Hi Nordic,
I've built a ble app with a custom protocol, but am struggling with storing bonds, when running under freeRtos.
What I see:
central app crashes (hardfault...
Hello All,
I am new to this forum, I have been using nRF51822 for a while, and its a great little BLE chip. I am usinga BLE keyboard to send a key to iphone and I captured...
I WANT COMMUNICATION BETWEEN A NRF51422 AND NRF528321 BOARDS, IN WHICH IN NRF51422 BOARD I WILL MEASURE PWM COUNT(IT IS PHERIPHERAL) AND SEND IT TO NRF528321 BOARD WHICH IS...
Hi,
I've been working on a way to detect and prevent replay attacks when beacons are used for sensor data. This is mostly used for home automation sensors, where I have BLE...
Hi,
For our current application we have migrated from SDK 13 to SDK 14. We are using RTOS to handle the functionalities of our application. We replaced our own task for handling...
hello,
I use nrf51822 + S130 + SDK12.2 in my product, nrf51822 work at central + peripheral mode，and i use nrf_duf_flash module for my dfu funtion.
The problem is, i...
I want to communicate Central and peripheral devices with KeyPass. Also I want to generate keypass in Peripheral device. But keypass should to include symbols, low/upper case...
Hi,
I am developing an application on an nrf52840 based custom board that includes a dfu bootloader. Currently this bootloader is the example secure one. This will be tweaked...
Hi,
I spent a lot of today trying to get or even to find instructions on how to get log messages (RTT) out of both the app and the bootloader I am working on. This was the...
Hello all!
I tried to develop a small BLE application and got stuck with endless loop in nrfx_uarte_tx() function (nrfx_uarte.c driver) which loops endlessly in these lines...
Hi, I am running Segger Embedded Studio (4.10a) to get used to the Nordic DK for the nRF52840. Now I have found, that the register display seems not to be able to show some...
Hello,
just a quick question for my understanding: If I use differential mode and have the Vp and Vn pins as an input channel to the SAADC, then may I only supply Vp with...
Hi,
I followed the example nRF5_SDK_15.2.0_9412b96\examples\ble_peripheral\ble_app_buttonless_dfu to add DFU service into my 3 programs. One has HTS service, one has HRS...
I have a custom board with nrf52840 with cr2477 battery (1Ah capacity). I was download firmware to board and after a week the battery voltage dropped to critical. In the firmware...
Hello,
I want to access the nrf9160 over UART from other controller My main concern is to program nrf9160 to respond with at commands from external microcontroller. (Just...
Hi everybody!
I hope I am not too late to jump on the nrf51 train, but I had the ability to get a great deal on them so I really want to use them for a project we have....
I am facing a strange issue where I removed all code related to the app_uart from the UART example. Now the logs are being dropped. Anyone know why this happens?
Hi,
For a few days, the nrfcloud device screen is not showing the sim card total data usage.
The console shows this error:
Failed to load resource: the server responded...
hello,
i am developing a health care device and i am using nrf52 dk board for development , i want my device to communicate to the android app, and i have zero experience...
Q: nRF52840 DK does not appear as a removable drive named "JLINK" Steps I followed 1-Connected the NFC antenna to the board. 2-Used a micro USB 2.0 Data cable(Fully functional...
In my code I am fully embracing the async way when using peripherals, but the problem is that my code is becoming more and more complex due to having to break down all operations...
