Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hi, i am electronics engineering student and i have a project with nRF52832.
I want to design NFC antenna on PCB but i have not a experience and information about this topic...
I use custom board nrf5283 ..
Getting the following error while trying to flash
ERROR: JLinkARM DLL reported an error. Try again. If error condition ERROR: persists, run...
SDK: 4.1.0
CHIP: 52840
old question
my sleepy zed lost connection to the coordinator after refreshing key of the coordinator.
1) how can I manipulate refresh...
Hi All,
Is there any proper method for updating the firmware via serial port of nRF52840. The same process as arduino or esp32. Can we invoke the updation process with a...
Hi Nordic Team,
Summary: Please guide to open and build simple example nRF5340 project using Segger IDE on Windows 10
Details:
We tried to have Segger IDE setup for...
I am trying to compile a sample application for the Board nRF5240 . While i install the nRF Connect SDK for ncs v1.5.0 through Toolchain Manager 0.9.1 , I get the error as...
HI,
Is it in anyway possible to change the maximum gazelle payload size to 64byte instead of 32byte, I need more data when I send data return to the device.
Hi.
I am working on the MSC, and starting with the usbd_msc demo. The windows explorer will show a disk named "USB Drive" if connect to the PC.
I would like to change...
Hi,
I am using SPIM in nrf5340 to read datas from 2 sensors. The sample rate is 400Hz, and I have to send and receive 8 bytes to each sensor every 2.5ms.
So I set up one...
Hello,
I want to judge the end of a file. In the past, I can directly call the feof() function when writing in C. Now I call the api in "fs.c & fs.h" in the example of zephyr...
Hi,
On a nRF52840 based coordinator, I want to support Zigbee 3.0 install codes and legacy devices with HA predefined link key at the same time.
1. Is that possible by...
I am working on a device driver for the W25Q128JV flash device. This is the first SPI device I've used with the nRF52840. I had some observations and questions about SPI programming...
Hi - I've bought two nRF5340 DK kits for some development work - and after about a week's effort and searching Nordic Semi documentation, Youtube and the internet in general...
I develop my own device on nRF52840 which will be HID device. And I have made my own HID descriptor of device:
And if I send data with function from example:
...
Hi,
As an alternative to writing a configration software for my device (a native app for windows or maybe android) I,m considering putting physical controls on the device...
