nRF Cloud — CoAP transport (device shadow) Date of incident: 2026-06-22, ~13:04 UTC — still unresolved at 20:42 UTC (7h38m+) Device: nRF9151, modem firmware mfw_nrf91x1_2...
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,...
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...
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...
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...
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...
Hi,
We recently came across this network stack vulnerability called ripple20 and would like to know if there is any possibility of the same being present in the network...
Hi,
If i use nrf53 to interface with a modem(nrf91 or any other modem), is it possible to run the the TCP + TLS stack on nrf53?
In case nrf91 the the BSD lib runs on the...
Hello,
I am currently developing an Android library to connect a smartphone with a peripheral device that serves several bluetooth services. BAS, DIS and 2 other private...
Hi I have fired up nrf5340 pdk and downloaded the sample HRS hex images and I can connect using my phone app.
Is there a detailed step by step guide similar to the one available...
Hello,
I have a production device (NRF52840) running a version of the Legacy bootloader from SDK 11.0 and I need to update this to the latest secure bootloader.
Old Device...
Hello
I would like to add Power Management to the BSP example and I'm doing as follows (using SES 5.10):
add #include "nrf_pwr_mgmt.h" and nrf_pwr_mgmt_init(); to...
I have ~600 bytes of configuration data total that needs to be saved each after a sensor joins the Zigbee network, details like:
IEEE addr
end point
Join state details...
I plan to use nRF52832 BLE chip of your company. Now I have the following questions: If I use internal 64M RC, can I use Bluetooth function?Is the 2.4g transceiver accurate...
Hi,
I am have programmed my Thingy 91 device with lte_ble_gateway program to collect data from 5 Bluetooth devices and send them to the cloud. This program runs fine, however...
Hi Nordic
We want to study the network id and node id fields in proxy beacon of BLE mesh protocol.
For mesh4.1 sdk light_server example, does it broadcast network id after...
I tried to make CSMA/CA perform on nrf52832 but the SDK example didn't have Energy detection (ED) and CCA sample
How to configuration Energy detection (ED) and CCA ?
If...
Hello,
I am using nRF52840, SDK16 & SoftDevice140.
I am integrating pm_init()(Peer Manager) into my project and I am getting error 0xFFFFB180 from mbedtls_ecp_gen_keypair...
Hello,
We are using the nRF52 DK board and Keil uvision 5.
Using SDK 17.0.0 we can successfully load and build the `examples`. If we choose `examples/peripherals` we can...
Hello, everyone.
I would like to use LSM9DS1, a 9-axis IMU sensor. To test this, an IMU sensor module 'SparkFun 9DoF IMU Breakout - LSM9DS1' was purchased.
This module...
I am working with Zephyr version 2.4 on nRF52840-Dongle for adding ability to scan CODED PHY devices. My host is Raspberry Pi3 with kernel version 5.4.51 v7+, HCI_USB sample...
