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CDC COM Port Stops Working Without J-Link RTT Viewer on Custom nRF52840 Board 0

Hello, We are using the nRF52840_CKAA_R7 package of the nRF52840 on our custom board. The USB pin connections are designed based on the nRF9160-DK's nRF52840 reference....
- development
- software
- nRF9160
- nRF Connect SDK
- nrf52840
- usb
- nPM1300
14 views

0 replies

Started 5 hours ago
by manoj_patil
Not Answered
Inquiry Regarding Power Supply Design for nRF52840 DK 0

Dear Nordic Technical Support Team, Hello! I am currently using the nRF52840 DK and have implemented SRAM PUF. I would like to connect the development board via USB and...
17 views

0 replies

Started 5 hours ago
by lancaster
Not Answered
Connecting a flexible board to a rigid board using an FPC connector 0

Hello everyone! I'm designing a flexible PCB and I'm a bit confused with the stack up. I've seen that the nRF52840 development board has an NFC antenna with the following...
- development
- antenna
- nrf5 sdk
- nrf52840
- nfc
- hardware
20 views

0 replies

Started 8 hours ago
by Natalia_NPL
Not Answered
When using external flash, calling Device_is_read returns a failure 0

Hi: I use ncs v2.8.0, using external flash(w25q128). this is test flash project. And this log: Device_is_read returns a failure. But flash read/write successful...
24 views

0 replies

Started 14 hours ago
by john.liu
Not Answered
Sniffer fails to catch packets when running radio_test. 0

Hello, I wanted to verify if two devices are communicating by using a sniffer. After running the radio_test example, I set up parameters for each transmitter and receiver...
26 views

0 replies

Started 18 hours ago
by kim_mj

Recent in Nordic blog

nRF Connect v1.0 Release Candidate

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Note: This post is outdated. Please go to the product page for nRF Connect for Desktop for updated information and downloads. nRF Connect is the new official name of the Bluetooth Smart tool previously…
- 9 May 2016
How to test nRF52 NFC tag with reader (Adafruit Tag Reader)

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Since NFC is one of new feature on nRF52, some customers often ask how to verify NFC tag they are implementing. The purpose of this blog is to provide how to setup and how the implementation based on SDK…
- 9 May 2016
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Bluetooth LE is ideal for Internet of Things applications where many low powered sensors or devices feed data through a gateway and out onto the internet. An optimal solution would move away from the use…
- 6 May 2016

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- 7 Aug 2024
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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…
- 6 Nov 2023
Software: Periodic Advertising with Responses (PAwR): A practical guide

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- 13 Sep 2023
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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…
- 6 Jul 2023
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Please note that some information on this page may be outdated due to ongoing improvements in nRF Cloud. For the most current details on provisioning services, refer to the nRF Cloud Security Services…
- 1 Dec 2022
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Introduction The intention of this guide is to clarify and describe the main aspects relevant to the GNSS receiver functionality on the nRF9160 as well as build configurations, tool recommendations and…
- 10 Jun 2022