Nordic Q&A

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Not Answered
Zephyr is not able to advertise and keep central connections after "bt_conn: Unable to allocate TX context" 0

Hi everyone. I catch a terrible issue When I use nrf52840 and NUS Android app and had for a short time a bad rssi (because of long distance between Android and SoC) and...
796 views

0 replies

Started over 2 years ago
by qwertynoon
Not Answered
Using irk to get private mac-address 0

Hello We need to scan for more than 8 devices, so we can't use witelist directly. We have an idea to use presaved IRK and mac-addresses and use scanning without witelist...
646 views

0 replies

Started over 2 years ago
by Vitaliy
Not Answered
Issues with getting custom board to enter DFU mode for flashing with mcumgr 0

Problem solved :)
605 views

0 replies

Started over 2 years ago
by nRF60D
Not Answered
Zephyr keyboard driver 0

Dear Nordic, Do we have ready-to-use keyboard driver with scanning/debouncing? I've not found an example or docs about using KSCAN with gpio-connected keyboard...
- development
- software
- nrf5 sdk
- zephyr
- nrf52840
545 views

0 replies

Started over 2 years ago
by Dmitry Kr
Not Answered
Ztest of bluetooth 0

Hi, i need to run this ztest for bluetooth , kindly guide me . link - Nordic\v1.9.1\zephyr\tests\bluetooth\bluetooth Regards, Shikamaru
446 views

0 replies

Started over 2 years ago
by Shikamaru
Not Answered
What can cause RTC1_IRQHandler() to throw Mesh error 8 at 0x00000000? 0

Dear Nordic Experts, This one's a tough nut to crack: The firmware is based on nRF5 SDK for Mesh 5.0.0 with nRF5 SDK 17.0.2 and Softdevice s132 7.3.0. It runs on a nRF52832...
767 views

0 replies

Started over 3 years ago
by BlueMike
Not Answered
CMAC calculation failed with SDK 1.9.1 0

SoC: nRF5340 SDK: nRF Connect SDK 1.9.1 CMAC calculation works fine with SDK 1.7 and SDK 1.8. But it failed with SDK 1.9.1. psa_mac_sign_setup returns error = PSA_ERROR_NOT_PERMITTED...
523 views

0 replies

Started over 3 years ago
by Dan2022

Nordic Support - all public tickets

Not Answered
Bypass device reset after BLE timeout when in debug mode 0

Is there a way to bypass the device reset happening when BLE times out if the device is in debug mode (or RTT terminal)? I'm referring to the reset talked about in this thread...
514 views

3 replies

Latest over 5 years ago
by Øyvind
Not Answered
How to get accelerometer value of Thingy:91? +1

I want to tranceive data to ADXL362 through SPI and refer to this program. https://github.com/Rallare/fw-nrfconnect-nrf/tree/nrf9160_samples/samples/nrf9160/spi However...
9112 views

23 replies

Latest over 5 years ago
by Dheeraj
Answered
GPIO Interrupts +1

Hi Is there a limitation regarding which GPIO's can be used as interrupt source ? ( P0 \ P1 \ specific pins ) Thanks, Ran
- development
- software
- nrf52
- nrf52840
908 views

1 reply

Latest over 5 years ago
by Simonr
Not Answered
nRFconnect windows application 0

nRFconnect application logs for error Application data folder: C:\Users\m8080930\AppData\Roaming\nrfconnect\pc-nrfconnect-ble 18:45:55.673 Validating connectivity...
1483 views

8 replies

Latest over 5 years ago
by Joakim Jakobsen
Answered
Can nRF52840 USBD read and wrire data usb2.0 fullspeed from SD Card 0

Dear team: Can nRF52840 USBD read and wrire data usb2.0 fullspeed from SD Card ,If so ,pls release the source code
1769 views

6 replies

Latest over 5 years ago
by Wwing
Answered
How can I turn on time-optimisation of one small section of code in a "debug" build. +1

I have a time-critical code section in a call-back routine which is too slow to work when run as a "debug" build, but works fine when run as a "release" build. This is a...
1534 views

2 replies

Latest over 5 years ago
by Nicholas Lee
Answered
Max packet size declaration is 20 bytes but why the real max size is 244 bytes for nrf52840 using ble_uart ? 0

I dont get it. Please someone tell me.
980 views

1 reply

Latest over 5 years ago
by Vidar Berg
Answered
Central client device name 0

I'm writting firmware for a Peripheral Server and wish to display the smart device friendly name that will connect to my nRF52832. Is it possible without addind service/characteristic...
- development
- software
- s132
- nrf52832
659 views

2 replies

Latest over 5 years ago
by Frederic
Not Answered
NRF52832 Comparator Module with NFC Front End Chip 0

I am Planning to Implement Card sniffing with NFC Front Chip ! Can I Utilize Comparator for card presence detection system senses the card by measuring the decay time of...
1157 views

5 replies

Latest over 5 years ago
by ketiljo
Answered
Slave select pin always low 0

Hi The slave select (ss) pin during the spi communication is always low even when i make it high to release the spi bus. It looks to me that I'm not actually controlling...
3065 views

7 replies

Latest over 5 years ago
by Jared
Not Answered
9 axis motion sensor thingy52 0

i want to work with 9 axis motion sensor thingy52 which is inbuilt in thingy52 ... for this where can i get the example code ?
1043 views

5 replies

Latest over 5 years ago
by Joakim Jakobsen
Not Answered
nRF9160 DK reduction in power consumption 0

Hi All, I got 66uA current consumption in sleep mode and trying to reduce it further to few uA. I have disabled the serial interface and still wondering if there is anyother...
716 views

3 replies

Latest over 5 years ago
by Hakon
Not Answered
loss of characters in advertising name in sdk 15.3 0

Hello All, I am working on the nrf52810 module. I am using sdk 15.3 with softdevice 6.1.1. (IDE segger) Issue- 1. I am giving the Advertising name as " TEST_01 ...
484 views

3 replies

Latest over 5 years ago
by Joakim Jakobsen
Not Answered
pc-ble-driver-py : how to enable notifications on characteristics without cccd 0

Hi everyone, this is my first question in this blog. I am trying to use the library pc-ble-driver-py in order to interact with a DevKit (in which an example code is implemented...
1391 views

3 replies

Latest over 5 years ago
by Simonr
Not Answered
nrf52811 long range +1

Hello! I want to use a long range and buttonless bootloader in nrf52811. S140 cannot be used for this task, because S140 use more then 150KB of flash. Is it planned to...
2064 views

3 replies

Latest over 5 years ago
by Joakim Jakobsen