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Not Answered
nRF51822 Update iOS 7 disconnects 0

When use the "nRFBeacons" app to update the info on my beacon the following happens: Go to update tab. Select "Connect" Press "SW2" on beacon and see the LED begin flashing...
714 views

0 replies

Started over 10 years ago
by David
Not Answered
invalid length long write characteristic gets through 0

I am using s110 and nrf51822. I've set up up a long characteristic of 154 bytes. Sending between 1 and 154 bytes works as expected. Sending 155 - 160 bytes gets rejected...
- s110
- nrf51822
626 views

0 replies

Started over 10 years ago
by Travis Hendrickson
Not Answered
Filtering beacon's with manufacturer identifier 0

Hi, I tested the nrf beacon application, it allows only the beacons with company identifier 0x0059 (nordic's id). But i need to modify it to support all the device, how...
- android
- ibeacon
1698 views

0 replies

Started over 10 years ago
by balaji
Not Answered
What will it going by this timeout_handler? 0

I use a app_timer_create() function to create a task(200ms once) when in the task_timeout_handle() , I do something more than 200ms, what will this timer going ?
702 views

0 replies

Started over 10 years ago
by Steven_wang
Not Answered
nrf_pwm signal glitches ("flickering") on nrf_pwm_set_value() 0

Hi! I use nrf51-pwm-library ( github.com/.../) to control brightness of LED RGB light source and it works ok till I don't want to adjust brightness slowly (dimming function...
- pwm glitch nrf51822 s110
1919 views

0 replies

Started over 10 years ago
by Patriko

Recent in Nordic blog

A presentation on how nRF51 DFU works

Hung Bui

Hi, I attached here some slides that we used in our technical seminar for Device Firmware Update. Download the presentation here: DFU_SDKv8.0_Pub.pdf The presentation covers: What DFU is and what…
- 4 Jun 2015
Parse MQTT message in Wireshark for IoT test

Jun Qing ZOU

Wireshark (version 1.12.5 at the time of writting) lists MQTT as supported protocol but could not parse it from the TCP payload by default. We can add some plugins to enable it. Download the Wireshark…
- 26 May 2015
Upgrade RADVD for IoT on Raspberry Pi 2

Jun Qing ZOU

The RADVD deamon in Raspberry pool is version 1.8.5 (up to Raspberry 2015-02-16). root@raspberrypi:~/radvd# apt-cache policy radvd radvd: Installed: 1:1.8.5-1 Candidate: 1:1.8.5-1 Version table…
- 25 May 2015

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