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 I'm trying to get more insight about nRF7002 power supply requirements. My last question didn't get a follow up so I guess a block diagram of the internal power arch was...
What would happen if a battery were connected in reverse to the nPM1100? Would it cause damage to the IC, trigger any protection mechanisms, or result in abnormal behavior...
When Developing with nRF5 SDK, follow the Developing for the nRF52805 with nRF5 SDK - Getting Started - nRF5 SDK guides - Nordic DevZone 。
The Peripheral UART Example runs...
Hi Nordic,
I have a general question about kernel threads in the mesh stack. From memory, Bluetooth has its own thread in the stack I think. At some point in the stack the...
Hi,
As title, please help to share the required information for nRF52085 pre-design evaluation, thank you.
1. Reference schematic & layout file & guidance.
2. Design...
I've installed Visual Studio Code and nrfutil and nRF Connect and J-Link and managed to compile Blinky and flash the Thingy:91 X using the terminal:
./nrfutil device program...
Dear all,
I’m working on a project using the nRF9151-DK and need to implement frequent data transmission via LTE. My setup includes multiple I2C sensors, and I want to send...
Hi everyone,
I am getting this build error while I am trying to call a function from gpio.h in my custom code
Looking at my includes I see this
This is a really...
Hello,
I'm just starting with the Power Profile Kit 2. I've read all available documentation but I didn't find any information about the switch SW1 called 'POWER'. There...
Hi,
I'm using an nRF52810 on a custom board and I'm using softdevice s112_nrf52_7.2.0_softdevice.hex.
I want to write some information (just 4 bytes) to flash memory,...
Hi!
I'm trying to decipher the MPSL FEM API documentation and I'm adding code to a bare metal project to initialize the simple gpio interface FEM config.
I'm running ...
Hello,
I'm using nRF5 SDK v17.1.0.
I couldn't find anything about it. Could I ran in some problems if i choose to handle the nrf_libuarte_async_evt_t in thread mode and...
