Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered

How to save data to flash before system power-off ? 0

As the tittle,can anyone tell me how to save data to the flash with nRF51822 ? I use SDK9.0.0 and S110. before I turn off my machine, I want to save several parameters to...

903 views

0 replies

Started over 7 years ago
by LIANGTAO
Not Answered

BLE_DB_DISCOVERY_ERROR in SDK13, s132, nRF52, central role 0

I use example from SDK 13 ble_app_uart_c. I changed uuid to my uuid from nrf51 peripherial device. I get event BLE_GAP_EVT_CONNECTED where made err_code = ble_db_discovery_start...

792 views

0 replies

Started over 7 years ago
by Mikhail
Not Answered
How to run OTA on BLE Nano 0

dear all, i need your help. Where we are: We use mbed software developer platform. We have BLE Nano V1.5 + MK20 USB Board V1.0 from RedBear. We are able to generate...
- ble nano ota dfu
915 views

0 replies

Started over 7 years ago
by pargfrieder7
Not Answered
Declaration of en_text_rec in NRF52 NFC Record text Example 0

static void en_record_add(nfc_ndef_msg_desc_t * p_ndef_msg_desc) { /** @snippet [NFC text usage_1] */ uint32_t err_code; static const uint8_t en_payload[] = {'H'...
- 10040 132 nrf52832 s132 nfc
831 views

0 replies

Started over 7 years ago
by Ramkumar
Not Answered
[nRf52832, LWM2M] in no-security mode can not register LWM2M server 0

Hi: environment: target board: DK52 board and run LWM2M example of IOT-SDK v0.9 router: ubuntu 16.04 on VM and runs bsserver and LWM2M server on ubuntu 16.04 ...
- lwm2m
- nrf52832
1112 views

0 replies

Started over 7 years ago
by pasta

Recent in Nordic blog

nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017
One minute to understand BLE MTU data package

viewtool

1.Profile MTU: ATT Maximum Transmission Unit (MTU) is the maximum length of an ATT packet. The ATT MTU is defined by the L2CAP and can be anywhere between 23 and infinity. The implementation of the…
- 15 Dec 2017

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