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...
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 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...
Hello:
When I try to use mesh, I found that the bootloader never work in low power mode. If I only program application into the nrf52832, the power consumption of its low...
Hello.
I m working with mesh demo: https://github.com/NordicPlayground/thingy52-mesh-provisioning-demo
In Android app we can press "identify" and after that Thingy's led...
Hi, On a button press I need to enter to disconnect from the currently connected device and then start advertising in order to allow a new device to connect. I manage to disconnect...
I am trying to read analog value from a GPIO pin. Particularly I want to read battery voltage from a GPIO pin assign to P0.31. Please help me how can I read the analog va...
