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,...
29 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 6 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
26 views

0 replies

Started 7 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...
29 views

0 replies

Started 7 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

Parse MQTT message in Wireshark for IoT test

Jun Qing ZOU

Wireshark (version 1.12.5 at the time of writting) lists MQTT as supported protocol but could not parse it from the TCP payload by default. We can add some plugins to enable it. Download the Wireshark…
- 26 May 2015
Upgrade RADVD for IoT on Raspberry Pi 2

Jun Qing ZOU

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
Common FAQs on DFU

Hung Bui

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…
- 15 May 2015
Programming the nRF51822 Beacon Kit with the nRF51DK

Stefan Birnir Sverrisson

One way to program the nRF51822 Bluetooth Smart Beacon Kit is to use the nRF51 DK. This gives you a full scale development platform (the nRF51 DK). This blog will go thru the steps needed to program…
- 7 May 2015
Bluz, a cloud connected Bluetooth LE development kit based on the nRF51822, is live on Kickstarter

eric ely

Bluz is a brand new development kit that brings Bluetooth LE to the internet. We have paired up with Spark and ported their FW to the nrf51822, allowing Bluz to be controlled and programmed over the…
- 15 Apr 2015