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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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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
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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
559 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）...

1682 views

0 replies

Started over 7 years ago
by victor_CHINA
Not Answered
How to optimize power consumption when UART run? 0

Hello Nordic, My development environment: SDK>> NRF51822_SDK10, SoftDevice>> S130 Example>> ble_app_uart I am looking forward to your reply! Thanks. Best Regards...
- uart power consumption
933 views

0 replies

Started over 7 years ago
by Andy

Recent in Nordic blog

Debugging with Real Time Terminal

FormerMember

In SDK 12.0.0 or later, logging/debugging over RTT is built in to the logger module NRF_LOG. To enable logging over RTT, "check" the NRF_LOG_BACKEND_SERIAL_USES_RTT option in sdk_config.h in the configuration…
- 8 Apr 2015
Accessing the BLE mesh via the particle.io (spark.io) cloud

David Edwin

Hello. I was spending the last few days to implement an interface to access the BLE mesh via the Internet. The mesh consists of devices with LEDs, which then could be turned on and off in my browser.…
- 1 Apr 2015
How to use the latest Keil 5 for Keil 4 projects (.uvproj)

Stefan Birnir Sverrisson

As many have noticed, Keil 5 does not have native support for Keil 4 projects (project files ending with uvproj), it only has native support for Keil 5 projects (project files ending with uvprojx). However…
- 26 Mar 2015

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