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...
If the nRF51 chip is in System Off state, do the GPIO pins retain the pull-ups or pull-downs? If so, what value do they have and how much current can they sink or source?...
Hi all,
when i want to connect different peripheral on central(s120).
it have a error and disconnect.
it seem ok , but that will disconnect later.
ant it get disconnected...
Now I using 51822 to develop a product, I would like to know, can I change the connection interval after connected? or I can only setup the connection interval before connected...
Hi,
is it possible to use the nrf ibeacon which is designed for advertising his data, as i think , to use it also as an observer which can receive data from other beacons...
Hi there,
I am looking for the nRF51 SDK , version 4.3.0
While some previous versions are linked if you click on the version number in the Downloads section (see similar...
Has anyone tried Keil 5.11? I get a parsing error when installing/repairing SDK when it imports the device pack into Keil. 5.10 works great.
The new parser is complaining...
Hi, I cannot install nRFgo Studio 1.17.0.
Installation rollbacks during the installation of libusb 1.0.
My pc has Windows 7 64bit with .Net Framewrok 4.5.
No boards are...
I can't make sniffer working with my HW, everything seems to be working correctly and as described in the help file, but I've never seen any sniffed packet yet. So I've decided...
Hi Guys,
since yesterday i am trying to get the DFU with Softdevice S110 (BLE) v7-alpha3 working but haven't succeeded yet. My process is the following:
s110_nrf51822_7...
Hi All,
i would like to know about
1) what is channel in nrf51288?
2) is there any mathematical relationship between channel no and pin no as in ble_app_hrs
example channel...
Hello,
We're looking for easy way to communicate between nRF51822 configured as central part with C# application.
Ideally we should use standard firmware which forwards...
Hi,
Im trying to monitor the high voltage im generating with PWN using ADC. I also need to run BLE at the same time to provide results.
So far I dont have any luck and...
Hi,
Why you use a Hex format file for the firmware with a Toolbox Android, then the IOS Loader you use a binary format file ?
Because I would like use the same file. ...
