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...
Hello Devzone,
In our product we are working with a nRF52840 microcontroller and periodically transmitting large sums of data to a PC or a phone.
We noticed that over...
Hello,
I am currently working on a project that involves interfacing the TLV493D 3D magnetic sensor with the nRF52832 microcontroller. I would appreciate any guidance or...
Hi
We use the nRF52832 for an NFC device. The device is 99.9 % in the system off state to save power as much as possible. because the device is power by a button cell battery...
Hi
I'am using nRF util version 6.1.7 for a long time to generate a DFU packages. I need to debug my ble data so i thought of using ble sniffer from nrf util. But the ble...
Hello! We have a project under nRF Connect SDK and Zephyr. It uses Bluetooth central and peripheral role (GATT client and server).
The project works good under SDK v2.7...
Hi,
I'm trying to connect to the nRF52840 dongle using nRF Connect for Desktop Programmer v4.5 on MacOS 15.2 so I can update the firmware. The dongle has the red flashing...
I've then tried both the command " nrfutil ble-sniffer sniff --port /dev/ttyACM0 --coded" as well as "nrfutil ble-sniffer sniff --port /dev/ttyACM0 --coded --scan-follow-aux...
Helo,
I lost the PUK to my iBasis SIM, so I can't register it on nrfCloud.com for my 9160. Is there a way to recover it or do I need to buy a new one? (If so, where?)...
I tried to write the following simple '.overlay' file:
However, I am getting the following error:
but if you look inside the .dts files provided by the 'nrf52dk' I...
Hi everyone,
I’m working on a Zigbee application using the nRF52840, and I’ve been experiencing periodic reboots that I cannot figure out how to resolve. I’ve already updated...
Hello. I have a question about the development environment when developing using nrf.
When you build a new board and make firmware without using dk or ek, do you usually...
Hello everybody! There is a problem and help is needed. With the help of hardware timers, I need to generate a signal with a given accuracy. The frequency is 998 Hz. I'm using...
We are working on developing wearable device (like band) with cellular-IoT network connectivity. Considering available features and size, nRF91 series seems to be a good choice...
Hello
I am developing an application in which I am using a timer expiry function to submit an event periodically. My application is using the Application Event Manager...
Hello, when testing the BLE sniffer with an nRF52840 dongle (utilizing the most recent official sniffer firmware), I configured Wireshark to capture the coded PHY. After initiating...
