Nordic DevZone

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BLE beacons for sensor data, replay attack & spoofing 0

Hi, I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...

1472 views

0 replies

Started over 7 years ago
by BLE_lp
Not Answered
BLE task FreeRTOS priority 0

Hi, For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
- sdkv14 s132v5.0
1757 views

0 replies

Started over 7 years ago
by Siddhesh
Not Answered

nrf_dfu_flash_wait never return 0

hello, I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion. The problem is, i...

473 views

0 replies

Started over 7 years ago
by Ian
Not Answered
How to generate random keypass ? 0

I want to communicate Central and peripheral devices with KeyPass. Also I want to generate keypass in Peripheral device. But keypass should to include symbols, low/upper case...
- keypa
- nrf51822 sdk8.0.0
- s110
- keil
987 views

0 replies

Started over 7 years ago
by purgoufr
Not Answered
Unable to see NRF_LOG BLE SDK 12.3 0

I am using SEGGER Studio on MacOSx. When use the latest mesh SDK, I can run the light_control example and see the debug log in the Debug Terminal of SEGGER Studio. However...
- nrf51822 nrf_log segger
980 views

0 replies

Started over 7 years ago
by zed

Recent in Nordic blog

nRF52840-DK Range Testing With BLE, ZigBee and Thread Protocols at 0, 4 and 8dBm Transmit Power Settings

notsane0

Range testing of any RF scheme is inherently limited by the RF environment, antenna design, tuning and many other factors. The usefulness of range testing is to provide a basis for comparison while keeping…
- 28 Dec 2018
Thingy:52 MOSFET Usage

gamnes

This blog post describes how you can take advantage of the 4 MOSFET's on the Thingy:52. DISCLAIMER: Please verify all information that is used/retrieved from this blog post. Some of the information…
- 27 Dec 2018
Using the Power Profiling Kit to measure Current Draw on an External Device

notsane0

The Power Profiler Kit (PPK) is a flexible tool for measuring the real-time current draw of nRF5x designs. When used as an add-on board to measure the nRF5x current of an attached development kit (DK)…
- 26 Dec 2018

Latest guides

nRF5x: Current measurement guide: Introduction

Stian Røed Hafskjold

###Other relevant posts A concise guide to equipment setup, and how to use the development kit for current measurements can be found here: Measuring current with PCA10040 v0.9.0 A post that describes…
- 1 Dec 2015
nRF5x: General PCB design guidelines for nRF51 series

Petter Myhre

When designing a PCB with nRF51, nRF51822 or nRF51422, there are some rules that should be followed in order to get a good working radio/system, with a maximized range. General rule The RF part of the…
- 13 Nov 2015
Software Development Kit: nRF5 SDK Scheduler Tutorial

Einar Thorsrud

2019-02-08: Updated tutorial to cover nRF5 SDK version 15.2. Introduction Scope The following topics will be included in this tutorial: Configuration of the Scheduler library. Using the scheduler with…
- 9 Nov 2015
Bluetooth low energy: Bluetooth low energy central tutorial

Anders Strand

Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Setting up the example projects Background theory Central and peripheral roles…
- 4 Nov 2015
Software Development Kit: nRF5 SDK Application Timer Tutorial

Einar Thorsrud

2018-11-23: Updated tutorial to cover SDK version 15.2. 2019-02-08: Improved example project (SDK 15.2) and updated instructions accordingly. Introduction Scope The following topics will be included in…
- 30 Oct 2015
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