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...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi,
I'm trying to get the debugger to work on my target board. I created the attached simple program to eliminate complexity.
The debugger starts, but it starts running...
Hi everybody,
I'm writing because I'd like to check if I understand the functionality of the AT command AT%XBANDLOCK correctly.
The first part of the question should...
I have a project that has been deployed for a few years, which we regularly update via DFU in BLE.
On this project, I had to increase NRF_SDH_BLE_TOTAL_LINK_COUNT.
This...
Hello, I just try to migrate our developing project from old parent-child build to sysbuild,
But when I build the project with non-secure cpu (with TFM), I get the <err...
just passed Cellular IoT Fundamentals while I was waiting for my nrf9151dk to be delivered... Now that I have the DK I can't get the dk to be provisioned...
I couldn't get...
I have two NRF9151-DK boards in my hand. I want to realize DECT NR+ data communication between the two boards and test their communication rate. What should I do?
I am trying to set up a w25q128 using SPI with a nrf5340 on a custom board and had a few questions. I have used DevAcademy as a reference as I do eventually want to set up...
Hello dear fellow developers,
I am solving the problem of how to add another peripheral to the project.
I would like to know a universal procedure for adding any peripheral...
Hi all, hope this is the right place. I'm developing a small breakout board to test/program the NRF52805; this board will eventually be expanded to include a pressure sensor...
We encountered some problems while debugging the nRF54L15. A total of 10 circuit boards were produced, and the chip on the board is nRF54L15CAAA. After programing the code...
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...
Hi,
I'm half way through the Cellular course on the dev academy and although I am able to connect to the Nordic and Hivemq publich brokers, when I attempt to connect to...
nrf5340DK
NCS 3.0.0
if I use sample zephyr/samples/boards/nordic/system_off it works fine and i can wake from sw0 press. but if i move the sys_poweroff() call int a...
