Hi,
I use the nrf51422 chip.I want to know if the ANT establish link between chips,where can I get the matching configuration (like device type、channel ID).I mean is...
Is there a way to recieve more than one write callback for a given characteristic, per radio session? It seems like I can rx 1 time per attribute per radio session and tx...
If it can work with iOS blue setting will be better
I need some reference to dev hid device in IOS
but I can just find my device ,connect ok but not work.
I need to create timeout below 1ms. I would pretty much like to use timer for that because I do not want to hold the cpu inside cycle. For me it is not important the exactness...
Hi,
While testing the device firmware update through the nRFtoolbox android application, i get "device has no required service" error more frequently.
I use latest version...
I'm having some trouble successfully entering ON,IDLE mode. I have pared-down my application to do the following:
Initializes the app_timer using the scheduler:
...
I want to control GPIO toggle by PPI. Timer1 is in timer mode. CC[0] is 1000, and CC[1] is 8000.
I use compare[0] to toggle gpio18 by PPI. I also want to use compare[1] to...
Scenario is as follows:
NRF52 (SDK12.1, SD3.0) works in central and peripheral mode.
What happens is that on start we create a single shot timer with 4.2second to wait...
I write a function, It can read ok without BLE starting.
When I start the BLE , the function can not run.
So I think that , if I can use some function to stop the stop the...
Hi, all.
I tested ble_app_uart in example directory by PCA10040 board.
It works well.
printf ("UART Start!") in main.c works well. "UART Start" string cames out on putty...
Hello everybody,
I have a problem when I try initialize the ANCS service. The method ble_ancs_c_init(); from ble_ancs_c.h return the error NRF_ERROR_NO_MEM.
My configuration...
I flashed the nRF52 DK with the mbed bootloader developer.mbed.org/.../ but I'm having issues with the board. When I drag and drop the file which is a very basic blink program...
Hi,
I was trying to integrate a more simple version of the buttonless dfu example on my application. My first step was to get rid of the peer_manager and also the flash...
What is the use of of PCA10040 chip in NRF52 Development Kit(NRF52832 chipset). ?
Do I need a programmer to program NRF523832 in the DK, Can I just program it through USB...
Hello,
I asked a question after this old one : old one and I read other posts on the subject.
I wonder whether explained constraints may have changed or not since I am...
Hello,
I'am trying to do directed advertisement with NRF51822 (Smart Beacon Kit pca20006). I don't have any previous connection with peer, its address is hard-coded. The...
Hello:
I am writing a BLE profile involving several characteristics. One of the characteristics is an operation code (read/write) tunnel.
Each time a BLE central device...
This situation occured just in Android phone,iphone have not meet this situation.
A detailed description as follows:
After DFU used Android phone,connect again,notify...
Hi, I want to send data from arduino to nrf51dk which will then use uart service to send the data over bluetooth.
I want to use SPI communication between the two microcontrollers...
I have read these the following posts:
devzone.nordicsemi.com/.../
devzone.nordicsemi.com/.../
But, most of the answers are quite old. I am wondering if the solution...
I've seen several similar questions -- none of which were concerned with the bootloader project.
I believe the linker is looking for sections called .noinit and .bootloaderSettings...
