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...
Can I use an external edge-triggered (negative edge) interrupt (on a GPIO pin) to trigger an I2C write via PPI? If so, do the I2C registers need to be reloaded each time?...
I'm having trouble using an external j-link probe (J-Link plus compact) with the nRF52840-DK with Segger Embedded Studio. I am powering the DK from USB (Sw9 VDD) , using the...
Hi Great QA team:
Our clients are studying for the details of 52833. And they'd like to know the maximum external draw current through VDD at high voltage mode.
It's clearly...
Hi,
I am testing the ble blinky example as it is from SDK v16.0.0. I am seeing a good amount of time(~340ms) from reset(pin reset) to advertise the first packet. I am keen...
So for this what I am trying to do is-
result = ((float_t)0x3F4040A3); NRF_LOG_INFO("My float number" NRF_LOG_FLOAT_MARKER "\r\n", NRF_LOG_FLOAT(result));
But this is...
Hi
I have a strange phenomenon when using ANT proximity function.
Configuration: nRF52840, SDK15.2.0, softdevice S340 v6.1.1
The following initialization function of...
I've been using the USB HID Composite example along with the advice from this thread https://devzone.nordicsemi.com/f/nordic-q-a/38271/writing-words-to-usb-composite-keyboard...
Good day
I'm trying to run the ANT IO demo using two nRF52840 DKs. In order to do that I am trying to migrate the example from softdevice s212 to s340. I am currently using...
hi,
i want to connect 18 peripherals to a central. if iam changing NRF_SDH_BLE_CENTRAL_LINK_COUNT and NRF_SDH_BLE_TOTAL_LINK_COUNT more than 8, all peripherals stop pairing...
Hi,
usbd_cdc_acm project implemented UART over usb, which is great. However it cannot send bytes from PC to DK board, only DK board back to PC.
In order to implement sending...
I use the SPIM to access a nand flash memory device. There are times, when I need to "free" the SPI bus allocated by the nRF52840, so that another CPU can access the memory...
I have been closely following this thread ( https://devzone.nordicsemi.com/f/nordic-q-a/52689/nrf9160-lte-sensor-gateway-on-thingy-91/217018 ) to provide support for the LTE...
Hello all,
I am using the NRF52810 board with SDK 14.2
I wanted to convert pca10040 to pca10040e file of buttonless dfu and secure bootloader .
I have gone through this...
Hi, I can read data with my laptop BLE as below.
Could anyone tell me where can I find the data layout doc? I want to figure out the data layout and dimension.
Thanks...
I've been having several issues with the nRF52840 so far:
Issue 1:
When trying to flash an nRF52840 with NCP firmware using a Segger JLink, I connected the SWDIO and...
