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Stopping app_timer (using app_timer_stop) results in too much current during ON,IDLE mode 0

I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following: Initializes the app_timer using the scheduler: ...

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Started over 10 years ago
by Kyle
Not Answered

Control GPIO by PPI and timer1 +1

I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000. I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...

1864 views

0 replies

Started over 10 years ago
by mansfield
Not Answered

One command execution time on serialization 0

Hi, I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...

735 views

0 replies

Started over 10 years ago
by Elliot.Chao
Not Answered

Has anybody used pervasive dispalay (repaper) on NRF51822 Evaluation Kit? 0

Has anybody got it working? I ported the EPD library from Adruino EPD libray but not sure where its going wrong.

749 views

0 replies

Started over 10 years ago
by Barada Mishra
Not Answered

get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE 0

I am getting get BLE_EVT_USER_MEM_REQUEST and BLE_GAP_EVT_CONN_PARAM_UPDATE event, when writing to ble device, sample code did not handle these event, and seems no document...

2465 views

0 replies

Started over 10 years ago
by julian

Recent in Nordic blog

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
Sniffer application for OS X

RK

I've put up on Sourceforge, a Mac OSX application which interfaces with the Nordic BTLE sniffer software and has some of the functionality of the Windows application Nordic ships with that software package…
- 1 Oct 2014
Getting started with nRF51 development on Mac OS X

Eirik Midttun

Update: Since this blog was originally written the nrfjprog tool has been ported to OS X (now macOS). This means that the flash programming is much simpler, and it is simply a matter of following the documentation…
- 1 Sep 2014

Latest guides

Peripherals And RF Test: Adding a Peripheral(SPI) to an NCS (version 1.x) Zephyr project

Jeff4BLE

Objectives Provide a brief primer to NCS and Zephyr Provide a quick-start guide to adding peripherals to an existing sample project Demonstrate running both foreground and background tasks within Zephyr…
- 21 Feb 2021
Getting started: How to add DFU support to your Thingy:91 project

Didrik Rokhaug

Note: From nRF Connect SDK v1.7.0 onwards, if you build for the thingy91_nrf9160_ns or thingy91_nrf52840, everything in this guide is already done automatically. Since that SDK release, the board files…
- 21 Jan 2021
Software: Enter the Multi-NUS: A Simple Wireless UART Network

matt.heins

If you’re thinking about building a network of sensors and you begin to survey the options, you’re likely to encounter a frothing sea of acronyms representing a variety of standards and protocols clamoring…
- 12 Jan 2021
Software and Protocols: nRF9160 DK: Offloading Bluetooth Low Energy related tasks to nRF52840 SoC

Anders Storro

Background Some time ago I was working on a project that involved communication between Bluetooth mesh and a home automation platform. The goal of this project was to enable control and observability of…
- 12 Jan 2021
Bluetooth low energy: How to update advertising data dynamically using BLE Advertising library

Karl Ylvisaker

Introduction The question of how to update advertising data dynamically using the BLE Advertising library has been raised many times by our forum-goers, especially after the release of nRF5 SDK v15.2.0…
- 6 Jan 2021
Software: Device Firmware Update (DFU) with MCUBoot bootloader

Mark Q

Purpose The purpose of this blog is to show how to create a Zephyr application that boots from the MCUBoot bootloader. We will also show how to update an application using the Device Firmware Update (DFU…
- 3 Nov 2020