Nordic DevZone

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

Not Answered
calling sd_ble_gap_whitelist_set crashes my application 0

working with a nrf52833, soft device 140. I am trying to setup a whitelist with a known addresses before I start scanning. I am calling the following code before my main...
35 views

0 replies

Started 1 day ago
by jacob jacob
Not Answered
About CONFIG_BT_ID_MAX and BT_STACK_ID_LUT_SIZE 0

HI, I am using the NCS V2.9.0 ,nrf Desktop sample; I want to mouse can pair 3 hosts, and i can select one of them connect and work; I set CONFIG_BT_MAX_PAIRED=3 and...
32 views

0 replies

Started 1 day ago
by gandyhuang
Not Answered
GPIO9 & 10 won't operate independently using zephyr (but OK with rRF5 SDK) 0

I have a custom nRF52832 board with outputs on P0.07 P0.08 P0.09 P0.10 and I want to write to them. 7&8 are working ok but 9&10 are not. Let me emphasise THE BOARD IS WORKING...
29 views

0 replies

Started 1 day ago
by Nick_RA
Not Answered
"VDD_GPIO should be applied after VDD has been supplied" 0

Dear Nordic and community, I am currently in pre-production phase of designing a PCB based on the NRF9151, and I am a bit confused by the Hardware Device Guidelines, which...
37 views

0 replies

Started 1 day ago
by Dirk_
Not Answered
TX max power impacted if usng 1.8V on VDD 0

Hi Nordic engineer I am evaluating a project based on nRF52840 and there is a question need to be confirm before schematic design start. Due to limitation of power resource...
32 views

0 replies

Started 1 day ago
by huangsong

Recent in Nordic blog

Step by Step Guide to Setup and Start Developemt with nRF51 or nRF52 DK and IAR

Pratyush Dave

The purpose of this blog is to provide a step by step guide to help a developer, starting off with the Nordic Semiconductor nRF51 DK, to get the necessary tools installed and get the software (SW) development…
- 25 Jan 2016
BLE nrf51 - Multilink NUS central - Connect to many peripherals through NUS service - with Arduino host

Marco Russi

Hi all, I implemented a simple multilink NUS central based on s130 for nrf51 chip-set. It means that this NUS central can connect to several peripherals simultaneously and send data to each one of them…
- 24 Jan 2016
SEGGER Embedded Studio Part 2 - Monitor Mode Debugging

Michael Dietz

This tutorial will take less than 15 minutes. #Motivation Never lose a BLE connection when debugging your applications again! This technique will also be useful for any application using the PWM peripheral…
- 22 Jan 2016

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