How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
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...
Hello,
I need to convert a standard 32 bit floating point number to IEEE-11073 16-bit FLOAT with 12-bit mantissa and 4-bit exponent (source: https://infocenter.nordicsemi...
Good morning,
I have been asked to merge the code developed by two independent teams. Of course, each one of them took their decision on the management of time, and of course...
Hi,
Im using NRF52840 with SDK 14.2. Currently trying to use SPI to read a large amount of data. Currently, the SDK is limiting the array buffer size to 255. My understanding...
We're using FDS in our application and have found that often after quick, repeated writes to a given record, the next time that an attempt to open the record is made, the...
I have a central and peripheral both running on nrf52840 Dev Kits. The connection is made by scanning using the 15.3.0 SDK scanning module with a UUID filter and connect_if_match...
Hi
Development software- Nrf sdk 15.2.0
Computer platform, with versions (Windows/Linux/OSX, ...) : Using windows 7 and Segger IDE
hardware revisions - NRF52840 Development...
Hello,
I have battery BLE sensor modules that send sensor data as BLE advertisements (custom advertisement, not beacon format). A BLE observer receives the BLE sensor data...
When I try to use SDK in C++ project with GCC 7 I get:
That's because not all fields are initialized:
The fix is very easy for Nordic to implement. Just add missing...
When I have opened a nrf socket with nrf_socket to extract GPS data, when the GPS acquisition phase is over, I want to close the socket, since I'm turning the GPS off. calling...
I am evaluating the nRF9160 features - and the low average power while in eDRX is attractive if it reduces transaction times when establishing comms on the next eDRX wake...
I am looking to update the NRF52840 firmware from the integrated flash. I am able to get the new firmware file there through other means and I just need to point to that new...
Hi Nordic I just wanted to asked if there is now (2 years later) some documentation or examples of implementing a DFU controller on the NRF52?
I have found some older threads...
Hello all !
So here is my problem, I have a computer as a CoAP client running the Python script from : https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter...
i use a 52832 module scan BLE advertisement signal, and found it can recived lowest DB value is -92db. but i use my Phone to scan same advertisement signal, it can recived...
