To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
for those of you who are aiming at a battery-powered NB-IoT device, this book might be worthwhile to look at. I recently discovered it and provided a good starting point how...
Hi
I need to understand what all configurations for ADC peripheral can be managed with dts or overlay files..? Like ADC channel, resolution etc,. Kindly guide me with all...
Longtime mbed user, first time trying zephyr. I'm hoping to find an example application that shows the expected file structure/CMakeLists/KConfig for a project that includes...
I am trying to save the address of program counter when a watchdog reset occurs. In order to do that I use gcc's __builtin_return_address(0) from within the SDK's nrf_drv_wdt...
Hello,
I am a computer science student doing IoT network analysis with an nRF9160 DK and an IoT SIM card connected to the Swisscom network in Switzerland. While performing...
Hi,
I have a device based on the board nrf9160 with an external peripheral which is the flash LE25U40CMDTWG and that communicates with the controller through the next pins...
I am new to Nordic devices. I got a Nordic Thingy91 today.
I want to send the sensor data to my own database using a php api and http request.
The following is the block...
Hello, a newcomer here.
I've just went through your wonderful BLE service and characteristics tutorials and now I'm experimenting with the BLE UART, i.e. proprietary NUS...
I have one nRF5340-DK now and have the basics working. I have even targeted compiles and flashed external nRF52xx devices using the nRF Connect SDK on VisualCode.
Seems...
I am working on UTC time synchronization using SNTP. The timestamp is correctly obtained and set using clock_settime(). I wanted to determine at when to resync with the NTP...
I'm trying to implement the Zigbee coordinator sample on the nRF52840 dongle. Although I've received a little bit of guidance on how to adapt the nRF52840DK implementation...
Hello, I am using the Nordic app as Bluetooth low energy scanning but I cannot correctly display Characteristic Aggregate Format in the case of a charac with multiple Presentation...
Hi,
I'm using nRF52832 to connect to my PC via BLE. I'm using NFC pad to establish connection.
Randomly, After short period of connection (about 100ms), I'm receiving...
