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nRF52840 Power profiling AES CBC 256 encryption - mbed TLS 0

Hello! I'm taking some performance metrics for encrypting data on my nRF52840 device and I was wondering if you might be able to help me. The goal is to see how long and...
- development
- software
- nrf52840
- s140
16 views

0 replies

Started 5 hours ago
by LLTMBeahan
Not Answered
Antenna connection 0

Hi, why antenna trace is connected to mounting pad instead of feeding pad of antenna in thingy 91x We are designing our device based on this. We wish to be sure about...
17 views

0 replies

Started 6 hours ago
by Vivek
Not Answered
Error -105: Command connect_to_emu_with_snr executed for 89 milliseconds with result -105 ERROR: Unable to connect to a debugger 0

I've been trying to flash an nRF52840-DK with code that successfully builds on Segger. The Segger error is "Failed to connect to target." I updated the devkit firmware with...
18 views

0 replies

Started 7 hours ago
by royp
Not Answered
Configuring external flash and internal flash for MCU Boot, Little FS, and for settings with a custom board 0

I am trying to set up a w25q128 using SPI with a nrf5340 on a custom board and had a few questions. I have used DevAcademy as a reference as I do eventually want to set up...
- development
- software
- zephyr
- nRF5340
25 views

0 replies

Started 9 hours ago
by lcj
Not Answered
Device does not wake up on charge detect interrupt 0

I have a custom board with nRF52840. It draws power over USB and the data lines are connected as well USB is defined as follows in the dts cdc_acm_uart0: cdc_acm_uart0...
- development
- nrf52840
16 views

0 replies

Started 10 hours ago
by AndyM

Recent in Nordic blog

Segger Embedded Debugger version 3 and how I got it to compiling

Morten

Hi I followed this Blog post on how to use Segger embedded studio(SES) to compile nrf5 examples and got into some truble with the newest version of SES v3.10c. And this blog post will tell how I solved…
- 26 Sep 2016
How can you make code run faster? Analysing micro-performance with the nRF52

RK

Working on fast calculation of CRCs I have an algorithm which uses a precalculated fixed lookup table to process data 1 byte at a time generating a 32-bit CRC. The calculation it's actually doing if the…
- 9 Sep 2016
nRF5 SDK v12.0 now available - bringing more secure over the air updates and more.

John Leonard

nRF5 SDK v12.0 is now available for Nordic developers to download and use in their designs. We’ve added quite a few things this time around to help you, the big story however is the production grade…
- 8 Sep 2016
nRF5 Series - a popular platform for open source RTOS

Eirik Midttun

Note: Many things have changed since I wrote this article, in particular for Zephyr and Arm Mbed. The information is outdated and the article is mainly of historical interest. Regarding the choice Nordic…
- 7 Sep 2016
Smart Remote 3 for nRF52

John Leonard

Smart Remote 3 for nRF52 setting a new standard for voice input features and ultra-low power performance in smart remote controls Nordic Semiconductor has recently released the latest member of their…
- 7 Sep 2016
Getting started with nRF5 and CadSoft EAGLE (R)

Øystein Smith

Nordic Semiconductor already provides reference designs for Altium Designer (R), but if you prefer EAGLE here is a quick guide on how to use the EAGLE reference design. This quick guide assumes you are…
- 6 Sep 2016