I created xml file for heartrate server using bluetooth developer studio and the plugin nRF8001_Arduino (plugin nordic semiconductor for arduino)
the generated xml file...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
I am having an issue with running the initial blinky example that came with the nRF51 PCA10028 SDK in the Eclipse IDE . I will include screenshots of the issue. I believe...
I use nRF51-DK and nRF51-Dongle for a BLE sniffer.
Always the sniffer fails and marked with an error "Encrypted packet decrypted incorrectly (bad MIC)".
It can not be...
Hi,
I'm using long write in one characteristic but if I try to configure this characteritic with write authorization (attr_md.wr_auth = 1) it doesn't work. I need to send...
Hi, I disassembled an Acer Mouse and saw a chip named "NRF A 3152c 1517UH". Can anyone identify the chip or provide me with the data sheet for it.
Regards,
Steve
After i asked this question , i changed to use SDK 8.0.0 hrs "s110_for_dfu",
As the same step to try,
i downloaded softdevice(s110) & bootloader(for 8.0.0)
then opened...
Hi,
I have the nrf5340 development kit. This is my first time working on Nordic devices. I've followed the Getting Started Guides. I am trying to run the first test. My...
Hi,
I'm trying to m ake sure that the nRF Sniffer files can be run correctly, following the instructions: "On Windows, type nrf_sniffer_ble.bat --extcap-interfaces".
The...
Hi,
Can you please explain what is the usage of unconnectable advertising? And what is the difference between beacons and unconnectable advertising?
Thanks!
What does (15U) mean ? Is that a specific useage declaring a number?
What does " =='\n' " means ?
After a long period of learning , I'm now trying to read and understand...
Hi everyone,
I am making a zigbee mesh with just coordinator and routers only. I intended to have the mesh to cover a very large areas with nodes that can be moved (not...
Hi,
I have got some problem of understanding the IQ sampling data.
As below is the official data format
0: I_Q (default)
Q
31:16
12 bits signed, sign extended...
I have successfully installed the drivers and downloaded the latest firmware version, but the connexion fails and I can not use the AT interfaces command for the modem controller...
Hi
I am using an example project written for pca_10040, I am trying to replace it with pca_10010.
So far, I changed the "Target Device" in the project options and the...
Hi all,
Currently we are trying to measure the power of nRF52832 using (1) nRF52 DK board, (2) power profiler kit 2 (PPK2).
We used PPK2 in source-meter mode and we connected...
Shalom!
I have a custom nRF9160 board with uart0 connected to the outside world by RS232. I set the uart0 as the printk() debug output. I also need to write and read binary...
I get that is has to do with something around the MSB. But I cant seem to find a way to prevent this. No i can not send a byte 0x00 since this will trigger certaint behavior...
Hi,
I am developing an Openthread application using Nordic Connect SDK for the nrf52840dongle. I updated my nrf SDK to bd075cc09. Since then, my application won't boot anymore...
Hi,
I need to switch DK to 3v as my custom board has 3v.
When I switch VDD_IO to 3v board doesn't start at all. LED5 blinks for a moment but nothing happens.
Switching...
Hi,
I am currently working on an internal dfu modeled after the secure_bootloader_uart/ example in SDK 15.3.0. I have gotten the dfu to perform a successful dfu with the...
