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...
I am working with the DWM3001CDK board for Ultrawide band, but would like to use one of the free LEDs on (P0.14, P0.22, P0.05, or P0.04) as a way to show that the 3 AAs powering...
Hi,
We’ve designed a project using the nRF5340 + nRF7002 combination, with Wi-Fi connectivity enabled.
As part of our preparations for FCC certification, we’re currently...
We designed a nRF54L15 custom board and now want to add nRF21540 FEM module to our device tree as follows:
/ {
nrf_radio_fem: name_of_fem_node {
compatible = "nordic...
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...
