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...
I do not have a product (i.e. I didn't by any of the boards from Nordic) but we've built our own board using NRF51822. How do I get access to SDK/API files? The SDK is locked...
Hi,
I have Bluetooth4.0 modul and I want my dongle working just like a bluetooth adapter on my PC. that is to say: my dongle searching BLE device automatically and connecting...
Hello
I need help with 128 bit UUID for BLE.
Could you explain me how to specify my own 128 bit uuid?
Whether it should be unique?
Bluetooth specification refers to...
I am planning to write a simple OS for nRF51822 based on framed loop principle.
Nothing fancy, just bog standard 10mS frame and optional round robin scheduler.
The questions...
Hello,
I am designing a circuit using the nRF81522 chip.
I was wondering what should I do with the unused I/O pins.
Would it be OK to leave them unconnected, or there...
Hi
Could I use 3.3V to the C3 capacity in the application example,datasheet?That is to say,C3 doesn't connect to VDDPA pin and 3.3V connect to the C3.I found that it is...
We have developed our custom nRF8001 board and connected with Arduino UNO bord. we have used nRF HRM demo application from Github . We are using nRF utility application from...
OK, I didn't read enough fine print before I plunged in, but my version of the nrf51822 I have on a bunch of boards isn't supported by the new SDK.
In a premature onset...
I'm trying to use notifications with Android 4.4. When my service issues a call to sd_ble_gatts_hvx, the result is BLE_ERROR_GATTS_SYS_ATTR_MISSING.
From this link , I...
Hi
when i call twi_master_transfer function in for(;;) loop of file ble_app_hrs project.
Kindly tell me what to do for that.
for (;;)
{
for(i=0;i<10;i++)
{
...
When I plug the PCA10000 into my mac I can see it presents 3 USB interfaces. The first is interface class 0x02, Communication Control, the second is 0x0a, which is Communication...
Hello
I have problem to reach 100 feet and a high data rate using BLE.
I am thinking about using gazell. Is possible to communicate with gaxell protocol to IOS and Android...
Hi guys,
I am trying to get the maximum packet size out of my nrf24 radios. If I am implemeting my own radio protocol which doesnt require 3-5 bytes of address is it possible...
