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...
Dear Developer Zone,
At this time, it is possible to upgrade the firmware version using Bootloader. But, is there any way or any plan to upgrade also the softdevice version...
Hi,
I'm looking for a wireless solution to handle 500-1000 of Clients per area. Because i',m new to Bluetooth i don't know if this is possible.
Requirements:
Network...
Hi,
I using the application download the update firmware, and using the bootloader erase and write the firmware to flash.
And I changed the bootloader code, remove all...
Dear Nordic Developer,
I am using nRF51822 with softdevice.
What is the best approach to have a nRF51822 always discoverable? Like heart monitor for example : no need...
If I receive data on the UART that comes in via its event handler, how can I then create an event to wake up from sd_app_event_wait and do further processing from the application...
400 control modules
I'm starting a project.
I need to reach a maximum of 200 meters.
I work with PIC. I'll have to control 400 MODULE Transceive.
Which model should...
Hi,
I have modified the ble_app_hrs source code with more no of custom characteristics(approximately 10), When i press Service Discovery in the master control panel, i am...
Hi ,
For our application i created 9 rtc1 timer .
all timers are working fine.
but once i stop battery timer and start it again ,it is giving receiver link loss....
Hi,
Actually In our application we have a battery, by external source we can charge it. Now when we connect battery or external power supply directly no error is coming....
hello!
ANT protocol;
have three nrf51922 , A can find B, B can find C. but A can't find C. A. how to communicate with C by B ? And C how to return a reply?
I want to know...
Hi ,
i am using ppi channel 0 for i2c1 bus (Accelerometer).
and also i am using ppi channel 0 for i2c0 bus (LED controller).
But both are working. but some times...
