Nordic DevZone

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

Not Answered
nRF52832 SPI flash init/boot failure 0

We are doing a DFU over BLE with the second MCUboot partition on an external flash. Some times Zephyr can't access the flash after booting, resulting in a bricked device,...
28 views

0 replies

Started 2 hours ago
by Revilo
Not Answered
ECC key derivation and agreement 0

Hey, I am trying to implement ecdh key agreement and derivation, but I am getting PSA_ERROR_INVALID_ARGUMENT (-135) from psa_key_derivation_key_agreement: Any idea what is...
23 views

0 replies

Started 5 hours ago
by thomasGronroos
Not Answered
SAADC t_PWRUP and Burst Mode Sub-Sample Overhead 0

Hi, I have a question regarding the SAADC timing parameters. I could not find an official specification for the SAADC power-up time (t_PWRUP). While measuring it on my...
- development
- software
- adc
- nRF54L15
25 views

0 replies

Started 6 hours ago
by Adnan Ashraf
Not Answered
nRF54L10 + NCS 3.1: Unable to enter deep sleep (System OFF) after 30-minute BLE sensor measurement 0

I am using nRF54L10 with nRF Connect SDK v3.1. The device connects over BLE, wakes every 30 minutes to read sensor data, and then should enter deep sleep (System OFF). However...
28 views

0 replies

Started 6 hours ago
by Trupti
Not Answered
Sanity-checking interest: nRF5340 board with integrated CMSIS-DAP debug + jumper-based current measurement, under the DK's price 0

Hi all — I'm developing a custom nRF5340 development board (Raytac MDBT53-1M) and would value the community's honest read on whether it's worth producing. The goal is...
231 views

0 replies

Started 10 days ago
by whitehand110

Recent in the DevZone Blog

nRF51 current consumption for common scenarios

Stefan Birnir Sverrisson

The following is the estimated nRF51 current consumption during advertising with the DCDC disabled. Advertising 1: TX power: +4dBm adv interval: 20ms (minimum advertising interval in normal adversising…
- 14 Apr 2015
Building kernel for RPi2 with bluetooth_6lowpan for Raspbian

Håkon Alseth

Building kernel for RPi2 with bluetooth_6lowpan In this guide, you will have two choices: Cross-compilation build Native build Choose the one that fits your needs. Cross-compilation is…
- 9 Apr 2015
Debugging with Real Time Terminal

FormerMember

In SDK 12.0.0 or later, logging/debugging over RTT is built in to the logger module NRF_LOG. To enable logging over RTT, "check" the NRF_LOG_BACKEND_SERIAL_USES_RTT option in sdk_config.h in the configuration…
- 8 Apr 2015
Accessing the BLE mesh via the particle.io (spark.io) cloud

David Edwin

Hello. I was spending the last few days to implement an interface to access the BLE mesh via the Internet. The mesh consists of devices with LEDs, which then could be turned on and off in my browser.…
- 1 Apr 2015
How to use the latest Keil 5 for Keil 4 projects (.uvproj)

Stefan Birnir Sverrisson

As many have noticed, Keil 5 does not have native support for Keil 4 projects (project files ending with uvproj), it only has native support for Keil 5 projects (project files ending with uvprojx). However…
- 26 Mar 2015
The Google UriBeacon Project

Jason

Overview The UriBeacon design allows a Bluetooth Low Energy (BLE) device to periodically transmit an ADV packet that contains a URI. This technology enables any device, place or thing to become a beacon…
- 17 Mar 2015