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 all, I tried the Serial DFU sample with NRF52840-DK board in ubuntu
The project build and run.
When I use mcumgr the command work but was non possible to me upload...
Hi all,
I'am running DFU in zephyr over ble through nrf_Connect_app. but the speed of transmission is low ,
how can i increase the speed.
Regards
Tushar
Hello,
I am trying to create a simple application using C++ 17 on nRF52840.
I use VS Code and CMake-based project settings.
I am able to use latest language features...
Hello yet again Nordic World
And yet more WTHIGO questions:
10040 board as central under SDK 12.3. For each message passed from a connected peripheral, the central board...
Hello,
We are designing a product that is coming in production. We have been told that for production the "radio_test" example project was enough for general RF testing...
Hello,
I have modified the Openthread-CoAP example. I'm am tring to build a device, that will automatically join an exsisting thread network. So there is the joiner-autostart...
Dear Nordic experts, This short code snippet is supposed to reset (unprovision) a Bluetooth Mesh node and reboot it (NCS 1.7.1): The function is wired to an input pin. After...
Hello, I try read and write characteristic in serene bed shaker device using android studio. I bond the serene bed shaker device successfully but after i can't write a characteristic...
Dear Nordic Engineer
We recently encountered a problem about I2C.We have a smart door lock product, it has a fingerprint module that is an I2C interface, so we use the TWI...
Hi,
1. I need to change the total free space of this file system: Current size:24576 bytes
3. I made the following adjustment, but it didn't work.
4. How do I modify...
I've got the zephyr sources for https://github.com/nrfconnect/sdk-zephyr.git and https://github.com/zephyrproject-rtos/zephyr (everything I get is master/main)
$ west init...
I am using the programmer on the development kit to program my nRF9160 device.
I am using a Mac running Mac Big Sur 11.6.1
nRF Connect for Desktop v3.9.1
Programmer...
I have been having nothing but problems since moving to the nRF52840 and using Segger Embedded Studio.
I have built a project that uses the soft device, my application,...
hello nordic
i am working with nrf52840, device with zephyr and i am writing an application that uses the smp service to preform dfu over BLE.
i am struggling with calculating...
