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...
Hi,
I need information about adding an additional flash IC to my project. However, I am wondering if there are any limitations regarding the maximum storage capacity that...
Hello, I am working on a project using a custom board with the nRF5340 chip and SDK 2.8.0.
In my setup, the application core reads sensor values, packages them into packets...
Working on a wearable health sensor using NRF5340. Hard to be certain of correlation, but glitches of varying magnitudes appear on my sensitive analog signals (as captured...
Hello Nordic friends,
I am currently testing the device, but I absolutely don't want to use Zephyr or any advertised MCUs. I wrote a simple code for scanning and testing...
I have a custom nRF52833 wired to an Adafruit USB Micro-B Breakout Board, and when I plug it into a Windows computer, it gives a device not recognized message and no COM port...
Hi,
Our custom hardware makes use of an external flash device, IS25LP032D-JTLE-TR, for storing files (littlefs) and OTA updates. We've noticed, seemingly only after a power...
I have an nrf52840dk and tried it with a ble central example and it worked fine. Then now I want to deploy him to the nrf52840 dongle and he appears to not work and I also...
I was trying to build the ble_app_scan functionality in a well served project in my custom nRF52810 board. During project build I am facing these build errors in SDK v17.1...
Not sure where to report this bug but I noticed that when typing sample names in "Create New Application From Sample", some Nordic samples do not show up...
For example...
Hello Sir,
I am working on direction finding. I use the nRF52840 DK to flash the code onto an nRF52811 (custom board) that supports direction finding. In the build configuration...
I was trying to receive some data using "i2c_transfer" then continue the receiving without starting a new transaction.
Stop bit was sent if I configured to use it or not...
My project has a nrf5340+external flash, and an external USB-C connector. The device exposes a USB file system (FAT) which is hosted on the external flash partition, and appears...
Hi Nordic
Q1.
HW: nrf9160 customer board. One USB-to-RS232 cable is used for PC sending AT commands (UART2).
Another USB-to-RS232 cable is used for PC collecting modem...
I am currently evaluating the Nrf54l15 viability for a migration from the Nrf52 for our products. I've been able to advertise, scan and connect with success but I can't find...
