To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
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...
I'm looking at implementing frequency hopping between multiple agents (fully connected swarm) in reasonably close proximity to each other (max distance about 150m in an open...
I am using ellisys sniffer and during tests found that the advertisements are getting missed on some of the channels(1 in 50 times).
For e.g. we can see advertisement only...
Hello,
I contact to you because a customer us interested on the part number #nRF52811, and they made the following questions, forwarded from our customer service representative;...
I have develop logic for connect particular device from a list of devices. Now I need logic for disconnect for particular device which I have connected.
Hi,
Could I enable SDH/SDH_SOC/SDH_BLE among bootloader (such as open_Bootloader_usb_mbr)?
Here I am customising my own bootloader upon open_Bootloader_usb_mbr in Nodic...
Hello.
In according to screen below, how to generate public key X and Y (with no OBB autentication)?
Should I create a method for generating these values?
I found...
I have the following code which generates a random number from 1 to 255 but I would like to add a range to the formula to be able to generate a number example starting form...
do you have any examples for disconnection based on BLE_HCI_REMOTE_USER_TERMINATED_CONNECTION BLE_HCI_LOCAL_HOST_TERMINATED_CONNECTION user defined disconnection.
Hi all:
So I'm going straight to the point, I have a board with NRF51822 that I dump the flash and programmed with another one, after that I notice that the firmware I...
I recently purchased the nRF5340 PDK. I am working through the getting started guide and can't seem to get the Heart Rate Monitor demo application working.
Firstly, when...
trying to get nrfutil working on ubuntu, following this guide:
https://infocenter.nordicsemi.com/index.jsp?topic=%2Fug_nrfutil%2FUG%2Fnrfutil%2Fnrfutil_intro.html
after...
hi, I have used to segger j link basic with nrf connect programmer to program mass production.
but, It takes 30 seconds. For better efficiency, can It be improved to change...
Hi Everyone,
I need to develop a bootloader and a firmware update procedure.
My development environment is nRF52840, sdk 15.3.
Program download configuration 1) Download...
