I am trying to get a good handle on the difference in average power consumption between BLE point to point and Zigbee on an nRF52840. We have battery powered products and...
Hi, For my project, I need to design a BLE packet sniffer which scanning the 40 channels. Therefore, I need 40 dongles are connected to a computer that can read and transfer...
I am writing code to get a nrf52840 DK to associate with an existing 802.15.4 coordinator using the 802.15.4 API module within SDK 15.2.
I've called "mlme_scan_req" and...
Currently, I am able to use Mqtt Publisher or Subscriber with only one Nrf52 device. I can ping to the device with link-local address.
I am using Nrf52832 with SoftDevice...
Hi everyone,
After days of figuring out how CMake works, I try to write a CMakeList.txt myself, and decide to put my progress on this community. Right now, using CLion with...
i am using nrf 52832, i got SAADC example code from sdk. that code done by using timer. i could not understand timer section. Is available SAADC simple example code without...
Hello everyone,
as indicated by this question https://devzone.nordicsemi.com/f/nordic-q-a/35692/adding-nrf52-dk-to-github-mesh-demo-for-thingys/138327#138327 I am trying...
Hi,
we are currently trying to implement an edge impulse model (keyword spotting, 600 ms window @ 16kHz) on a nRF52832.
The problem is that the SoC's RAM is already very...
Hello All,
I am programming an nrf52480 using zephyr on a windows machine.
I am trying to write a bluetooth peripheral characteristic, ore specifically to the led...
When using two nRF5340 Audio DKs as bis_transmitter and bis_receiver respectively for the iso_time_sync sample, the iso_recv event is triggered.
However, in the respective...
Hi,
I use nRF52805 chip for BLE tag. FACTOR_MODE pin will be used for production stage. At F/W start point, F/W reads FACTORY_MODE pin, if the pin is high, F/W will enter...
I am trying to program nrf5340 using this command: nrfjprog -f NRF53 --program merged_domains.hex --verify --recover -r
It works fine if readback protection is not enabled...
Everytime I make a call to the usb_dc_ep_write function I get error -22 meaning invalid argument. I have tried everything I can think of. I tried sending a blank packet with...
Hi:
My environment is: nRF5_SDK_17.1.0_ddde560, keil, s113_nrf52_7.2.0_softdevice When using the ble_app_uart example, "Failed receiving NUS message. Error 0x04. " appears...
After discovering that MBEDTLS requires at least 48000 bytes of heap to function, I've had to desperately find some spare bytes to conduct a TLS session over WiFi using a...
Hi,
We move from ESP32 to nRF5340. The API is different. I search all samples and I didn't get the correct samples. Anyone can show me which sample is suitable for us? ...
Hi, I want to use nRF52832 for a product. I am a bit confused about the package selection. I need QFN package but there are many different versions available. Can someone...
Hi,
we are working on a device based on a nrf52840 using zephyr 3.2, which uses bluetooth low energy for advertising and for providing some services with some characteristics...
Hello,
we are evaluating the distance measurement module to integrate an indoor location function to our product.
We see the module is still "Experimental".
We need...
Hello,
I have the peripheral BLE device. It is always had different mac addresses on disconnection/on reboot.
I use my mobile phone with Android OS to initiate pairing...
Hi, I need help with a simple example code to read analog pin 5 and either control brightness of the LED or print value on terminal. I found this example but it didn't work...
Hi nRF Team,
I would like to know more detailed operation of LE audio profile on nRF5340.
My requirement is to continuously process PDM mic ( PCM data ) interfaced to...