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About BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST 0

When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST: 1, when peripheral...

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0 replies

Started over 7 years ago
by Stayhungry
Not Answered

No section matches selector （nRF5_SDK_13.1.0_7，52832） 0

hi dear nordic employee: I tried to build the project ble_app_hrs_c（pca10040） by keil5 but I get an error : ._build\nrf52832_xxaa.sct(7): error: L6236E: No section...

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0 replies

Started over 7 years ago
by victor_CHINA
Not Answered
Sleep between bytes on nRF52832 UART 0

Hi, I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
- nrf52832 uart power
1056 views

0 replies

Started over 7 years ago
by Mattias
Not Answered
How to connect Proxomity , UART and DFU with all at the same time with single connection. 0

Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
- bluetooth low energy
560 views

0 replies

Started over 7 years ago
by Sahil Bharwani
Not Answered

Question about the PDM/PCM of nrf52832 0

Dear Nordic employee: 1、 what do I have? I have a thingy52 develop kit（nrf52832） 2、what is my purpose? the quality of thingy52 audio demo is not good（iphone7）...

1684 views

0 replies

Started over 7 years ago
by victor_CHINA

Recent in Nordic blog

Readiing humidity from HTU21D sensor using TWI

Fredrik Sundt Brynhildsvoll

##Measuring humidity using TWI on nrf52## In this post I will explain how the nRF5x chip can be used to communicate with a sensor over TWI (I2C). To run this example extract the files to examples -…
- 24 Feb 2016
Production release of S130 & S132 v2.0 SoftDevices for the nRF51 and nRF52

Pär H

Since Nordic Semiconductor released the S130 SoftDevice for our nRF51 ICs in early 2015, we have been working hard to make our Bluetooth low energy protocol stacks more feature rich and more configurable…
- 22 Feb 2016
Keil + nrfjprog = true

Øyvind Karlsen

In this blogpost we will demonstrate the usage of Keils integrated command line functionality. We will start nrfjprog through Keil bindings in order to erase our chip and program SoftDevices. nrfjprog…
- 22 Feb 2016

Latest guides

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
Software: Building a Bluetooth application on nRF Connect SDK- Comparing and contrasting to SoftDevice based applications - Part 1

Hung Bui

Scope This is a discussion on building a Bluetooth application on our new nRF Connect SDK/Zephyr platform with the reflections to our nRF5 SDK which is based on the SoftDevice Bluetooth stack. The goal is…
- 21 Oct 2020