Hi all,
I've developed a broadband vibration energy harvester that is able to pick up uW of energy from just a couple Hz all the way to 150Hz. I'm currently looking for...
We use SDK12.10 Main.c (d:\nordic\5142xx\software\org-sdk12.1\nrf5_sdk_12.1.0_0d23e2a\examples\ble_central_and_peripheral\experimental\ble_app_hrs_rscs_relay.
My question...
Solved: Well, turns out delay and SCK doesnt work well together haha. I imagined the sck signal to be a background thread of some sort. I was wrong.
Hi guys,
at the...
Hi
Im looking for a developer in Denmark to discuss ble technology with. Im trying to get better to understand the technology, because i have some ideas involving beacons...
This system does not work if I enable the third Pipe (Pipe2) .
The system is working without any problem as one RX and two TX (Pipe0 and Pipe1).
The problem on enabling...
Hello,
i have read if not all posts about writing to FLASH while using BLE. But could not find the desirable method.
What i would like to do is to write to flash from...
Hello,
i have read all posts about writing to FLASH when using BLE. But could not find the desirable method.
What i would like to do is to write to flash from characteristic...
Hi,
We are using Jlink and nrfjprog to program the nRF52832 flash via SWD interface. We have a combined hex file which is about 512k and takes about 12 seconds to flash...
I am debugging my applications transitions to SYSTEM_OFF and back again. I am connected to the debugger so I am presumably testing with "emulated system off" which is just...
Hi all,
I wrote a nice library for using an offboard SPI flash chip and am now trying to port it to our master code which runs on freertos.. I wrote the library starting...
hello ,i am using sdk16 with nrf52852 DK i can be able to get time using that nrf calendar example. Now i want to sync up the mobile time with Dk every time i connect with...
Hello, i'm developing some boards with nRF24L01, everything was going fine, i was able to write and read payloads back and forth using modules mounted on 4 different hardwares...
Hi,
We were trying to bring up NB-IOT with a Jio SIM ( India). Seems it is able to connect to network, but no data connection. The sim vendor said to us we need to use ...
Hi all,
I cannot manage to get a proper System Off consumption with the nRF52840.
I use this setup, with devkits as the DUT (powered through "External Supply") :
...
Hi all,
In my current project I have 7 sensors, each hooked up to an own nrf52. I am polling between 8 and 28 byte(depending on operation mode) of data in 10ms intervals...
I created a copy of bluetooth/peripheral example and copied the nRF5340DK board files to make my custom board definitions. The guideby Øyvind A. Sandberg is really good here...
Hello All,
I'm interfacing a temperature sensor ds18b20 with nFR52840, which uses one wire protocol.
I'm using this repo https://github.com/DSysoletin/nrf52_ds18b20_example...
Hello! I wrote my own version of the bootloader for nFR52832. If I go into the loader, check the application and switch to its execution via nrf_bootloader_app_start (), then...
.\_build\nrf52840_xxaa.axf: Error: L6218E: Undefined symbol nrf_drv_clock_init (referred from main.o). .\_build\nrf52840_xxaa.axf: Error: L6218E: Undefined symbol nrf_drv_clock_lfclk_request...
I need to adjust the Flash and RAM to accommodate bootloader and Softdefice and read the tutorial at the link https://devzone.nordicsemi.com/nordic/short-range-guides/b/getting...
- I reviewed Android-nRF-Mesh-Library code, and i saw this logic: first, it used Provisioing Service, when provisioning is completed, it disconnected with nrf board, and then...
Hi!
I'm developing code for Central device on nRF52840. SDK 16.0.0 SoftDevice S140.
Peripheral is a Bluetooth mini printer. I can connect to it and print. But when I try...
