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nrf5340 occasionally stuck on BT_CONN_STATE_DISCONNECTING 0

Hello, We have an nrf5340 custom board and during frequent BLE connections/disconnections sometimes it seems the netcore gets stuck. We are connecting to an iOS app and...
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0 replies

Started 1 hour ago
by tonyh
Not Answered
Device firmware update (DFU) over NFC 0

Hi for DFU is bluetooth used by default. Your DFU app suports only using bluetooth to do a DFU. Do you have any tools to do a DFU over NFC? Or do I have to write a tool...
15 views

0 replies

Started 1 hour ago
by Marelcom
Not Answered
Unresponsive device when flashing after disabling APPPROTECT 0

Hi, I'm developing on the current setup: nRF52840 Soft Device 140 version 7.2.0 SDK 17.1.0 MDK: 8.51 Segger v4.52c Secure bootloader (DFU) I don't define...
19 views

0 replies

Started 2 hours ago
by Federico
Not Answered
NRF9151 DK VDD 3V 0

Hi, Its maybe a stupid question but is there a easy way to operate the DK with 3V VDD and IO Voltage? The 9160 DK had a simple switch for this. The default for the 9151...
13 views

0 replies

Started 3 hours ago
by danielboe
Not Answered
Visual Studio Code boards.h not found 0

Hi, I am new to BLE development. I am using Visual Studio Code and Nordic SDK v2.7.0. I had working code a few weeks ago. I went on vacation, and when I returned I had all...
16 views

0 replies

Started 3 hours ago
by nl671dev

Recent in Nordic blog

nRF51822 now available as ultra- thin CSP variant

John Leonard

The award winning nRF51822 is now available as an ultra-thin Chip Scale Package) CSP variant. Measuring just 3.38mm x 3.38mm and with a height profile (including ball grid array) of just 0.35mm it is tiny…
- 15 Apr 2016
Fast Updates of User Code on nrf51822 with bluz

eric ely

Bluetooth LE is not a fast wireless protocol, transfer speeds are usually measured in single-digit to low tens of kilobytes per second. This is generally not an issue unless large amounts of data need…
- 13 Apr 2016
SkyenLab initial hardware design

SkyenLab

PCB Design Abstract: The SkyenLab Bluetooth module was developed using the nrf51422 QFN48 QFAC reference design as well as help from the Nordic Semiconductor support portal and white papers. A proof…
- 5 Apr 2016

Latest guides

Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015
Software Development Kit: Setting up the Timeslot API

Hung Bui

Setting up the Timeslot API When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…
- 27 Jul 2015
Software Development Kit: Radio Notification

Øyvind Karlsen

Radio Notification In this tutorial we will set up a beacon example and modify it to use radio notification. Then we will use radio notification to light a LED when the radio is transmitting. While this…
- 17 Jun 2015
Software Development Kit: Board support package (BSP)

Øyvind Karlsen

Board Support Package In this tutorial we will use the Board Support Package to control hardware peripherals on the nRF51 or nRF52 DK. Required tools Keil 5.20 nRF SDK 11 nRFgo Studio 1.21.…
- 8 Jun 2015
nRF5x: nRF51 series current consumption guide

Stefan Birnir Sverrisson

nRF51 Low power modes and power profiles documentation The low power modes for the nRF51 series are System On and System Off. You can read about them in the nRF51 Series Reference Manual v3.0 sections…
- 1 Jun 2015
Software Development Kit: Setting up device firmware update(DFU) on the nRF5 DK

Stian Røed Hafskjold

###Note: This tutorial is for the legacy DFU module included in SDK version 11 and earlier. To get started with the new DFU included in SDK 12 and above, please see the SDK documentation in the Infocenter…
- 1 Jun 2015