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...
i am very confused about how to count pulse by using nrf51822? I am going to make a heart rate counter, but i don't know how to config registers to achieve this function....
I can't get a simple application, no soft device, to debug on the nRFDK 10028 board using the I-Jet. I am using the debug in and powering the device from an external power...
Hi
I'm starting with NRF51822. I'm going to develop a costum PCB using this chip. I'm a bit confused because searching on the forum I saw that I need a product key to use...
Hi,
I'm running Mac OS X 10.10.2 with the nRF51-DK PCA10028 card that I received today. I started off following the instructions in this article , and was able to get JLinkExe...
Hi all,
I am using the multi role example ( github.com/.../nRF51-multi-role-conn-observer-advertiser) to scan and advertise concurrently.
I was wondering if the scanning...
I have a 16MHz external clock oscillator to drive a micro controller in my system. Can this also be connected to the crystal input on the nRF24L01+ to drive it's clock? Should...
Hi All,
I wanted to write a patient record to glucode measurement charateristics from android Phone which supportes BLE features . How do i write a record to BLE device...
When using the OTA DFU using the button press implementation is it possible for the bootloader to require bonding? I figure I can use the preserve app data functionality built...
Just took the developer.mbed.org/.../ code and run it on the board.
But when I try to connect with my phone I get: "Device doesn't support UART. Disconnecting".
What...
Hello,
I am using the RedBearLab's BLE Shield 2.0 and I'm trying to modify the advertisement data using nRFgo studio to include manufacture data (type: xFF) for one of...
Our IC nRf51822 has an identifier "QF AA CO" (IC rev 1) The document "nRF51 Series Compatibility Matrix", Table 4, shows the maximum version of the SDK 5.2.1 and 4.4.2 SD...
Hi guys,
I install V1.6 nRF ToolBox apk in my Android phone, and want to do the DFU operation.
When the device in DFU status, I select the target HEX file but it shows me...
We are configuring the watchdog like this:
// Watchdog
NRF_WDT->CONFIG = (WDT_CONFIG_HALT_Run << WDT_CONFIG_HALT_Pos) | ( WDT_CONFIG_SLEEP_Run << WDT_CONFIG_SLEEP_Pos...
So I've got this long characteristic which takes several read operations with offsets to read it completely. Idea is to have it refreshed only after the client has read it...
