I have a USB host capable Android device running CentOS via Linux Deploy and everything is working perfectly except i'm unable to connect to my USB nRF24LU1+ Crazyradio PA...
Hi,
I am using multiperipheral mode in ble_app_hrs using the ble_app_multiperipheral example taking the functions on_connected and on_disconnected while connect and disconnect...
Hi,
I'm using nRF52810 on SDKv14.2 and I have changed the bootloader from 52832 to work for 52810. I could do OTA now. I found that the bootloader there is no timeout when...
Is there a way around the issue where bluetooth communication acting as a pass-though terminates the packet whenever null character is found in the packet.
SDK: nRF5_SDK_12...
Hi,
When creating and adding an characteristic to service, what the meaning and difference between these two variables:
attr_char_value.init_len
attr_char_value.max_len...
Hi all,
I have compiled the ble_app_hids_keyboard example for a nRF52832 on a Laird DVK-BL652 breakout board.
I have a tablet running android 5.1.1 and the nordic nRFConnect...
Hello All,
We are using nrf52840 board interface with wiznet550i.
We try to implement mqtt tls 1.2.we get following errors..
I get certificate verification error -0x2700...
Hello everyone!
Just have a look at this beautiful drawing. (Red: what has to be done. Black: Can it be done this way?)
I only have some rudimental experiences in...
Hello! I trying to send message from peripheral to central. On peripheral characteristics are changes with delay. To change characteristics I use this function:
void send_char_data...
Im using the PCA10031. Placed it in the my laptop usb and installed the nRF go and keil mdk arm and nrf51 sdk.
Using the pack installer, which example should I use to be...
Hi,
Can anyone tell me, how the handle value is assigned for a profile. In my master control panel i can see the handle values assigned for every services, but it is not...
Use the beacon want to send with the temperature and remaining battery power.
But beacon of UUID, Major, Minor, Type, etc. The only information in the beacon 26Byte.
...
Hello,
We are developing an application which is using the app_scheduler (especially to put events etc.)
It seems that sometimes (very rarely) we detected a Hard Fault...
I have 4 buttons in my circuit with a nRF51822QQAC (a RAYTAC MDBT40 module on a custom PCB), I am using a very simple printf to check which ones are pressed, the internal...
I've followed this for assistance, but I'm stuck:
https://devzone.nordicsemi.com/question/17846/nonvolatile-memory-access/
I can read from flash, but I can't write to...
Hi
I wrote a softdevice, bootloader and application using the nRFgo Studio.
When I turn on the device, bootloader_settings_t is all 0xFF so bootloader_app_is_valid returns...
I went to so many references and definitions of variables and functions but I can't seem to find where is decided to use either spi_master_0 or 1.. where is this magic config...
I am a freshman. And I am doing some research on BTLE by nRF51822-EK. I want to get RSSI. Could you please tell me if there is a reference code or project in SDK? Is there...
Hey,
For my project I wrote and tested (w/ nRF51 DK) all firmware in mbed. I also made a custom PCB w/ the nRF51822 CEAA chip based on the 4 layer reference design provided...
HI,all!
I want to know if BLE can send data to APP in form of String instead of Byte?(the examples all send in form of byte )
If it does can, can you mainly introduce...
Hey everyone,
I'm trying to print floating point numbers to the UART to debug my application. I know the nrf51 is doing the operations correctly because if I convert the...