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Not Answered
At first pairing, all pins are working. However, after power on/off and then re-connect the device, only the keyboard key is working. This situation is not always happen. 0

Using nRF51822, I define keys and pins as follows: Keyboard key Mouse left/right key Mouse move (up/down/left/right) Media play/pause key Pin 0 Mouse...
- keyboard
- mouse
- keil
- nrf51822
- media
777 views

0 replies

Started over 10 years ago
by bruce
Not Answered
nrf UART device keeps getting disconnected 0

The bluetooth device keeps getting disconnected from the app, even when its not 'idle'. I am using the android app mentioned here . I need help getting started to solve...
- ble nrf_uart android
918 views

0 replies

Started over 10 years ago
by Vinay
Not Answered

Strange app_button behaviour in SDK v6.0 0

Moving from SDK version 5.1 to 6.0, the buttons on my PCA20006 beacons no longer works as expected. When I press a button, it seems to register the release of a button incorrectly...

547 views

0 replies

Started over 10 years ago
by Justin
Not Answered

Other examples of observer behaviour with S110 v7.0? 0

I posted another question along these lines, about using the Timeslot API to get observer behaviour with the S110 v7.0 SD, but I am having trouble getting it to work. Are...

521 views

0 replies

Started over 10 years ago
by Jimi Cullen
Not Answered
External sensor data convert digital data on nRF51822 0

static void button_event_handler(uint8_t pin_no, uint8_t button_action) { if (button_action == APP_BUTTON_PUSH) { switch (pin_no) { case HR_INC_BUTTON_PIN_NO: //push...
- adc
- keil
- nrf51822
865 views

0 replies

Started over 10 years ago
by jaehyun

Recent in Nordic blog

Optimizing BLE-MIDI with regards to timing

Magnus

MIDI is a well-known protocol used by musical instruments to communicate. A typical modern application is connecting a musical keyboard to a DAW, letting you record directly into software and edit your…
- 12 Jul 2021
Doom on nRF5340

Audun Wilhelmsen

During the development of nRF5340 - a chip that may power your next headphones or gaming mouse - an important question came up: can it run the classic game Doom? A fully functional version of the game…
- 2 Jun 2021
Thread aware debugging with nRF Connect SDK

Finn Boetius

When working with Real-Time Operating systems like zephyr it is necessary to know how to differentiate between the threads while debugging. This Blog shows you how to accomplish that.
- 8 Apr 2021

Latest guides

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
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