To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Dear DevZone,
While porting our project from NCS 2.9.1 to NCS 3.0.0, I ran into linker errors when building LVGL. The linker reports that it cannot find functions defined...
How do I map the build codes noted in the Rev Errata to the stamps on our ICs? I have two versions with QFAAAB and QFAABB stamped on them but the documentation says QFAA-B00...
I'm developing my product using NCS. It compiled fine yesterday, but today when I opened VS Code with the nRF Connect extension, it prompted me to install the toolchain. I...
Hi,
We have some GPIO pins where we want to change their configuration during runtime. We want to switch them between input pull down and output. Is this possible?
When...
Hello, I want to disable parts of my RAM to save power. I implemented this in my project based on the System_Off ram retention example. I'm now not sure if RAM retention is...
Dear Nordic Support Team,
I am experiencing difficulties flashing firmware to my nRF52832 development board using VSCode with west flash , followed by J-Link...
Hi, We are using nrf Connect SDK 2.4.0 and have been looking through the NIST vulnerabilities databases. One of the vulnerabilities reported with the nrf5340 is a denial of...
Hello,
I have a firmware that sends every 15 min a packet to nRFCloud using nrf_cloud_coap_json_message_send().
The code is working great most of the time : hundreds of...
Hi.
We have a device connected to Azure IoT Hub with telemetry interval set to 10 min and on interupt. Tried changing interval to every hour, but then it looses connection...
Hello Team, We are currently using the nRF52833-QDAA-R SoC for our R&D activities and have assembled the board based on Configuration 6 . However, we encountered an issue...
I followed the steps here docs.nordicsemi.com/.../building.html: PS C:\ncs\v2.9.1\nrf\applications\nrf5340_audio\tools\buildprog> python buildprog.py -c app -b debug -d gateway...
Hello,
I'm developing for nRF54L15 the application with the NSIB + MCUBoot. I have a problem with fprotect in mcuboot returning EINVAL error. That happens due to limitation...
We aim to use an external Cellular module for MQTT communication.
I found that the nrfxlib/nrf_modem library is only supported for nRF9x series MCUs. Does this support...
Hi,
I am currently trying to enable the GPIO output interrupt functionality on my nPM1300ek with an STM32. However, I am unable to get it work correctly(I was only able...
Hi,
We want to evaluate the Bluetooth: nRF Distance Measurement with Bluetooth LE discovery functionality. But we only have nRF5340 Audio DKs. Not ordinary nRF5340 DKs...
