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future releases of sniffer ? (fixed malformed packet) 0

I use nRF51-DK and nRF51-Dongle for a BLE sniffer. Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)". It can not be...
- ble sniffer wireshark
2239 views

0 replies

Started over 9 years ago
by ccessmin
Not Answered
long write char with authorize request 0

Hi, I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
- write authorization
- long write
1165 views

0 replies

Started over 9 years ago
by abosch
Not Answered

What chip is this – NRF A 3152c 1517UH ? 0

Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it. Regards, Steve

639 views

0 replies

Started over 9 years ago
by Steve Padam
Not Answered
[Eclipse/GCC]device does not have required DFU service 0

After i asked this question , i changed to use SDK 8.0.0 hrs "s110_for_dfu", As the same step to try, i downloaded softdevice(s110) & bootloader(for 8.0.0) then opened...
1591 views

0 replies

Started over 9 years ago
by Alex
Not Answered
RTX is not supporting to create multiple threads in nRF51822? 0

Hello All, I am trying to create multiple threads for an individual tasks. But when I am creating new thread my program is not working and it's going into some infinite...
1539 views

0 replies

Started over 9 years ago
by EthanHunt

Recent in Nordic blog

SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
Measuring Lithium battery voltage with nRF51

Stefan Birnir Sverrisson

Here is an example of a hardware setup to measure the voltage on a Lithium battery with a voltage divider and a connected capacitor. The Lithium battery typically has a voltage range of 2.7 - 4.2 V and…
- 2 Oct 2014

Latest guides

Getting Started: nRF52840 Dongle Programming Tutorial

Einar Thorsrud

This tutorial demonstrates how to adapt and program SDK example applications to the nRF52840 dongle using USB DFU. It also describes how to program the dongle via Serial Wire Debug (SWD) using an external…
- 27 Nov 2018
Getting started: Announcing the nRF Connect for Cloud Device API Preview

Markus Tacker (he/him)

We are happy to announce our first release of the nRF Connect for Cloud Device API! Connect your BLE, LTE/NB-IoT or any other device to our free IoT development platform and interact with that device through…
- 12 Oct 2018
Bluetooth low energy: Merging two BLE examples together

Håvard

This is a follow-up to my previous blog post; adding custom commands to a BLE example. I hope it was interesting to see an example of adding the vendor specific Nordic UART service (NUS) into another…
- 6 Sep 2018
Software Development Kit: Getting started with Nordic's Secure DFU bootloader, a step by step guide

Hung Bui

The content of this blog was based on the documentation of BLE Secure DFU example, Bootloader module library and Buttonless DFU service from our SDK. Here we provide you step by step instructions to make it…
- 20 Mar 2017
Getting Started: Introduction to Bluetooth low energy and Bluetooth low energy development (video tutorial)

FormerMember

We have produced a video tutorial in two parts about Bluetooth low energy. The purpose is to give you a developer’s introduction to BLE and the development tools offered by Nordic Semiconductor. NB! Please…
- 6 Oct 2016
Bluetooth low energy: Wireless timer synchronization among nRF5 devices

Audun

Introduction In a variety of use cases there is a need to share a common clock among multiple devices. Such a common clock can be used for many purposes, for example by having each node in a network perform…
- 12 Jul 2016