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 trying to create a star network with 12-16 slaves and one master.
The master would be a nrf51822 and the slaves nRF8001/2.
The slaves would not transmit...
Hi,
I'm using the UART_OVER_BTLE base example and I'm investigating what needs to be done to enable security.
Using the Following security configuration the device stops...
Can you tell me which antennaes i can connect with nRF 8001 to make it discoverable and transfer data. And i think pi network is solved depending on the antennae only. Can...
Hi,
Is it possible to extend the RAM memory by using internal flash memory?
Actually i need to collect 4KB of data from accelerometer and flash it to the EEPROM when there...
I'm working on a device which may spend months, or even years as deep as 1000 ft underwater...a harsh environment. Accordingly, the PCB will be completely encased in plastic...
Is it possible when using the S110 softdevice to limit the maximum number of packets per connection event? I would like to reduce the maximum amount of time the CPU spends...
The 10000 dongle does get detected in nrfgo Studio but the 10001 board does not. There are no USB devices with exclamation marks or otherwise undetected when the 10001 is...
Hey folks,
I am currently trying to expose a local name for my nrf51822 chip but whenever i change it from NO_NAME to any of the other options and run the program it doesn...
I am using nRF51422 Evaluation Kit with the latest silicon revision which comes with programmable softdevice. The kit also contains an ANT USB-m dongle. I have followed the...
Hi,
I need the 16 bit timer1 to have high priority, how do i set this to a high priority? And what priority does it have in my case when i use:
NVIC_EnableIRQ(TIMER1_IRQn...
Hello
I have a nRF51822-EK evaluation kit, I have succesffuly installed the nRFgo studio and Seggger software so that I can detect the dongle and it shows up on device...
I compiled HID_KEYBOARD on two computers.
One doesn't have any problem, but another has...
I tried to connect with I-phone, but i couldn't find I-phone connection. ...
This days I start to learn build my own profile with nrf51822 and I find nrf51-ble-app-lbs example in nordic web site.
But I can not find APP of iOS or Android here: https...
I tried to do send & receive binary data from bluetooth in ios app.
But i only can send & receive string or ASCII code data in my app, do you have any method or idea can...