Nordic DevZone

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

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
1444 views

0 replies

Started over 8 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
756 views

0 replies

Started over 8 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...

695 views

0 replies

Started over 8 years ago
by 6thsense
Not Answered
Is it possible to change on air address (access address) for BLE using S110 0

I would like to hide BLE advertising from normal BLE devices. And only be able to see such advertising with dedicated scanner. I was thinking of changing access address...
808 views

0 replies

Started over 8 years ago
by vbachler
Not Answered
Multiple connections 0

Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
- model
- bluetooth low energy
551 views

0 replies

Started over 8 years ago
by bombix

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

Software: nRF Desktop on a Development Kit

Priyanka

This tutorial is aimed at implementing the nRF Desktop application on the nRF52840 Development Kit (DK) using the nRF Connect SDK, thereby allowing it to work either as a gaming mouse, keyboard, or dongle…
- 16 Dec 2021
Software: Common fixes for nRF Connect SDK build problems

Sigurd Hellesvik

Does your build fail today, even though it worked fine yesterday? Are you able to build your project on another computer, but not the one you need to use now? Here are eight things you can try to fix these…
- 22 Sep 2021
Peripherals And RF Test: TWI/I2C implementation with nRFx TWIS Driver

Jeff4BLE

Objectives Learn to add and configure an I2C/TWI Master Zephyr driver to an NRF Connect SDK project. Learn to add and configure an I2C/TWI Slave nRFX driver to an NRF Connect SDK project. Demonstrate…
- 4 Aug 2021
Peripherals And RF Test: Using the nRF Connect SDK / West to program the Radio_Test example into the nRF5340 DK for agency testing.

Jay Tyzzer

Using the nRF Connect SDK / West to Program the Radio_Test example into the nRF5340 DK Background: There is a need to be able to put a Nordic Semiconductors System-on-Chip / transceiver into modes where…
- 3 Aug 2021
Software: Updating to the MPSL Timeslot interface

Daniel Veilleux

The "Concurrent Multiprotocol Timeslot API" was introduced with v7.0 of the S110 SoftDevice in 2014. The original purpose was to allow customers to build their own proprietary networks using…
- 2 Aug 2021
Peripherals And RF Test: Writing device drivers for UART peripherals

Halvor Bjorstad

This post aims to cover some of the specifics of developing device drivers for UART peripherals for Zephyr.
- 20 Jul 2021