Nordic DevZone

Recent and unreplied - Help your fellow developer and earn points!

Not Answered
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
6 views

0 replies

Started 19 minutes 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...
10 views

0 replies

Started 1 hour 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...
11 views

0 replies

Started 1 hour 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
19 views

0 replies

Started 4 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
12 views

0 replies

Started 4 hours ago
by AndyM

Recent in Nordic blog

Serial Wire Debug Port Interface for nRF52832

gamnes

1.1 Description This documentation describes the use and initialization of the Serial Wire Debug Port (SWDP) interface when writing to or reading from Flash and SRAM of the nRF52832 Rev 1. See http:/…
- 2 Jun 2017
nRF52840 GATT Data Throughput with Zephyr RTOS

vich

Nordic has recently contributed support for the 2Mbit/s PHY, part of the Bluetooth 5.0 specification, to the Zephyr Project RTOS. The video below shows how to configure, build and test GATT data throughput…
- 2 Jun 2017
The complete tutorial for developing and debugging nRF52 applications on a Mac

Mohammad Afaneh

I realize that there are already multiple tutorials on how to configure GCC along with Eclipse or SEGGER Embedded Studio (for use on a Mac), but this tutorial goes over setting up a different IDE. The…
- 11 May 2017
Bluetooth 5 2Mbps Demo with nRF52 Series and Samsung Galaxy S8

John Leonard

Bluetooth 5 - now arriving in smartphones As we know, Bluetooth 5 was launched last December by the Bluetooth SIG. The nRF52 Series from Nordic have always had Bluetooth 5 and its arrival in the mix for…
- 9 May 2017
Setting up Segger on a mac or pc and debug - step by step for humans

Lola

Most guides out there are unclear and made for machines. Here is a full guide how to setup Segger for mac OS X with some example project from the SDK ( or even a PC but not tested), and also how to debug…
- 5 May 2017
FreeRTOS threads preview with J-Link, GDB/Eclipse

Radoslaw Koppel

Short note how to make FreeRTOS program debugging with eclipse little simpler. If you are looking the information how to configure the whole environment see this post: https://devzone.nordicsemi.com/tutorials…
- 11 Apr 2017