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 want to integrate nrfjprog.dll (or nrfjprog.exe) into my own windows APP, but I can't find the detailed document for usage of nrfjprog, could someone tell me where I can...
Hi everyone,
I recently was able to do firmware upgrade via Android phone( Link ). So once I programmed the device with a proper bootlader, I was able to always reflash...
I am having problems getting the memory protection to work.
I have not found a clear definition on how to configure the TEX,S,C & B bits for the various memory regions...
Hi,
From the doc : infocenter.nordicsemi.com/index.jsp , I found that the HF CLK is 64MHz. My custom board has 16MHz Xtal Clock. Will the softdevice work accurately, timing...
Hi,
i've a problem with the implementation of nrf_crypto.c, each function has already been defined according to the build output.
..\..\..\..\..\..\components\libraries...
My application uses SDK 11 and s130 on an nRF51822. In certain cases I want to delete all my bonds and go into sys off.
I presume that when I call pm_peers_delete() , that...
I am not clear on what is failing to open here. Anybody have any tips.
(This is on windows)
C:\projects\CB\app>nrfutil dfu ble -f -pkg _build/careband.zip -n test
Please...
Hi Nordic,
I am trying now to create a star network, in which the central node is master of different slave channels. The idea is to configure and open different independent...
Hello,
I'm using the ble_app_uart_c as an example for a Central application. After writing to a characteristic in a peripheral I expect a notification back from that node...
I have a main loop in my application like this:
while (true)
{
// Other calls left out here.
app_sched_execute();
err_code = sd_app_evt_wait();
APP_ERROR_CHECK...
Hello,
I am new to the nordic's controller. We are planning to evaluate the nRF51/52 for our IOT application need.
I am more interested to know the possibility to have...
Hi,
I'm using the button event handler code on the SDK. It fires once when pressed down, and once again when i release the button. How do i make it only fire once per push...
