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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） ...

613 views

0 replies

Started over 6 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...

836 views

0 replies

Started over 6 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...

1732 views

0 replies

Started over 6 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...

1704 views

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
985 views

0 replies

Started over 7 years ago
by Mattias

Recent in Nordic blog

On nRF Connect for Mobile 2.5, and performance as the root of all... benefit?

Dinesh Harjani

Tell me if this has happened to you before. You open some file, one you haven't touched in a while. This might be because you need to use an API, a coworker of yours wrote. Maybe it's a library or package…
- 20 Apr 2022
micro:bit v2 Pager

Ali Aljaani

In this blog post, we will show you how to build a pager with a micro:bit v2 and nRF Connect SDK. Writing application in C using nRF Connect SDK gives you the highest level of control over the micro:bit…
- 8 Apr 2022
Comparing range with Bluetooth Low Energy of the nRF21540 DK and the nRF52840 DK

Susheel Nuguru

FYI: The video above shows a similar test as this blog post, just using two nRF52840 DKs and two nRF21540 DKs. The blog post uses one nRF52840 DK and two nRF21540 DKs. One of the reasons we did multiple…
- 7 Apr 2022

Latest guides

Getting Started : Getting started with Bluetooth Electronic Shelf Labels (ESL) and Periodic Advertising with Responses (PAwR)

Lorenzo Amicucci

The new Bluetooth 5.4 features Periodic Advertising with Responses (PAwR) and Encrypted Advertising Data (EAD) can be used for one-to-many applications. One of these is the Electronic Shelf Labels (ESL…
- 7 Aug 2024
nRF5x: General PCB design guidelines for nRF52 series

Kaja

When designing a PCB with a high-frequency radio onboard certain rules should be followed for optimal radio frequency (RF) performance. This guide will provide some general PCB guidelines that can be used…
- 6 Nov 2023
Software: Periodic Advertising with Responses (PAwR): A practical guide

Hung Bui

Periodic Advertising with Responses (PAWR) is a new feature in Bluetooth 5.4. It extends the periodic advertising protocol from Bluetooth 5.0. Periodic advertising, where a device sends broadcast data with…
- 13 Sep 2023
nRF5x: General PCB design guidelines for nRF53 series

Kaja

When designing a PCB with a high-frequency radio onboard certain rules should be followed for optimal radio frequency (RF) performance. This guide will provide some general PCB guidelines that can be used…
- 6 Jul 2023
Software and Protocols: nRF Cloud Access Provisioning

Charlie

nRF Cloud is a major element of Nordic Semiconductor's long-term and committed plans for cellular IoT solutions. It can be accessed by users or devices through different methods for different purposes…
- 1 Dec 2022
Software and Protocols: Field verification of GNSS on the nRF91 Series

JaniM

Introduction The intention of this guide is to clarify and describe the main aspects relevant to the GNSS receiver functionality on the nRF9160 as well as build configurations, tool recommendations and…
- 10 Jun 2022