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,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
Hello:
I used analog IIC write MPU6050. Again after power download programs, mpu6050 can run up there ACK response. But the debug will not run. Simulation IIC because no...
Hello!
How can I communicate with my nRF24L01+ and nRF51822 at the same time. I can set up same channel, CRC-mode and I don't use ESB. But what about address? How do I set...
Hi all,
i want to know answer related to following question
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there will be change...
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...
I am using the nRF51822 Development Kit
I have compiled the blink_example and the s110 ble_app_hrs in the nRF51_SDK_v5.2.0.39364.
I am unable to program the SoftDevice...
Are there any I2C examples for the nRF51822 ( write/ read functions) ?
If not, can anyone suggest a good starting point for I2C?
I am using Eclipse kepler for development...
In the nRF51 SDK examples, some pass the parameter adv_params off the stack as a locally declared vaiable in the context of the function and some pass static global variables...
I successfully made an Arduino code using nordic library that gets notification from iOS ANCS.
But some minor bug exists: sometimes i don't get any notification from the...
Hi all,
I used the ble_app_hids_mouse example in SDK 4.4.1 and found:
1.when the mouse does the first bonding with the master, the report rate could reach 125Hz(I set...
Hi, I am trying to code my nRF51822 on my custom board, however right now I'm having my doubt on using some of the example code provided in the SDK.
Essentially, I want...
Hi,
1/ I download the s110 softdevice and ble_app_hrs to the nRF51822 board, and running normally.
2/ I download the s120 softdevice and ble_app_hrs_c to the nRF51822...
Dir sir. I read the white paper "Tuning the nRF24xx matching network" and I have a question.
I would like to know the setting of the spectrum analyzer when I measure the...
I'm looking at the 5.2 SDK and I have noticed a few minor things that may be bugs or might be my mistake but here goes:
In the GCC linker scripts, I was carefully...
