with Zephyr 0

Hello everyone, I am working with nrf connect sdk toolchain v2.6.1. My project requirements are as follows: 1 MBaud UART Async API Two Modes for UART RX fill...
18 views

0 replies

Started 2 hours ago
by MarkusF

Recent in Nordic blog

FreeRTOS threads preview with J-Link, GDB/Eclipse

Radoslaw Koppel

Short note how to make FreeRTOS program debugging with eclipse little simpler. If you are looking the information how to configure the whole environment see this post: https://devzone.nordicsemi.com/tutorials…
- 11 Apr 2017
Taking a deeper dive into Bluetooth 5

esivertsen

The first in a series of blogs that will help educate on what is most important about Bluetooth 5 and take you deeper into the details of how it works and how you can benefit most from using it. Taking…
- 7 Apr 2017
Logging enabled by default in SDK Bluetooth examples

Håvard

Several users have pointed out a sudden flash size increase in some of our Bluetooth examples. We decided to write a quick post here to describe the reason for this and explain how to decrease the size…
- 29 Mar 2017

Latest guides

Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016
nRF5x: General PCB design guidelines for nRF52 series

FormerMember

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…
- 11 Jul 2016
Software Development Kit: Migrating to Peer Manager

Øyvind Rønningstad

The tutorial has been updated for SDK v11, which contains the production-ready release of Peer Manager. The original tutorial can be found on this page, below the updated tutorial. #Migrating to Peer…
- 8 Apr 2016
Bluetooth low energy: Bluetooth low energy Characteristics, a beginner's tutorial

MartinBL

Before we begin Table of content Topics that will be covered include: Before we begin Basic theory Attribute tables in nRFConnect Bluetooth Low Energy application Description of the example Adding a…
- 18 Mar 2016
Bluetooth low energy: Bluetooth Smart and the Nordic's Softdevices - Part 2 Connection

Hung Bui

This blog series was created as an attempt to fill in the gap between how Bluetooth Smart is described in the spec and how you can use our APIs and event from our softdevice to do what defined in the spec…
- 1 Feb 2016
Design Examples: Capacitive Touch on the nRF52 series

Einar Thorsrud

Important updates: Due to erratum 84 (COMP: ISOURCE not functional), capacitive sensing using the relaxation oscillator method is not usable in a real product with the nRF52832, as it will only work reliably…
- 31 Jan 2016