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OSX Yosemite connectivity issues 0

Hi, We've been seeing an intermittent connectivity issue in Yosemite in discovering BLE services, namely scanForPeripheralsWithServices does not return anything. The same...

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Started over 9 years ago
by henris42
Not Answered

UART FIFO example error 0

Hi there is a problem in github.com/.../nrf51-UART-examples any one can help? I put empty loop in main, and comment off all ble related int. and I process uart_evt by...

2457 views

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Started over 9 years ago
by jjww
Not Answered

How to find nrf.exe 0

Hi,everybody！ When i install master control panel 3.10.0.14, i can't find nrf.exe in " C:\Program Files\Nordic Semiconductor\Master Control Panel\3.10.0.14\nrf ". Only nrfutil...

1309 views

0 replies

Started over 9 years ago
by WYL
Not Answered
nRF51-dk no longer mounting 0

Hi, I've been using the nRF51 dev kit, and today it stopped mounting when I plug it in. It doesn't show up as MBED or BOOTLOADER. I use both Mac OS X and Windows, though...
- 110 nrf51822 bluetooth
562 views

0 replies

Started over 9 years ago
by USCRyan
Not Answered
[Bug Report] app_uart_close does not free gpiote channel when using APP_UART_FLOW_CONTROL_LOW_POWER 0

SDK_9.0.0 I was trying to implement 2 different UART connection parameters so I decide to use re-initialization. My initial parameters included APP_UART_FLOW_CONTROL_LOW_POWER...
- uart
1101 views

0 replies

Started over 9 years ago
by Al Bundy

Recent in Nordic blog

nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the…
- 15 Dec 2017

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