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...
Hello!
I need to perform directional connection from the phone to the device on nrf51822.
The device should be hidden to the search, but allow connection if know mac address...
I'm using nRF-Shiffer V 0.97 on a PCA10000 V2.2.0 Usb dongle.
I see lots of helpful details.
But the problem is, that the sniffer often misses parts of the communication...
Hi,
I recently purchased a Blend Micro from Redbear Labs, currently I have created my services.h through compiling the .xml file, and now am trying to use the redbear library...
Hi Guys,
Hopefully this is not a duplicate question.
I always try to search before I post but there are so many ways that people can ask a question, all technically...
Hi,
I asked the same question but it was a long time ago and still I don't know how to solve this issue. I got a reply but It wasn't help so now I'm writing again with...
Hi
I am new to the nRF kit and C, but I have a project where I shall use the nrf51822 as master and MCP3201 ADC as slave. The nRF is only going to read values that i give...
Hey! I've been working on triggering DFU from within my application. It's obvious that the bootloader in the new SDK has been written to support this but I had some problems...
Hi,
I need the softdevice to be able to receive and send data on it's own without necessarily connecting to iPhone or anything. So:
device1 (nrf51822 receive and send...
nrf8002-based loss prevention solutions are being developed.
our often experience intermittent connection to iOS 7.
Disconnection from the moment after a successful...
There seems to be a lot of questions recently that are re-hashes of previous discussions.
Many discussion forums post a sticky etiquette thread. Can we maybe have something...
The nRF51822 only has one UART and my app needed two. One for a GPS receiver and one for a simple terminal command line interface. The UART RX is interrupt driven, but TX...
Hello,
We are developing using the S110 and having major trouble re-establishing Bluetooth connections to our device. The reason we need to reconnect to our device is to...
Hi all,
I found something different between SD6.0 and SD7.0:
1.KB bonds with iPad successfully;
2.Click OFF the bluetooth button in iPad setting, then KB goes into...
I'm trying to get the ble_app_hsr example working with BLE_DFU_APP_SUPPORT enabled. I have included:
ble_dfu.c
dfu_app_handler.c
bootloader_util_arm.c
But when I build...
I'm using a nRF51422 with the s310 stack. I copied code for adding a custom service that was working with a s110 stack, and tried to add a service to the BLE in the s310....
