Introduction Using proprietary protocols can be an effective way of addressing shortcomings in BLE. When communicating between two nRF chips, one can for example use a different packet format or different symbol rate to improve throughput or increas...

Hello everybody, I have just published the sourcecode of FruityMesh on GitHub. It is a meshing algorithm that uses standard BLE connections. Plug in as many nodes as you like and they will automatically build a mesh without any user interaction. Y...

This tutorial shows how to create and debug a basic project for the Nordic nRF51-DK using Visual Studio. Before you begin, install VisualGDB 5.0 or later. Start Visual Studio and begin creating a new project using VisualGDB Embedded Project Wizar...

In this project, we will control two motors over BLE using the Nordic nRF51-DK. To do this, we will use a motor driver based on the Toshiba TB6612FNG chip. We will use GPIOs and PWM to communicate with this board. Read details here: http://electr...

This blog introduces how to create tunnel broker service in order to support IPv6 on your IPv4 network. The tunnel broker is providing IP conversion service with 6in4. Preparation Raspberry Pi with Installed raspbian and 6LowPAN module Follo...

An appeal to makers - why you should document your project, and how you can do it. http://electronut.in/why-how-document-project/

Hello all, this tutorial goes to a fellow named Emil who helped me with this project. Number 1_ Make sure you set up the terminal viewer For debugging with real.You need it to see the values coming outta your ADXL 345 chip in the case you don't hav...

Hi Everyone! At Sky Wave Design, we recently switched all of our Nordic development over to using GCC and using Qt Creator as the IDE. We have released our example project on github for those of you that could use an example as well as a readme on ...

Introduction Here are some tips and tricks to manage your application size. RAM and ROM usage The total RAM usage is: ZI-data + RW-data The total flash usage is: Code + RO-data + RW-data ZI-data - Zero initialized data, data variables ...

Using PWM and Nordic UART Service on nRF51-DK (nRF51822/nRF52422) to control an RGB LED over BLE. http://electronut.in/nrf51-rgb-led-test/

Obligatory Disclaimer Security is hard. If a product handles sensitive information then it is the engineer's responsibility to his customers to consult a security professional. However, experimenting with security should be encouraged whenever possi...

Communicating with Ultrasonic Distance Sensor HC-SR04 using nRF51-DK (nRF51822/nRF51422), and transmitting measured distance over BLE UART. http://electronut.in/nrf51-hcsr04/

The nrf52832 is quite a competent System on Chip. Even with the long list of errata for the preview release this chip packs a punch. I've been playing around with this chip for sometime now and have made Github repository for anyone looking to get s...

Recently, there are a few queries from Japanese customers on nRF51 production. Basically the expectations are - Program the flash as a whole, including bootloader, application and soft device - Target starts up as application not bootloader I ...

Introduction This blog will aim to give you an understanding of the zip package required to perform a Device Firmware Upgrade of your device. This blog will apply to the newest tools available to do this, including the SDK, the mobile app, or the ma...