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Not Answered
Program nrf51822 by user implement SWD 0

I am working on the proj that needed 2 MCU and nrf51822 work as slave. I would like to know any ref on how to firmware upgrade on board without external tool?
- nrf51822
738 views

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Started over 10 years ago
by peter
Not Answered
BLE USB powered OEM dongle with nRF51822 0

We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software. It would need to come complete with casing and the ability...
- usb dongle ble nrf51822
696 views

0 replies

Started over 10 years ago
by Chris
Not Answered
related to threads 0

Hi all, i want to establish connection between two threads in cmsis-rtos, can i use 1) semaphore to do this? 2)message queue should be used or any other ipcs can be...
855 views

0 replies

Started over 10 years ago
by renu
Not Answered

Data transfer rate by serialization 0

Hi, I have two CPU in our product. (STM32F2 and Nordic nrf51422). I use serialization function to link those two CPU(refer to ble_s110_serialization sample) But I find...

674 views

0 replies

Started over 10 years ago
by Elliot.Chao
Not Answered

Can't connect directly after I exit our app by back key on phone 0

Hi, My behavior is as follows Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic) Turn on my cell phone(Samsung Note3),scan my device...

464 views

0 replies

Started over 10 years ago
by Elliot.Chao

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

Getting Started : Getting started with Bluetooth Electronic Shelf Labels (ESL) and Periodic Advertising with Responses (PAwR)

Lorenzo Amicucci

The new Bluetooth 5.4 features Periodic Advertising with Responses (PAwR) and Encrypted Advertising Data (EAD) can be used for one-to-many applications. One of these is the Electronic Shelf Labels (ESL…
- 7 Aug 2024
nRF5x: General PCB design guidelines for nRF52 series

Kaja

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

Hung Bui

Periodic Advertising with Responses (PAWR) is a new feature in Bluetooth 5.4. It extends the periodic advertising protocol from Bluetooth 5.0. Periodic advertising, where a device sends broadcast data with…
- 13 Sep 2023
nRF5x: General PCB design guidelines for nRF53 series

Kaja

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
Software and Protocols: nRF Cloud Access Provisioning

Charlie

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
Software and Protocols: Field verification of GNSS on the nRF91 Series

JaniM

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