The custom AT command "AT%XICCID" was added in modem firmware v1.1.3 for the nRF9160 and was available from the first release for the nRF91x1.
This command provides a processed...
Hello,
Is the NRF7002 pre-certified for the RADIO EQUIPMENT DIRECTIVE 2014/53/EU (RED directive) ?
Is there a recommended antenna design that would ease certify a product...
Good day, I was attempting to test the radio performance of the NRF54L15. I ported over the Radio_Test sample project to try and transmit an unmodulated carrier wave at a...
My task is to mount a littleFS system on the external flash memory, so I can save files.
I am using the littlefs filesystem sample from
zephyr/samples/subsys/fs/littlefs...
Hello.
How often are the LQI and RSSI values in the coordinator updated for a child?
Preferably I would have liked to get some kind of notification every time LQI and...
Hi,
I want to configure P1.02 and P2.06 as normal GPIO for my nrf54l15 custom board. For this I have added the following in my .overlay file
From https://devzone.nordicsemi...
Hi Nordic team,
I’ve been working with the nrf_dm sample from NCS 2.9 to perform distance measurements using multiple nRF52840 devices. The sample works well, and I've made...
I had a nRF81522 design that was working at 3.3V and I dropped the voltage to 1.9V. I didn't change anything else, but now I am getting periodic disconnects during interogation...
I have a PCA 10028.
This board uses Two microcomputers.
One is N51422.
Another is microcomputer on which the seal is put(Segger ID:).
What is the role of this microcomputer...
I recently discovered this article ( mbientlab.com/.../) and am trying to understand the data transfer type between the firmware ( ble_app_hrs_s110_pca10028 ) and an iOS device...
Hi,
Currently when I run the HRM demo I end up in the app error handler, unfortunately the error codes don't print to my terminal window. I'm using crossworks, and I was...
Hi,
I am new to using keil uvision. I am creating wearable solution, have enabled battery service indication, RTX support,bsp support, gpio,ble service.
When compiling...
Hello!
I would like to measure RSSI for different channels so as to decide which channel is the least noisy one (and more particularly, which ones are already used). I...
I am trying to choose a BLE device for my upcoming biomedical product design. Any help in comparing these 2 devices will be greatly appreciated.
Things I am concerned about...
Hi,
I am using the nRF51822 with an external chip. The nRF51822 has interrupts which trigger when one of the signals from the external chip goes low. When using BLE and...
My program does a lot of dynamic memory allocation and at some point "malloc" retruns NULL , which is cause the system running out of allocated heap memory (I am assuming...
Hi,
i am newbie to nrf51822 and want to know details of following stuffs:
1)what is use of uicr?
2)if i place some value in uicr and then change the image,then is there...
Hi guys,
i asked a similar question [1] few days ago, but yesterday i stumbled over the "service_data" type when advertising packages.
I've written a custom service...
Is there a specific part code for the latest Rev 3 QFAC silicon for the nRF51822? We were trying to track down a source with stock of the latest chips, but most resellers...
I'm having trouble using the RTC1 COMPARE function to generate an event/interrupt when the processor has been put to sleep using sd_app_evt_wait().
My configuration is...
Is it possible to use the nRF51 dongle as a slave ?
I have a nRF51422 Eval board that I am planning to use as a central device. Can I use the nRF51 as a slave so that I...
Hello we have developed a few products which have required (costly) RF/RFPHY testing.
Is there a reference design that is qualified that can be used to avoid the RF/RFPHY...
