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 Team,
I am planning to implement a secure boot mechanism on the nRF5340 for one of our products and would like to ensure the design is robust, scalable, and production...
Hi
I am using nRF54L15DK, with SDK v3.2.2.
I want to implement an event log, persistent in Flash.
Initially I thought of using FCB, but I am running in to issues with...
Hi
I have custom nrf5340 based product, with an NFC interface for card emulation. I have managed to get this to work in raw APDU mode in NCS 2.9.0 (with selected cherry...
Symptoms
A GPIOTE event channel is configured to detect a rising edge on a GPIO input. Via PPI, the event drives a GPIO output low within a few hundred nanoseconds. The...
Hello all, I am following up on a related issue regarding mcuboots partitioning and image validation. ( link to previous MCUBoot QA forum ). I have devices out in the field...
NPM1100 outputs VOUTB (2.1V) to power the NRF52832. Programming is performed via J-Link with an external 3.3V power supply. However, this causes a short circuit between VSYS...
Hi,
I’m working with the Raytac BC833M module (nRF52833) and programming it via nrfjprog in a batch script.
I need to:
Program my application firmware
Configure...
I have an interrupt handler that sets a flag some of the time, and then runs other code in main whenever that flag is set. The code looks roughly like this:
I have debugged...
I'm trying to commit a VS Code project to source control and don't want to include the entire build directory (with all of the build-generated files). But it seems that all...
Hello Team,
I have downloaded hello-nrfcloud/firmware source from Releases · hello-nrfcloud/firmware link.
I am not able to build the source provided using VS Code.
...
I've designed a custom PCB for nrf52832.
The chip is getting programmed for GPIO and working fine. But when I'm programming it for I2C it is not working. The chip is getting...
i have a "bare-metal" (register-level access) BLE advertising program which does not consistently consume the same amount of power when transmitting.... here's what the power...
Hi,
I had some issue with my nRF52 DK PCA10040 v3.0.3, The programmer was totally unreachable also with the simplest terminal command so I tried to reprogram it trough hidden...
I am trying to implement GPS code in the nrf9160 but I cant find the function nrf_modem_gnss_init(); to initialize GNSS inside the modem in , is it being initialised within...
