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Not Answered
nRF52840 (aQFN73) vias to bottom layer 0

Hi We use the nRF52840 (aQFN73) with a 4-layer 1.6 mm PCB for our current project. The top and bottom layers are for signals, the two internal layers are ground and power...
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0 replies

Started 1 day ago
by Michael-42
Not Answered
Enabling logs in Mbed TLS 0

Hello! I am trying to monitor mbedtls heap usage in the azure_iot_hub sample (v2.8.0), building for nrf7002dk/nrf5340/cpuapp/ns. I can see in modules/crypto/mbedtls/library...
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0 replies

Started 1 day ago
by MarkoSagadin
Not Answered
nRF9160DK fail to communicate with nRF7002 0

Hello I am evaluating Wi-Fi location using the nRF7000 and nRF9160. For the initial test, I used the nRF7002 Expansion Board. I soldered wires to it and connected them...
- development
- software
- nRF9160
- Wi-Fi
- nRF7
- nRF9
- nRF7002
31 views

0 replies

Started 1 day ago
by Roman Veselskyi
Not Answered
nRF5340 Low frequency Clock configuration when external clock is used 0

Hi, I have the following scenario: nrf5340 SDK 2.1.1 HFCLK: 32Mhz crystal LFCLK: square wave of 32768 Hz from an external RTC, range [0 - 1.8] Volts square wave...
36 views

0 replies

Started 1 day ago
by Riccardo Gaiati
Not Answered
With Zephyr, nRF SDK, VSCode and Arduino Nano BLE 33 device configuration files have wrong path 0

I was trying to get a simple Zephyr project to build and run on the Arduino Nano BLE 33 which has a NRF5248. In VSCode with the NRF plugin I select "Add build configuration...
37 views

0 replies

Started 1 day ago
by marchold

Recent in Nordic blog

nRF Connect macros (currently Android only)

Aleksander Nowakowski

Motivation Very often, while working with Bluetooth LE devices, we encountered a problem having to repeat a sequence of operations to test or demonstrate some functionality. Writing a mobile app every…
- 14 Jul 2017
Unique Thread/Bluetooth multiprotocol solution with nRF5 SDK for Thread and nRF52840 SoC by Nordic

Krzysztof Loska

With the nRF52840, we released our first System-on-Chip (SoC) with a radio that is capable of running the IEEE 802.15.4 PHY, additionally to Bluetooth 5 (Bluetooth Low Energy), ANT+, and proprietary 2…
- 14 Jul 2017
Power Optimization — From 3 to 7 Months on a Single Charge

Yaniv Nis

A case study on optimizing battery power consumption for CC2538 but can also apply for nRF52 based device - https://medium.com/jumperiot/power-optimization-from-3-to-7-months-on-a-single-charge-56de0c30f062…
- 10 Jul 2017

Latest guides

nRF5x: nRF52805 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52805. It is intended as a nRF52805 specific addition to the General PCB design guidelines for…
- 18 Jun 2020
Getting Started: Developing for the nRF52805 with nRF5 SDK

bjorn-spockeli

Introduction The nRF52805 SoC is a low-cost member of the nRF52 Series with a subset of the features of the nRF52811 and nRF52810 SoCs. As the nRF52805 has a feature subset of the nRF52810/11 SoCs, which…
- 11 Jun 2020
nRF5x: nRF52832 Specific PCB Guidelines

Andreas

This guide will cover the specific areas that must be paid extra attention to when designing a PCB for nRF52832. It is intended as a nRF52832 specific addition to the General PCB design guidelines for…
- 10 Jun 2020
Hardware design, RF test and coverage: iBasis eSIM International Coverage Update

Brian Kim

Since Nordic Semiconductor announced that it has partnered with one of the world’s largest international cellular carriers, iBASIS, to use nRF9160 System-in-Package (SiP) module and to include an iBasis…
- 4 Jun 2020
Getting started: Getting NB-IoT Demo running on Thingy:91

Christian Kurz

The Nordic Thingy:91 is a cellular IoT prototyping platform. It is based on the nRF9160 System-in-Package (SiP). The nRF9160 has an integrated modem that supports both LTE-M and NB-IoT. The factory programmed…
- 29 May 2020
Bluetooth low energy: Mocking CoreBluetooth

Aleksander Nowakowski

CoreBluetooth is the native iOS framework to communicate with Bluetooth-enabled Low Power (LE) devices, except iBeacons (which require CoreLocation) and HomeKit devices. It is easy to start with, if one…
- 9 Mar 2020