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Not Answered
Nordic SDK: swapping LEDS_ON and LEDS_OFF caused problem when checking if the LEDS are on 0

I am working on a project using a ble nano (nrf51822) using the Nordic SDK 8.1. In the examples I found a way to control an LED using the methods LEDS_ON and LEDS_OFF. I wanted...
- s120
- gpio
- sdk8.1
- nrf51822
682 views

0 replies

Started over 7 years ago
by tyler
Not Answered

Ble connection details not showing up in wireshark 0

Hello, I am using ble_app_gls example and I have implemented static passkey in the code. Now I want to see if wireshark shows the passkey when I connect to ble devices. For...

632 views

0 replies

Started over 7 years ago
by Newbie
Not Answered

[bug report & fix] app_uart_fifo is sending APP_UART_TX_EMPTY event before the last byte is sent 0

Hi Team, We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...

1786 views

0 replies

Started over 7 years ago
by Patrice Rudaz
Not Answered
Pairing procedure failed by bonding 0

Hello everybody, for my project, i will bond the peripherial with the central. I test my device with the MCP and can connect without problems. When i press the Bond Button...
- bond
- sdk11
- s132
- nrf52832
1200 views

0 replies

Started over 7 years ago
by 1_andi
Not Answered
nRF52 max. input frequency on GPIO 0

Hi all, I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
- 132 nrf52832 gpio
1987 views

0 replies

Started over 7 years ago
by Pascal Künzi

Recent in Nordic blog

nRF5x-Tools and nRF5x-Pynrfjprog Includes Linux and Python 3 Support

gamnes

Over the last few weeks the Nordic team has been working on getting support for programming our devices in Linux as well as adding support for using our Python programming module ‘Pynrfjprog’ with Python…
- 27 Oct 2015
nRF51 DFU command line OSX app (sample)

jeremysf

OSX command line application for performing an nRF51 device firmware update: https://github.com/jeremysf/nrfDFU This is a simple command line program I wrote based on Nordic's documentation and their…
- 27 Oct 2015
Developing Nordic nRF51822 Beacon Kit Firmware with Visual Studio

ivan

This tutorial shows how to build and debug Bluetooth LE beacon firmware for the nRF51 Beacon Kit. We will use Segger J-Link together with a Tag Connect cable to debug the beacon. We will show how to use…
- 27 Oct 2015

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