Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
mqtt subscripe multiple topics 0

Hi guys, In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t". I'm trying to set several topics (5) and subscribe to them. ...
- iot mqtt nrf52
1064 views

0 replies

Started over 7 years ago
by TY
Not Answered

iot SDK coap random timeouts 0

Hi, I am using nrf5832 that is running a coap server example. I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback. ...

478 views

0 replies

Started over 7 years ago
by nav87
Not Answered
Commercial cheap smartwatch with BLE, Heart Rate and Accelerometer 0

Hi, I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
- martwatch
1418 views

0 replies

Started over 7 years ago
by mattewre
Not Answered
Assembly and C mixed programming issues 0

Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
- keil
- nrf51822
724 views

0 replies

Started over 7 years ago
by lohc
Not Answered

Looking for NRF module with accelerometer 0

Hi, I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...

669 views

0 replies

Started over 7 years ago
by 6thsense

Recent in Nordic blog

Workaround needed for TWI driver (nrf_drv_twi) in SDK v8.1 (TWI_COUNT missing)

Hung Bui

In SDK v8.1 we added the TWI driver (nrf_drv_twi.c). Unfortunately the nrf_drv_config.h file wasn't updated correctly with the new driver. The symptom is the error with "TWI_COUNT is missing". Here…
- 20 May 2015
Common FAQs on DFU

Hung Bui

If you are looking for a place to get started with DFU, please have a look at this presentation here and the tutorial here. In this post, we cover some in depth Q&A topics regarding Device Firmware…
- 15 May 2015
Programming the nRF51822 Beacon Kit with the nRF51DK

Stefan Birnir Sverrisson

One way to program the nRF51822 Bluetooth Smart Beacon Kit is to use the nRF51 DK. This gives you a full scale development platform (the nRF51 DK). This blog will go thru the steps needed to program…
- 7 May 2015

Latest guides

Getting Started: Adjustment of RAM and Flash memory

AndreasF

The scope of this tutorial is to make it clear how a developer can adjust the RAM and FLASH memory start addresses. The examples demonstrated in this tutorial uses SDK 15.2 The first three Sections explains…
- 7 Dec 2018
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