Connecting nrf21540 to a nrf52840. 840 GPIO default state is input, input buffer connected. One of the 840 GPIO pins is connected to the 540 PDN pin.
1) If the 840 gets...
I am currently developing a firmware application on the nRF5340 where I need the device to function in dual role :
As a Bluetooth Mesh Node , communicating with other...
Hi,
If the following function is used, how to solve this error:
#include <nrfx_reset_reason.h>
void check_and_clear_reset_reason ( void )
{
// 获取复位原因
uint32_t...
2025-06-13T08:43:42.649Z INFO Initialising the bundled nrfutil device 2025-06-13T08:43:42.652Z DEBUG Started watching devices 2025-06-13T08:43:44.400Z INFO Using the bundled...
We are in the process of finalizing the RF transceiver chip for custom protocol development.
Please suggest the suitable chip and any reference implementations available...
Hi I am developing in 54L15. Now use DPPI to link
TIMER10's PUBLISH_COMPARE[3] ---> RADIO SUBSCRIBE_STOP,
it works fine.
Now I want to trigger a GPIO signal through...
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...
Dear Nordic Support Team,
We are in the process of integrating the Nordic nRF Mesh SDK (version 3.3.4) into our custom Java-based application and require your guidance on...
When flashing with SDK v3.0.1 the following error occurs:
-- west flash: using runner nrfutil -- runners.nrfutil: mass erase requested -- runners.nrfutil: reset after flashing...
I'm not sure if this is the right place for this question.
I'm using the Settings subsystem for the BLE name.
When BLE is initialized inside matter, settings_load is only...
Hi,
I'm using an nrfx_timer event with k_poll_signal_raise to trigger a thread to perform an operation.
I've noticed around 900ms delay between when the signal is raised...
I keeping getting errors in Output terminal from nRF Connect.
I work on multiple projects in multiple different workspaces. I keep getting errors about the manifest file...
I am using bumble( github.com/.../bumble) as host and nrf 5340 audio DK as controller. I use python auracast.py scan serial:/dev/ttyACM0,115200, and this error appears: Periodic...
I have followed the instructions in the DevAcademy Cellular IoT Fundamentals Lesson 3 Exercise 1 exactly, (whilist filling in the gaps from the cloned cell-fund repo) and...
Hello,
I am experiencing an issue whereby the nRF52 is not starting up when not started through the debugger. I am using an identical setup as another project with regards...
