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...
I have designed my own custom PCB with nrf52832 . The schematics of my PCB is attached with this post.
I am programming the soft device hex file but not initializing it...
Hi,
I want to implement Server/Client model light switch where all nodes should receive the state from all.
How can we read the state of one client on another client...
I have custom hardware that is working fine. No issues. I can program, erase, debug with no issues. I have been working on making some changes in the bootloader, and I've...
notification_problem.rar Hi everyone
I would like to send a large number of bytes from nrf51822 to my central device. To be everything reliable and efficient I decided...
Hi all
I have developed my own hardware very similar to adafruit feather nrf52.
I am using the example ble_app_uart from sdk_14.2.0.
The example is running fine on...
Hi,
I am trying to connect my nRF51-DK board to my Windows 7 PC.
But the board is not being detected.
I checked the Windows device manager too and this device is not...
Hi all,
I'm having a bit of trouble figuring out why my project using the RedBearLab BLE Nano board is not working. I'm using the NRF51822 as the hub in a star network...
Hello,
I would like to implement a Vendor Specified Interface Class for use with libusb on the nRF52840 USB.
There are examples of HID, CDC, Audio, etc. But it is not...
Hello,
I am trying to get a BLE peripheral with a single service containing a single custom read-write characteristic.
Unfortunately, any time I initiate a connection...
When debugging a project from here
devzone.nordicsemi.com/.../ (the ready code from github)
Segger Embedded Studio shows err_code sybol not found message in Watch winow...
Hi all,
Is it possible to hide a Service during advertising?
And show it after the connection?
If yes, how?
My configuration:
nrf52832 microcontroller
Softdevice...
I would like to synchronize my warning lamps with the advertisment of a master device.
The master is the advertiser as peripheral device. once every second.
The slaves...
Hai,
We are trying to implement BLE HID Keyboard application using NRF51822. but we are facing the below issues with a windows 10 system acting as the central:
when...
