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...
I integrate dfu into light_switch example. Current consumption before flash bootloader is 200uA, but when i flash bootloader it increase 1.2mA. How do i disable bootloader...
I got some Holyiot "YJ-17017-USB" dongles, which use the nRF52832. From my Windows dev environment, I want to load firmware on them (SoftDevice, etc.), but I'm not sure how...
I have an NRF52 DK, and an IM21 door sensor that advertises events. I am trying to pick up these events with the nRF52DK in the most robust way possible. I have used the scanning...
Hello Experts,
When I use a X-Ray machine to check appearance of NRF52840 . But I found out that there were some abnormal phenomen as same as a photo below:
Any body...
I'm developing a beacon-like product using an nrf52840 with S140 on CR2032 battery. In PS under sleep current draw, it list 0.97uA for system ON, RAM retention OFF. I'm trying...
Hi, I have developed a BLE/ZigBee application starting from nRF5 SDK for Thread and Zigbee v3.2.0. Now I need to add a "timer" for measurement timing most precise as possible...
Hello all. Is there a possibility to implement a "software watchdog" on the nRF51822 SoC. I would like to react with this watchdog not on external events (e.g. hardware-actions...
Program received signal SIGTRAP, Trace/breakpoint trap. HardFault_Handler () at ../../../../HAL/NRF52/HAL.cpp:122 122 __debugbreak(); (gdb) bt #0 HardFault_Handler () at ...
Hi,
I've added usb function to nRF52840 project accroding to usb sample projects.
The function was all right but the device manager showed the the 52840 as "USB serial...
Using windows 10 OS, and SES v5.40.
I am using nRF52833 device in my project along with nRF5_SDK_for_Thread_and Zigbee_v4.1.0_32ce5f8 SDK.
The timer is called for every...
I have a Fanstel BT832X evaluation board (model EV-BT840(832)-V4). Nordic examples without softdevice are working fine. Examples with softdevice are not working. I have checked...
I’m getting some strange behavior after repurposing the WS2812 driver sample with the following code. Note that my code has Bluetooth enabled. It seems like it might be some...
I use ncs1.6.0 to develop on nRF52832DK. The current requirement is to enable PA LNA support on mesh.
I learned how to use FEM driver through this blog . I added the corresponding...
Hello,
Is it okay to supply the nRF21540 with a DC/DC or do I need to use an LDO? Are there any performance differences of the nRF21540 when choosing one over the other...
