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...
I tried following the " Bluetooth low energy Services, a beginner's tutorial ", I ended up getting stuff to compile and run by making a copy of the ble_app_hrs example, and...
Can I write a J-link flash algorithm by myself? Is there any open source Flash download algorithm for reference? When I call west Flash --recover, I can skip the 4K flash...
Hi,
I am developing a product based on nrf52840 soc as a central bluetooth device. i want to connect nad pair to a bluetooth device (as slave) while it is advertising. ...
Hi,
I am developing using the SoftDevice s140 7.2.0.
I am trying to use the MBR function sd_mbr_command() to upgrade my bootloader with command SD_MBR_COMMAND_COPY_BL...
I followed all the steps from the readme instruction and struggle at:
## Compiling pc-ble-driver from source
Step 1. Install vcpkg dependencies is running succesfull ...
I have an example for board PCA10040 that I want to use on a custom board. It is described on nRF5_SDK_v17.1.0/nrf5/sdk_for_custom_boards.html that I have to (1) create a...
I have two Adafruit feather with nRF52832 on them, using one as central and the other as peripheral.
I have created some codes based on ble_app_uart from Nordic SDK and...
Hello,
I'm trying to program the NRF5340 DK board on linux. However, the board doesn't show up when I run `nrfjprog -i`. It doesn't show up when I run lsusb. `udevadm monitor...
I'm struggling to get a Micron MT25QU128ABA ( https://media-www.micron.com/-/media/client/global/documents/products/data-sheet/nor-flash/serial-nor/mt25q/die-rev-a/mt25q_qlhs_u_128_aba_0...
Dear Community,
We want to use bonding to connect our app to the nRF and create a personal account.
So all your devices will have the same UUID. If the device never connected...
We're working on a board with an nRF52840 running BLE with softdevice S140 and SDK 17. The board has an external SPI flash, and when we realized that SPIM3 can be run at higher...
I want to know if I call the following function, which condition should I meet to determine that the coordinator is not connected to any terminal devices. For example, I now...
Hello, I am looking for some help or example code that describes minimum set of the files and #defines required to enable AES 128bit encryption and decryption using ECB mode...
