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...
It seems BLE stops advertising after the first connection. Is this expected behavior? Should I restart advertising in my "connected" connection callback?
prj.conf:
main...
We have firmware that works great on the nRF7002-DK board, but now that we have our own board with a Fanstel Wi-Fi module it appears that the Wi-Fi hardware is not responding...
Does Zephyr support automatic reconnection of the Wi-Fi if a connection is lost? I can't find any documentation on this, or code examples. It seems like every example connects...
In my application we have an nRF514L configured as an SPI target. Page 830 of the nRF54L datasheet (version 0.8, dated December 2024) documents that the SPIS peripheral requires...
Hi!
With SDK15, I figured that is possible to change the advertisement content on the fly by overwriting the content of `adv_data.adv_data.p_data` and updating `adv_data...
I am using nrf5340 in my project. We had to replace flash memory but need a replacement with the same layout. So I am currently looking at w25q01jvzeim or w25q01jvzeiq . The...
I have a characteristic whose value is an array of char, which can from 1 to 20 bytes long. Using SDK17 I can set a vlen attribute and use the function update_characteristic...
Project based on NUS Central example.
Application is to connect to multiple peripherals concurrently running a custom service and subscribe to Notifications on a characteristic...
I'm using Nrf connect for Mobile to test my BLE firmware. I noticed that when trying to write more than 20 bytes to a characteristic, nothing gets logged which means my write...
Good day,
I am trying to program the nRF Sniiffer firmware to my nRF52840 dongle using the "nrfutil device program" command.
According to the User Guide v3.2 for the nRF...
Hello,
We are in the final stages of development with a board that combines the nRF5340 with the nRF7002. This board also requires native USB support and we are routing...
There appears to be a bug with commenting in prj.conf. If I do this:
# This is the appearance of the device from the BLE SIG Assigned Numbers List (384 is general remote...
I have a test application which uses the "Azure IoT Hub" library. I have set up the IoT Hub, Update Account, update instance, etc. The device does successfully connect to...
Hi,
I need support to get my brand new nrf9151 development board LTE connection up and running.
I have bought this kit and it came with 2 SIM cards as per documentation...