Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hello,
I am having some trouble with the UART API (Async and interrupt). I am connecting the development board (nrf9151 DK) to a 3rd party device (keypad / prox reader)...
Hello everyone,
I’m working on a project using two nRF5340-DK boards to measure throughput and RSSI while dynamically changing the PHY and TX power. I started from the official...
Hi! We are having problems pairing a nRF52840 against linux (ubuntu 25.04). Pairing fails instantly, before any passkey is shown on the host, returning with code 9. Short...
I am unable to debug a Fanstel BM840 nRF52840 based simple custom board using a nRF52840 DK. I believe the custom board is basically ok: Before flashing my application onto...
Today I opened VS Code to find all my Zephyr/NRF #includes have the red squiggly lines with an error such as "cannot open source file zephyr/types.h". Right click -> Go to...
Hi,
When i want to connect my Power profiler kit II to my laptop, it first blinks GREEN. After i connect to it using the power profiler app, it goes: RED -> AMP (Ampere...
Hi,
i acheived writting code that reconnects sequentially with multiple reflectors for my 1 initiator. When i am indoor i had good results, but yesterday i tried it with...
Dear All,
I updated Toolchain and SDKs to last version v3.0.2 and I'm going to add build configuration as suggested here How to create and build an application .
My board...
Hello everyone,
I’m currently developing firmware on our custom board based on the nRF52840, using nRF Connect SDK v3.0.0 and Visual Studio Code.
The board is designed...
Hi,
NRF54L15, nordic sdk version 2.9.1
I recently lost ability to build my application. I get this linker error:
/home/adam/ncs/toolchains/b77d8c1312/opt/zephyr-sdk...
I found this in nRF5_SDK_17.0.2_d674dde/components/libraries/memobj/nrf_memobj.h :
/ ** * A memory object can consist of multiple chunks with the same size. Each object...
Hello,
I have a custom nrf5340 board with an attached external RAM on the QSPI (I understand only NOR flash ICs are supported) on the older version of the SDK such as...
Hi everyone,
I'm using the nRF Connect SDK 3.0.2 and the nRF Connect Toolchain 3.0.1 with the matter ‘light_bulb’ example. I just want to do the following: 1) Get exactly...
Hello,
We are developing a system that have the nRF5340 as a part of several MCUs, and we want to be able to upgrade both cores.
According to this: DFU for the nRF5340...
Hi,
I am not able to connect to AWS MQTT (using sample code for AWS ) . I am getting Error code -11 every time . CA cart and keys added in code.
Same keys are working...
