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...
Hi,
I hooked up an nRF8001 (Olimex) to my logic analyzer and am observing the behaviour of the RDYn pin.
After resetting the nRF8001 through the RESET pin, the RDYn...
Hi All,
Just got my NRF51822 development board today and cannot get the heart rate demo from SDK to work. Two issues:
1> The PCA1004 board (the one without antenna)...
Dear Sir, We are intending to develop wireless UART- BLE module for our wearable product (Cable replacement profile). Please, help me to get to know about UUID and cable replacement...
Is sd_ble_uuid_vs_add available over the serialzation interface? How can we add a custom vendor ID over the interface if there isn't a serialzation function for it here ?
Hello,
I have made some current and timing measurements on the nRF51822 Development Kit (connected to a nRFgo Starter Kit) running some of the example applications provided...
I would like to drive an LED from the nrf51822 gpio
How much current can the nrf51822.
How much current can the nrf51822 gpio supply?
Is there a recommended LED for...
Hi. I am using a nRF8002 DK, and i am working with nRFgo Studio for 64 bits, in a windows 7 and windows 8 computers (for testing of the error purposes). I am having serious...
How to set READ property to a characteristic pipe through nRFGO studio.Actually i am not able to set READ property to any pipe.How can i do this?
Because i want iPhone...
Hi:
I use TIMER compare function, I open four channels and every channel produce interrupter.Here are some of my code:
NRF_TIMER1->TASKS_CLEAR = 1;
NRF_TIMER1->CC...
Hi. I've never asked a question here, and I'm a complete beginner to embedded programming, so I apologize if I break protocol in anything I do on here.
My setup:
nrfgo...
HI,all!
I have a question about downloading program into nrf51822 MCU.
That is:
As you konw, using the nRFgoStdio to download the code, you have to download the softdevice...
Hi all,
I have a devicewith display and only want a specific smartphone with my APP to connect to it.
I implement the authentication procedure at application level by...
We have some product using nRF51r22 QFAAC0.
E0 version is replacing C0 now. I just want to know when is Nordic going to stop producing the old version?
Thanks
Hi, I'm a ble developer using nrf51822.
It is a wierd question,
Is this any possible to write value to one characteristic's CCCD value from itself(device)?
This is my...
