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...
Neither in BLE core specification nor in your documentation I found a hint, how the size of white list is defined and what the limits are.
At the Link msdn.microsoft.com...
Hi All,
I am a beginner with nordic nrf 51822. I am confused between so many code development tools.I have a usb based nrf 51822 development board. I prefer to use microsoft...
As far as I know there is a restriction in older bluetooth versions for number of slaves in a star network. 6 slaves can access same master, totally 7 units in a star topology...
Hello everyone,
I've been reading about BLE dev kits lately for one of my projects. I purchased the BLE Mini by RedBear Labs and had a good time with it... till I started...
I have an nRFgo motherboard on which I can set the VTG voltage to anywhere from 1.9V to 3.3V using nRFgo Studio. I'm trying to get a UART connection working to a GSM modem...
can ble_flash_page_erase return an error_code if erase uncuccessful? ble_flash.h show that it can ,but the code of ble_flash.c seem that it can not
uint32_t ble_flash_page_erase...
I am working on a project which is currently based on the nRF51922, and I would like to look at the S310 specification document. I found a link on this page: www.nordicsemi...
This is not a real question for support. It's more a success story i'd like to share with you!
Our company develops firmware for various customers on a lot of different...
Hi,
I'm trying to set up an iOS app (which I know is working properly) with a nRF8001 using nRFGo studio. I do not have the nRFGo dev kit (only the 8001 dev kit) so I hooked...
Hi
How to set device address in nRF8001?
I only see get device address command.
Does it mean I just only put my device address in MCU?
Thanks.
BR
Atlas
Hi,
I'm trying to generate some time variant values for testing purposes... rand() always returns 1447534768! This is in the proximity app FWIW.
So, I thought I would...
nrf24le1 memory map shows that there are two sram block size of 512byte ,the first one is data retentive (address 0-0x0200) ,another one is data non retentive (address 0x0200...
My device use the firmware program ble_app_uart to connect the nexus 7 which Installs the nRF UART 2.0 for Android 4.3 。The first connection is ok，and Data sent and received...
