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 am working on nRF52832 SDK 15.3.0 in segger studio.
In my project I have 2 ADC input pin.
ADC initialization is as shown below,
And every 0.5 second I read...
I have a custom BLE characteristic that I want to use to allow an app to send commands to my device. I use an on-write() function that is called whenever a BLE_GATTS_EVT_WRITE...
The Device's name UUID for Thingy52 in according to this site https://nordicsemiconductor.github.io/Nordic-Thingy52-FW/documentation/firmware_architecture.html is: EF68xxxx...
Hi I am using nrf52840 on a custom board with segger embedded studio as development IDE. I would like to flash the hex file generated without using segger embedded studio...
do you have a user gide for Serial DFU just like buttonless DFU ,like this link https://devzone.nordicsemi.com/nordic/nordic-blog/b/blog/posts/getting-started-with-nordics...
Hi,
I have flashed lte_ble_gateway on nRf9160 DK (PCA10090) and hci_uart on nRF52840 SoC.
After flashing, I am getting some random RSSI values and MAC Address , instead...
Hello,
I have two micro-controllers communicating over SPI.
The STM32F746 is SPI master. The nRF52840 is SPI slave. I use SDK v15.3.
I am sending two bytes over SPI...
Hi.
I had to unpair from the Android Bluetooth list by doing pm_peers_delete () when bonding. It's ok. I know why it should. But sometimes I can't find my paired device...
To the kind attention of Nordic support team,
We are very interested indeed in using your nRF52840 and nRF52810 devices in our projects. We also would like to use your gazell...
Hi,
I have used nRF52832 with my Python code succesfully many days. Suddenly it stopped to working and gives me an error message: NordicSemiException: Failed to ble_gap_scan_start...
Hellou. I'm developing application, which is modifiaction of light switch demo. I need use 128 servers and one client. But when I redefine in SERVER_COUNT to 128 in client...
Hi all, ( nRF52 DK, SDK 15.3, S132 )
Many asking about how to add 2 "service data" in the GAP advertising, but no real answer on the solution !
The first service data...
Hey everybody!
I'm trying to implement the following use case.
Android device connects to nRF52, bonding occurs, android device is put into nRF52 whitelist, after this...
Hello, I am trying to combine light switch client example with fds functionality.
For these I did next steps:
Included all ‘c’ files from the fds example to the light...
I notice that the USB Serial (the lowest numbered COM port of the three, that's connected to the Cortex-M33) isn't opened in a Serial Terminal before the application starts...
