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Not Answered
I2C functions don’t work, but using the I2C shell does 0

I bought a tiny board on Aliexpress from HolyIOT. It comes with an nRF52832 and an LIS2DH12 accelerometer. The silkscreen on the board says HOLYIOT-21011-v1.0. This schematic...
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0 replies

Started 47 minutes ago
by j_a536
Not Answered
Code hangs on call to bt_enable() 0

I have seen these two posts: and and I think I might have a similar issue, although I haven’t been able to extract as much debug information as the previous posts...
15 views

0 replies

Started 2 hours ago
by garrettb
Not Answered
Adding a custom device definition to the device tree using 2.9.1 sdk 0

I am using SDK 2.9.1. I wanted to follow this tutorial: https://academy.nordicsemi.com/courses/nrf-connect-sdk-intermediate/lessons/lesson-7-device-driver-model/topic/exercise...
19 views

0 replies

Started 3 hours ago
by Tony
Not Answered
NRF91X Verification Failed 0

Hello, I'm getting a verification failed message each time I try to do a quickstart with the NRF91X. I was able to do the default QR code demo earlier, so it seems to...
17 views

0 replies

Started 3 hours ago
by JSCook
Not Answered
GPS pin on nRF9151 connecting to SKY65943-11 RF_OUT pin 0

Hi, I have been developing a PCB with an nRF9151 and a SKY65943-11 LNA among other ICs. I looked up the nRF9151 Development Kit (PCA10171) datasheet for some of the pinouts...
- development
- GPS
- nRF9151
- documentation
28 views

0 replies

Started 5 hours ago
by Andras

Recent in Nordic blog

Upgrade RADVD for IoT on Raspberry Pi 2

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The RADVD deamon in Raspberry pool is version 1.8.5 (up to Raspberry 2015-02-16). root@raspberrypi:~/radvd# apt-cache policy radvd radvd: Installed: 1:1.8.5-1 Candidate: 1:1.8.5-1 Version table…
- 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
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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

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

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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