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Energy Harvesting Applications 0

Hi all, I've developed a broadband vibration energy harvester that is able to pick up uW of energy from just a couple Hz all the way to 150Hz. I'm currently looking for...
- energy harvesting
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Started over 7 years ago
by Sahil
Not Answered
ble_radio_notification_init invoke failed 0

We use SDK12.10 Main.c (d:\nordic\5142xx\software\org-sdk12.1\nrf5_sdk_12.1.0_0d23e2a\examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay. My question...
- ble_radio_notification_init
804 views

0 replies

Started over 7 years ago
by Jiming
Not Answered

[Solved] SPI: Not getting SCK signal 0

Solved: Well, turns out delay and SCK doesnt work well together haha. I imagined the sck signal to be a background thread of some sort. I was wrong. Hi guys, at the...

1372 views

0 replies

Started over 7 years ago
by uC_newbie
Not Answered

Looking for a developer in Denmark 0

Hi Im looking for a developer in Denmark to discuss ble technology with. Im trying to get better to understand the technology, because i have some ideas involving beacons...

485 views

0 replies

Started over 7 years ago
by Martin
Not Answered

One RX and Three TX system with NRF24L01+ 0

This system does not work if I enable the third Pipe (Pipe2) . The system is working without any problem as one RX and two TX (Pipe0 and Pipe1). The problem on enabling...

521 views

0 replies

Started over 7 years ago
by Erol

Recent in Nordic blog

Tutorial: Bluetooth LE to Cellular Gateway

eric ely

Bridging Bluetooth LE to different wireless connections, such as cellular, is challenging and there are few out of the box solutions. This is an important piece of the IoT puzzle, creating stationary…
- 25 Jul 2016
Video: Programming 96 nRF5 devices concurrently (AND nRF Connect MESH sneak peak)

Michael Dietz

https://vimeo.com/175834292 In the video above, 96 nRF51 devices are completely erased, programmed with a 150kB .hex file, verified, and reset (application reaches main() when the blue LED lights up)…
- 22 Jul 2016
PDM example on the nRF52832

Jimmy Wong

PDM stands for pulse density modulation. PDM is a form of modulation used to represent an analog signal with a binary signal. In a PDM signal, specific amplitude values are not encoded into codewords…
- 20 Jul 2016

Latest guides

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
Software Development Kit: Setting up the Timeslot API

Hung Bui

Setting up the Timeslot API When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…
- 27 Jul 2015
Software Development Kit: Radio Notification

Øyvind Karlsen

Radio Notification In this tutorial we will set up a beacon example and modify it to use radio notification. Then we will use radio notification to light a LED when the radio is transmitting. While this…
- 17 Jun 2015
Software Development Kit: Board support package (BSP)

Øyvind Karlsen

Board Support Package In this tutorial we will use the Board Support Package to control hardware peripherals on the nRF51 or nRF52 DK. Required tools Keil 5.20 nRF SDK 11 nRFgo Studio 1.21.…
- 8 Jun 2015
nRF5x: nRF51 series current consumption guide

Stefan Birnir Sverrisson

nRF51 Low power modes and power profiles documentation The low power modes for the nRF51 series are System On and System Off. You can read about them in the nRF51 Series Reference Manual v3.0 sections…
- 1 Jun 2015
Software Development Kit: Setting up device firmware update(DFU) on the nRF5 DK

Stian Røed Hafskjold

###Note: This tutorial is for the legacy DFU module included in SDK version 11 and earlier. To get started with the new DFU included in SDK 12 and above, please see the SDK documentation in the Infocenter…
- 1 Jun 2015