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'm designing a 2 layer flex PCB with the nRF51822-CFAC WLCSP package and recommended ST BAL-NRF02D3 balun and i have chosen mono-pole antenna is a good choice,because...
I Programmed my beacon devices with this firmware:
ble_app_beacon.zip
the only app that can find my beacon on ios is nrf connect. in this firmware the uuid is this:
...
I am trying to change the app beacon example so that i can adapt the beacons value each time it advertises.
I am a bit confused as there is no callback function called...
Is there window 7 driver or library to support BLE in window 7?
I've found few questions, but could not find correct answer.
Please give me any guidance.
Thank you...
advertise.png hello there
in advertising packet i want something like first name of device and then service data and then manufacture data ??
how can i do that??
...
I made a board without external 32kHz crystal.
So, I changed NRF_CLOCK_LFCLKSRC source to NRF_CLOCK_LF_SRC_RC, which is used in ble_stack_init.
Now, I need to make DTM...
Hi,
I am use Exclusion list for my one application.
Exlusion list work is ok,but i am facing problem for how clear Exclusion list ?
My Controller: nRF514222 Rev 3,...
This is my first time working with a microcontroller and working with C as well, my only previous experience being C++ done in notepad on Linux. Currently I'm trying to just...
To reduce nRF52 design thickness, I'm planning to use a low profile inductor on the DCDC converter.
The low profile inductor has a higher resistance, compared to the recommended...
Hi, All.
Once I wrote data in NV memory, it's OK. I can get the same data I put in.
But, after power off - on reset, data are invalid. It's all 0xff(erased state).
I used...
Hi,
I have been trying to do it and even though I have generated packages using the old nrfutil and the new 1.5, when I use nRF connect to do the upload it aborts without...
