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...
If I have multiple peripheral devices, advertising at the same time with NUS service, what factors determine to which peripheral, the BLE central connects?
How can I configure...
Hello everyone.
I'm developing a custom board mounting the nRF5340, and I want to use the micro USB. I was looking at the schematic of the DK for reference, and I found...
Hi,
Not sure if this is the correct place to ask...
My code is crashing after a spi write function.
It is probally obvious to someone here, i think i fell into that...
I'm attempting to merge 3 HEX files into one using the Merghex command. The "BinaryImage access" error appears, see the screenshot below.
I've tried this several times with...
Hi,
I'm porting my SSD1333 (Solomon IC for OLED displays) code driver to Zephyr OS drivers for ease of use along with LVGL (going from `< nrfx_spim.h>` to `<drivers/spi...
I want to transfer a bunch of data over the virtual com port to a PC using the USB port on the nrf5340. I'm using the CDC ACM sample: https://developer.nordicsemi.com/nRF_Connect_SDK...
Hi,
why
AT%XRFTEST=1,1,14,7880,23,1,4,0,0,0,0,0,0 AT%XRFTEST=1,1,14,7930,23,1,4,0,0,0,0,0,0 AT%XRFTEST=1,1,14,7980,23,1,4,0,0,0,0,0,0
returns ERROR but e.g.
AT%XRFTEST...
We are trying to see if it is possible to detect a vibration using the ADXL362 accelerometer on the Thing:91. We have it setup to to trigger on motion, but we need to be able...
Dear all
I following the example here , over the air one, and get it basically working, thanks for the tutorial.
Now I have a few questions:
1. It looks like it always...
Hi
I am studying Matter, my setup is
chip-tool : chip-tool-android_armv7l.apk v2.1.0
OTBR : raspberry pi 3b + RCP( PCA10059 )
board : nRF52840-DK(PCA10056)
sample...
My pairing is working and shown as bonded on Android, but when the DK is reset, the bond is no longer valid.
In studying saving of bond information, I find references to...
Hi,
I am learning Matter. I have some questions:
Where can I get the resources, especially official resources, to study Matter?
What is the use of the Service discovery...
Hi,
We are developing our product using nrf5340. Currently, we are using NCS v1.9.1 for development. We need to give UART to test our Board for Certain conditions by using...
I have been learning to use the nrf52840DK for some time now, though I would consider myself still a beginner. Anyway, something has gone wrong with the kit and I am not sure...
