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...
Hi,
I use two evk board to connected and test the uart serialization sample(ble_s110_serialization), one is ble_app_hrs and one is ble_app_connectivity. But I have one...
For improving my data trouchput (both directions, using »Write without response« and »Notification« like e.g. nRF Uart Example do9, I'd performed some tests regarding the...
I've been looking at the app_timer source after an odd lockup I had. I think it has a race condition in it.
The code which adds events to the pending events list is usually...
Dear All,
I am developing a custom service on 51822 and trying to adjust the packet number for each connection interval (I've split our data into 20 bytes chunks and they...
Hi, I got the DFU modify to use Synthesize clock (NRF_CLOCK_LFCLKSRC_SYNTH_250_PPM) working with SD7 and SDK6. Tested on a board with the 32 KHz crystal, everything works...
Dear Sir/Madam,
One of our customer is using nRF51822 in the design and Proto has been completed. Customer is looking for the followings.
What all certifications...
Hello:
When I use Android 4.3 to connect nRf51822 AKII board, HEART RATE always show error on discovering services(129, then I can't connect nRf51822 AKII board.
Does...
Hello,
i want to develop open source software for nRF51 but i think the SDK licensing is to restrictive. I cannot use any of provided example code because its permits redistribution...
This is my code snippet
int main(void)
{
uint32_t err_code;
...
// Scheduler
scheduler_init();
// Initialize the SoftDevice handler module.
SOFTDEVICE_HANDLER_INIT...
Hello,
I was working over nordic dev board and found the uart template. but in that, only "data_receive_handler" is mentioned. i want to send data from my dev board to...
Hi All,
I am working in the sleep mode with system off and wake up with internal RC RTC.
It function well when connected to EV board...
I see the "Emulated System OFF...
Hi all,
I'm using the nRF51822-EK (PCA10001) and I'm going to develop a bluetooth cadence (and speed) sensor for MTBs.
I desire low power consumption and i though to put...
hiii...
I was working on ble_app_hrs example of sdk-6 using sd7.0.0. I tried to add broadcast feature by sending some hex values, dat was working, but now i want to display...
Hi,
I need to use 2 TWI bus (hardware constraint) so I wish to drive one bus with twi_hw_master.c and an other with twi_sw_master.c.
Each bus have their own GPIO.
...
Hello.
I'm reading the nrf51 Reference Manual.
in MPU section, [ (SWD) will no longer have access to code region 0 or code region 1, as well as no longer being able to...
