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Not Answered
GPIO port input in low power mode 0

Hello, I'm new to the Nordic SDK and I would like to ask you for help with implementation of PORT events for revision < 3 in "low power" mode instead of "high power" mode...
- nrf51822
1264 views

0 replies

Started over 7 years ago
by michael
Not Answered
Central whitelists with peer manager under FreeRTOS 0

Hi Nordic, I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos. What I see: central app crashes (hardfault...
- peermanager
- s132
- nrf52832
- central
- sdk13
1096 views

0 replies

Started over 7 years ago
by x_mike
Not Answered

Need help for this captured BLE HID key code? 0

Hello All, I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...

1295 views

0 replies

Started over 7 years ago
by alikob
Not Answered

COMMUNICATION BETWEEN TWO NRF51X BOARDS 0

I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...

609 views

0 replies

Started over 7 years ago
by ANKITTY
Not Answered

BLE beacons for sensor data, replay attack & spoofing 0

Hi, I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...

1469 views

0 replies

Started over 7 years ago
by BLE_lp

Recent in Nordic blog

SD card interfacing

Salman

Hi, I have written SD & SDHC card routine for reading, writing and erasing data from SD card. It used the hardware SPI of nRF51822. NOTE: 1)Define the PINs of SD card first before initialing. 2)Define…
- 10 Oct 2014
How different BLE packet types influence throughput

Stefan Birnir Sverrisson

There are several types of write operations, write request with authorization, write request without authorization and write command. You can see message sequence charts for those messages here and he…
- 9 Oct 2014
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

Latest guides

Getting started: How to get modem trace using “Trace Collector” in nRF Connect

Brian Kim

UPDATE MAY 2021:Please follow the official documentation in infocenter. The following information is deprecated, please follow the documentation link at the top. Trace Collector app collects UART traces…
- 30 Apr 2019
Getting started: Store dust sensor data on nRF Connect for Cloud

Markus Tacker (he/him)

In this example we are using the nRF Connect for Cloud Device API, which is a free service for protyping IoT products and is built on top of AWS IoT, to store dust sensor readings. The API is device-agnostic…
- 12 Mar 2019
Mesh Networks: Provisioning and running Nordic's BLE Mesh with Python Application Controller Interface (PyACI)

Mark Q

Purpose This document will explain the Mesh Demo and the motivations behind the design decisions. Please find attached PDF file at the bottom of this tutorial for high-resolution version of this tutorial…
- 3 Feb 2019
Getting Started : Using GDB with Nordic devices

Daniel Veilleux

The GNU Debugger (GDB) is a popular tool that provides familiar features like breakpoints along with a command syntax that allows creativity in the debugging process. Although its command line interface…
- 31 Jan 2019
Getting started: Getting Started with nRF9160 DK

Akash Patel

2020-08-04: The content of this guide is now covered in the documentation on Infocenter. For the most up-to-date Getting started guide with nRF9160 DK please follow this link. 2020-03-09: Updated tutorial to…
- 2 Jan 2019
Getting Started: Adjustment of RAM and Flash memory

AndreasF

The scope of this tutorial is to make it clear how a developer can adjust the RAM and FLASH memory start addresses. The examples demonstrated in this tutorial uses SDK 15.2 The first three Sections explains…
- 7 Dec 2018