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...
I am Rattana. I have some project for Bluetooth communicate with mobile phone. Then I will use BC805M(nRF52805).Nomally I connect my MCU with HC06 and I use MCU because I...
Hello I'm now trying to implement the IOS Phones (Central) - Device (Peripheral) liver UART using Multiple Connection - Nordic Uart Service. Devices tried to send a UART signal...
Hi,
We are following the project CHIP and planning on design a matter device with our existing hardware platform. The below are some questions about it:
1. Our platform...
Dear Nordic Bluetooth Experts,
My project is quite simple: A BT Mesh device (generic level server model) powered by a Nordic nRF53832 and an Android app that is used to...
Hi Everyone,
This new way of doing firmware seems to have taken such a turn from what I've been doing for the past 20 years that I don't know where to begin. All I'm trying...
Hello,
I am using android nrf mesh app as a base app and using the latest nrf mesh library version.
I am taking provisioning trails on inline on-off controller.
While...
Hi,
I have used "write_handler(p_ble_evt->evt.gap_evt.conn_handle, p_rtc_service, p_evt_write->data[0]);" to send data to nrf52832 from nrfconnect mobile app but iam able...
Hello,
For our application, we need to form a Zigbee distributed network and not a Zigbee centralized network. That means that routers need to be able to form a new network...
Hi , I have a problem when I wanted to combine the two examples twi scanner and usbd ble uart together although they work correctly individually I have a MAX30105 sensor which...
Hi all
We're developing an application for nrf9160 with zephyr-sdk v2.4.99-ncs2 and nrf-sdk v1.5.1.
In our project we are required to use a Library which forces us to...
Hello
I want to sampling two analog.. with different configuration and handler.
so I set two channels like this.
and then I call only one sample function like...
I'm working on developing a device using the nrf52832. Currently using the nrf52 PCA10040 dev kit. I'm extending the zephyr/samples/basic/peripheral_dis sample in order to...
When compiling the net CPU with debugging configs such as CONFIG_DEBUG or CONFIG_DEBUG_OPTIMIZATIONS enabled and the resulting hex is flashed to the nRF5340; If then an Ozone...
Hi I am wanting to use the ARDUINO 4 RELAYS SHIELD with the nrf52480 or at least see if its possible.
https://store.arduino.cc/arduino-4-relays-shield
relay data sheet...
I wanna use nRF52820 to make some application development.I wanna a sing-board development kit for nRF52820 ,and nRF52833DK supports development on the nRF52820 SoC and nRF52833...
