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Not Answered
Use keypad for wakeup (kbd_matrix) from deep sleep (sys_poweroff) 0

I am having issues using a keypad to wakeup an nrf52840 and am unclear on if the GPIO sample is relevant if using a kbd_matrix device definition. I would like to use "sys_poweroff...
19 views

0 replies

Started 20 hours ago
by Crox
Not Answered
Writing to flash memory 0

Hi, I'm using an nRF52810 on a custom board and I'm using softdevice s112_nrf52_7.2.0_softdevice.hex. I want to write some information (just 4 bytes) to flash memory,...
- development
- software
- flash
- nrf52810
16 views

0 replies

Started 20 hours ago
by Kenneth_CBS
Not Answered
Can't open syscall/gpio.h 0

Hi everyone, I am getting this build error while I am trying to call a function from gpio.h in my custom code Looking at my includes I see this This is a really...
15 views

0 replies

Started 20 hours ago
by ReginaA101
Not Answered
Timeout exit from the boot loader 0

I am developing an application that uses NCS2.8.0. For FW updates, the nRF52833 USB ACM bootloader is enabled. However, there are some problem. My device has a battery...
15 views

0 replies

Started 21 hours ago
by DX_HK
Not Answered
Receiving "Proxy PDU type doesn't match GATT service" when trying to provision Node from own App 0

Hello, I'm currently trying to integrate the Android-nRF-Mesh-Library in our App. Identifying works fine but when the library tries to send the public keys to the node...
- development
- software
- android
- mesh
- Other
38 views

0 replies

Started 1 day ago
by TheyCallMeNobody

Recent in Nordic blog

IoT Contest - Mini-Weather Station - Project

buleks

The role of this device is remote measurement environment parameters. It could be accessed anywhere where access to the internet is possible. It uses 6LoWPAN because it's modern IoT technology and have…
- 9 Jul 2015
External nRF51822 SWD Programming using the nRF51-DK

Mahesh Venkitachalam

I've written up a note on programming external nRF51822 boards (like the RedBearLab Nano) using the SWD interface of the nRF51-DK. http://electronut.in/nrf51-dk-external-programming/
- 9 Jul 2015
Getting started with nRF51822 and GCC - transmitting LDR light levels over BLE

Mahesh Venkitachalam

I've written up a simple project that uses the nRF51-DK to send LDR light levels over BLE using the Nordic UART Service (NUS). In the process, I have set up a cross-platform toolchain (OS X, Windows) using…
- 8 Jul 2015

Latest guides

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
nRF5x: General PCB design guidelines for nRF52 series

FormerMember

When designing a PCB with a high-frequency radio onboard certain rules should be followed for optimal radio frequency (RF) performance. This guide will provide some general PCB guidelines that can be used…
- 11 Jul 2016
Software Development Kit: Migrating to Peer Manager

Øyvind Rønningstad

The tutorial has been updated for SDK v11, which contains the production-ready release of Peer Manager. The original tutorial can be found on this page, below the updated tutorial. #Migrating to Peer…
- 8 Apr 2016
Bluetooth low energy: Bluetooth low energy Characteristics, a beginner's tutorial

MartinBL

Before we begin Table of content Topics that will be covered include: Before we begin Basic theory Attribute tables in nRFConnect Bluetooth Low Energy application Description of the example Adding a…
- 18 Mar 2016
Bluetooth low energy: Bluetooth Smart and the Nordic's Softdevices - Part 2 Connection

Hung Bui

This blog series was created as an attempt to fill in the gap between how Bluetooth Smart is described in the spec and how you can use our APIs and event from our softdevice to do what defined in the spec…
- 1 Feb 2016
Design Examples: Capacitive Touch on the nRF52 series

Einar Thorsrud

Important updates: Due to erratum 84 (COMP: ISOURCE not functional), capacitive sensing using the relaxation oscillator method is not usable in a real product with the nRF52832, as it will only work reliably…
- 31 Jan 2016