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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...

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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...

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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
995 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
517 views

0 replies

Started over 7 years ago
by Sahil Bharwani

Recent in Nordic blog

Extend your battery life with nRF Cloud's CoAP interface

Tuomas P

Low power is one of the cornerstones of Nordic’s cellular IoT solution. The nRF91 Series is built from the ground up with ultra-low power consumption in mind, and the nRF Connect SDK provides applications…
- 28 Sep 2023
Analyzing power consumption in Thread Sleepy End Devices

MBaczmanski

The Thread protocol is a reliable, secure, and scalable solution for low-power IoT devices. One of the important aspects of its implementation is drawing as little power as possible. This ensures a long…
- 24 Aug 2023
Maximizing battery lifetime in cellular IoT: An analysis of eDRX, PSM, and AS-RAI

OmarKhalil

The introduction of NB-IoT (Narrowband IoT) and LTE-M (LTE for machine-type communication) revolutionized the landscape for IoT, making the 3GPP (3rd Generation Partnership Project) a key player in IoT…
- 9 Aug 2023

Latest guides

Bluetooth low energy: Bluetooth low energy Services, a beginner's tutorial

MartinBL

Before we begin Scope Topics that will be covered include: Before we begin Necessary equipment and software Necessary prior knowledge Some basic theory The Generic Attribute Profile (GATT) Services…
- 26 Aug 2015
Software Development Kit: Setting up the Timeslot API

Hung Bui

Setting up the Timeslot API When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…
- 27 Jul 2015
Software Development Kit: Radio Notification

Øyvind Karlsen

Radio Notification In this tutorial we will set up a beacon example and modify it to use radio notification. Then we will use radio notification to light a LED when the radio is transmitting. While this…
- 17 Jun 2015
Software Development Kit: Board support package (BSP)

Øyvind Karlsen

Board Support Package In this tutorial we will use the Board Support Package to control hardware peripherals on the nRF51 or nRF52 DK. Required tools Keil 5.20 nRF SDK 11 nRFgo Studio 1.21.…
- 8 Jun 2015
nRF5x: nRF51 series current consumption guide

Stefan Birnir Sverrisson

nRF51 Low power modes and power profiles documentation The low power modes for the nRF51 series are System On and System Off. You can read about them in the nRF51 Series Reference Manual v3.0 sections…
- 1 Jun 2015
Software Development Kit: Setting up device firmware update(DFU) on the nRF5 DK

Stian Røed Hafskjold

###Note: This tutorial is for the legacy DFU module included in SDK version 11 and earlier. To get started with the new DFU included in SDK 12 and above, please see the SDK documentation in the Infocenter…
- 1 Jun 2015