Nordic Q&A

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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...
1252 views

0 replies

Started over 4 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...
832 views

0 replies

Started over 4 years ago
by Dan2022
Not Answered
Slides from the Electromaker contest Q&A webinar 0
667 views

0 replies

Started over 4 years ago
by Robin M Saltnes
Not Answered
Antenna 0

Forget it, I have found related document and all is clear.
- development
- antenna
- nRF52820
- hardware
879 views

0 replies

Started over 4 years ago
by bob
Not Answered
CTS (clear to send) event/interrupt for Libuarte driver. 0

Hi, I'm pretty new to microcontroller programming so please correct my wrongs. I'm using the Libuarte driver library to have the pca10040 talk to my server via serial connection...
866 views

0 replies

Started over 4 years ago
by EugeneBrod
Not Answered
When i use DFU update app firmwre,The Serial Port always blocking and DK no repose 0

Hello, Fllow the guide of Configuring and performing DFU over Mesh,I can update firmwre successful use DFU: Source: Example/Dfu Target: Blinky(about 180 segment) But...
- development
- software
- mesh
- nrf52840
- dfu
1038 views

0 replies

Started over 4 years ago
by Kai777
Not Answered
Custom Board Uart Communication 0

Hi, I am working on custom board with nrf9160. I want to use LTE LINK MONITOR but my uart don't work. I create simple helloworld application from samples. I change uart0 rx...
- development
- software
- nRF9160
- configuration
- softdevice
- Other
- product
1084 views

0 replies

Started over 4 years ago
by Mmterkc

Nordic Support - all public tickets

Not Answered
Bootloader and SoftDevice update using Thread Secure DFU 0

nRF5 SDK for Thread and Zigbee v4.1.0 documentation states that only application can be updated over Thread Secure DFU. However, nRF5 SDK for Thread and Zigbee v2.0.0 documentation...
- software
- softdevice
- thread
- nrf52840
- dfu
- production
4006 views

12 replies

Latest over 5 years ago
by Jørgen Holmefjord
Not Answered
BLE connection parameter update from peripheral to nRF connect on iOS 0

Hi, I am running an nRF5 SDK BLE example ( Cycling Speed and Cadence Application ) on nRF52 DK as peripheral and connect to nRF connect mobile app as central, and I would...
2524 views

2 replies

Latest over 5 years ago
by Joakim Jakobsen
Not Answered
Can't find how to scan in SDK 13 0

I use the thingy 52 with the nrf52832 and the SDK13. I want to scan every 30 seconds and receive packets from other thingy's but I can't find how to initialize my scanner...
740 views

2 replies

Latest over 5 years ago
by AD41
Not Answered
I have installed nrfConnectSDK and Segger Embedded Studio.I am able to build the example codes like blinky.But where do i write my custom application code?Is there any main.c file where i can write my custom code? 0

I can only see the conf files and other yaml files when i open nrfconnectsdk sample in Segger embedded studio IDE.Where do we exactly write our application code?Application...
411 views

1 reply

Latest over 5 years ago
by Jørgen Holmefjord
Not Answered
How to change GPIO o/p voltage level to 3.3V,by default i got 1.8V only 0

Hi I made custom board with nrf52820 chip providing 5V as input but I got 1.8v only on my GPIO pin .I want to change it to 3.3.How to change it
2011 views

1 reply

Latest over 5 years ago
by Jørgen Holmefjord
Answered
crypto backend for ble secure dfu bootloader(pca10056/nRF52840 DK) 0

Hi, there~ Currently, I'm working on nRF52840 DK with BLE Secure DFU Bootloader . I have done the dfu with nRF Connect APP successfully. But I have a question about...
2060 views

4 replies

Latest over 5 years ago
by RVM
Answered
nRF52833 Open Drain +1

Hi, I need to configuration output pin as open drain. How can I do this? Best regards, KaEd1705
1514 views

4 replies

Latest over 5 years ago
by KaEd1705
Answered
How to expanding sampling time more in PPK2 0

Hi I got it PPK2 and tested. PPK2 is very useful compare to previous version PPK. I wanted to sampling time expanding to 10min. But i see that 2min time sampling...
1092 views

3 replies

Latest over 5 years ago
by slomusti
Answered
nRF52832 with external Infineon OPTIGA Trust X 0

Hello, I would like to save some keys securely using the Infineon OPTIGA Trust X chip. To do a quick test I bought the Infineon shield2Go with the OPTIGA chip that I connected...
883 views

2 replies

Latest over 5 years ago
by ezamp
Not Answered
What is the delay time from wfe to interrupt? 0

Hi All as title. I am nRF52 DK PCA10040. Chip select is nRF52832. I measure out from wfe to Timer Interrupt time is 1.3us. Is it correct? and How can I reduce the...
1076 views

3 replies

Latest over 5 years ago
by Dmitry
Answered
Maximum number of slaves in nRF52840 with Bluetooth 5 and BLE +1

Hello, I am working on a school project with my team that requires one master device and up to 30 slave devices which will be controlling LEDs. I was thinking the nRF52840...
985 views

1 reply

Latest over 5 years ago
by daviddedwin
Not Answered
sd_flash_write function sometimes writes zeroes instead of expected data 0

When enabling BLE on nrf52840, we are using specific API to access flash erase and write commands. All is working fine 99% of the time in term of read / write / erase into...
1058 views

5 replies

Latest over 5 years ago
by Einar Thorsrud
Answered
Difference in RSSI value while using SCANNER code in NRF DK and BT840 +1

Hi Sir We are scanning nearest BLE using NRF Scanner example using 1- NRF52840-DK and 2. BT840 . We are getting good RSSI value using 1 but very poor RSSI values when we are...
1266 views

4 replies

Latest over 5 years ago
by NIkhilS
Not Answered
Disable bonding and pairing in nrf52832 0

Hi, I am using nrf52832 with s132 softdevice and SDK17. I want to disable bonding and pairing in ble_multirole code. I have tried disabling the SEC_PARAMS_MITM, SEC_PARAMS_IO_CAPABILITIES...
862 views

2 replies

Latest over 5 years ago
by Vimalnath
Not Answered
SPI DMA Changing MAXCNT 0

Dear Sir, I am using SPIM , EasyDMA array list,with following flags NRF_DRV_SPI_FLAG_NO_XFER_EVT_HANDLER , NRF_DRV_SPI_FLAG_RX_POSTINC , NRF_DRV_SPI_FLAG_HOLD_XFER& ...
1330 views

3 replies

Latest over 5 years ago
by squwal