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...
Some user datas have been stored in a special page of flash in nRF52832 . However , I need to reprogramme the chip through bootloader , and make sure the user datas not being...
Hi,
I am trying to evaluate the nRF52840 development boards and configure as a simple switch and light node.
The first issue I have had is that on a Huawei phone the nRF...
Hello,
I am trying to find out where to put my persistent storage data in flash.
I have to set start_addr and end_addr, to use fstorage, but I dont know what addresses...
Dear Nordics,
i'm getting started with development on Laird BL651.
Issues as follows:
It appears to be neccessary to switch to internal RC oscillator and adjust the...
Hi,
We are facing an issue related to battery life. We are using sdk 15 and SD S132(7.0.1) and we are able to archived 30uA current consumption, but we want it near to 5uA...
Hello,
I am using SDK v11, SoftDevice v132 and Keil Uvision 5 to program on my nrf52832 SOC on the development kit(PCA10040) for our project. I need to save a few uint32_t...
I am trying to evaluate the nRF52840 and can't find the source code for any of the project - only the hex files to run applications.
Where can I find the source code?
...
Hi,
We have developed a mouse with nRF52832 using the ble_app_hids_mouse example.Now, I would like to add consumer usage into the hid descriptor to control media. So, I...
Hi,
I am currently working on nordic PDK. And I am interested in flashing nRF52840 through FTDI SWD interface. I want to know whether it is possible?
If yes, what will...
Hi,
We are trying to develop custom uart bootloader firmware without using MBR. also we are not using softdevice.
Here are some linker definitions which are implementation...
Hi! I'm working with a custom board, where pin p0.18 is connected to an external button.
I've read several posts, including this one which say that one must remove the ...
Hi, I'm unable to get a working example with the bootloader, softdevice and application. I'm following this: https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts...
Hello There,
i have made an Selfmade PCBA with an nRF52810 and it is my first time that i am working with those Chips.
I have used the reference Design for this board...
Hi
I had a few questions about the nRF52833 SoC.
1. Is there a better way to transfer information through UART rather than using ( printf ) or ( NRF_LOG_INFO ) commands...
I have a similar error as described on https://devzone.nordicsemi.com/f/nordic-q-a/27626/access_model_reliable_publish-returns-nrf_error_invalid_param/109104#109104
I use...
