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...
Hello friends, I am using nrf52833 MCU for my current project, this project involves a sensor from infineon that operate on SPI and it supports high frequencies up to 50 MHz...
Hi,
I referred to the DevAcademy FOTA over Bluetooth Low Energy, but in the provided code, the BLE mobile app connects to the device and it automatically enters DFU mode...
on cannot connect to the on-board Jink of the NRF52840DK board
I have tried:
Updating to the latest Jink driver
installed nrf connect tools for windows
connecting...
Hello,
I'd like to develop a BLE OTA Bootloader using the NRF Connect SDK, but I need to program my NRF52840 with a Serial Wire debugger. What tools do I need? Is there...
Hey,
Im have a thingy91 and multiple nrf52840 pcbs.
my goal is to make the thing91 a central device that reads data from the nrf52 devices and sends it over to the cloud...
We have a custom board with an nRF7002 controlled by a non-Nordic MCU. The WiFi drivers were ported from SDK 2.7.0, and WiFi in general is working, this question is about...
(I am a beginner) Hello, I recently got the Nordic nRF52840 dongle so I can sniff BLE packets from some devices I have. I set up the dongle following the recommended setup...
Hi,
What is the voltage on nRF52811-CAA chip DCC pin (A5)?
Can the regulated voltage on this pin be used as a voltage source to supply some external circuits?
Please...
Hi,
I am using nRF52811-CAAA bare chip on a standard 2 layer FR4 board and want to design a PCB trace antenna for it to achieve overall x100-200m range.
Is there an example...
Hello everyone,
we are currently designing a PCB based on the nRF52840. The system is dependent on high accurracy of HFXO.
In an old blog post on the TI forum I found...
Hello expert. My computer is windows11 system, using ncs+vscode for development, Jlink software version is V8.10c. My development board is nRF52840(PCA10056). The problem...
I appear to be running into an issue whereby I cannot see my device connected in VS Code using the nRF Connect for VS Code extension.
I have followed all the steps to set...
Hi nordic,
I have successfully completed the Bluetooth over-the-air upgrade using the secure bootloader example. However, we need to add an additional upgrade method. In...
I am trying to add s2opc to my project. But everytime i try to open the complete Workspace in VSCode, the nrf Connect extension, just does nothing. How to reproduce. Take...
I'm thinking of incorporating a TWI slave with nRF52832.
I'm using SDK 17.0.2.
I want to set up a register and read/write multiple bytes with TWI, but I don't know how...
