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Question about sd_ble_gatts_hvx？ 0

Dear nordic employee my purpose is send a data the length is from 150 to 273 when my server device send data by sd_ble_gatts_hvx（the send length is fixed 10 bytes） ...

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Started over 7 years ago
by victor_CHINA
Not Answered

ASK:why my service always found failed? thks 0

Dear nordic employee： The service I want to find is the sound service of the thing52 thingy sound service I tried to modify the HRT_central_client project to find the...

853 views

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Started over 7 years ago
by victor_CHINA
Not Answered

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...

1765 views

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...

1727 views

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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
1017 views

0 replies

Started over 7 years ago
by Mattias

Recent in Nordic blog

Workaround needed for TWI driver (nrf_drv_twi) in SDK v8.1 (TWI_COUNT missing)

Hung Bui

In SDK v8.1 we added the TWI driver (nrf_drv_twi.c). Unfortunately the nrf_drv_config.h file wasn't updated correctly with the new driver. The symptom is the error with "TWI_COUNT is missing". Here…
- 20 May 2015
Common FAQs on DFU

Hung Bui

If you are looking for a place to get started with DFU, please have a look at this presentation here and the tutorial here. In this post, we cover some in depth Q&A topics regarding Device Firmware…
- 15 May 2015
Programming the nRF51822 Beacon Kit with the nRF51DK

Stefan Birnir Sverrisson

One way to program the nRF51822 Bluetooth Smart Beacon Kit is to use the nRF51 DK. This gives you a full scale development platform (the nRF51 DK). This blog will go thru the steps needed to program…
- 7 May 2015

Latest guides

Peripherals And RF Test: Adding a Peripheral(SPI) to an NCS (version 1.x) Zephyr project

Jeff4BLE

Objectives Provide a brief primer to NCS and Zephyr Provide a quick-start guide to adding peripherals to an existing sample project Demonstrate running both foreground and background tasks within Zephyr…
- 21 Feb 2021
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