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...
Hi,
My behavior is as follows
Turn on my device(use 51422) and advertising(2 Service and 3 Characteristic)
Turn on my cell phone(Samsung Note3),scan my device...
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...
