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Power consumptio when a button is constant pushed 0

Dear sir/madam Background: We have developed a remote-control system where we use nRF52840 and SDK 17.1.0 VDD is 3,0 V We also use the library “app_button” where...
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0 replies

Started 18 hours ago
by Svein
Not Answered
Dynamically Allocated GATT Service Not Visible in nRF Connect for mobile 0

When dynamically allocating BLE GATT services and characteristics using custom structures and Zephyr’s dynamic memory functions (e.g., k_malloc, k_calloc), the service registration...
- development
- software
- nRF54L15
- zephyr
47 views

0 replies

Started 19 hours ago
by Mahmoud Fadel
Not Answered
nrf5 sdk download links no longer working 0

Hi, Previously it was possible to download the old nrf5 sdks from for instance this url: developer.nordicsemi.com/.../nRF5_SDK_v15 .x.x/ but it seems to not be available...
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0 replies

Started 2 days ago
by Peter Lerup
Not Answered
Setting bInterval to 1 ms for hid-mouse Zephyr example 0

Hi everyone, I'm trying to set the USB polling rate with the nRF52840 and it seems like I'm stuck at 8 to 9 ms polling (~125 Hz). I'm using the Zephyr hid-mouse example...
- software
- Evaluation
- nrf52840
- usb
39 views

0 replies

Started 2 days ago
by juskim
Not Answered
ESB PTX and PRX with ACK - How long is the ACK from PRX? 0

Hi, we have ESB PTX and PRX couple from nRF54H20 nRF54H20DK (rev. 0.9.1), SDK: v2.9.0-nRF54H20-rc2 and the same Toolchain, IDE: VSCode + nRF Connect plugin build for CPURAD...
- software
- nRF54H20
- Evaluation
- esb
42 views

0 replies

Started 3 days ago
by Peter Langer Keysoft

Recent in Nordic blog

Upgrade RADVD for IoT on Raspberry Pi 2

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- 25 May 2015
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

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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…
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Latest guides

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

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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

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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

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Please note that some information on this page may be outdated due to ongoing improvements in nRF Cloud. For the most current details on provisioning services, refer to the nRF Cloud Security Services…
- 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