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 Nordic Team,
I am currently developing applications for a custom board based on the nRF52840 microcontroller using the nRF Connect SDK (NCS) v2.5.0 and Zephyr RTOS...
Using VS Code and the nRF Connect extension, with a nRF5340 DK, I can build and flash the blinky example. However, if I click on "Debug" in the "Actions" section of the nRF...
I would like to maintain an isolated sdk and toolchain for a specific project. I used toolchain manager to install the sdk and toolchain into a new installation directory...
Hello, We have a custom board with nRF52832 in production, nRF5 SDK, s132, using BLE. We recently have faced some issues regarding connection from some of our clients.
The...
Hello, the nRF5340's SAADC has a temperature dependent offset according to the product specification. The offset can be measured (I suppose it is automatically applied within...
Hi,
I'm working on a custom board with nrf52832 and I'm running into an issue where the firmware will only run on the custom board in debug. But it works fine in nrf52DK...
I am trying to communicate with an I2C device using an nRF52840. I want to remove the external I2C pullup, so I want to reduce the communication speed to 10kHz. However, the...
This is the normal kconfig menu.
But it often happens that the following picture does not recognize anything in kconfig
and there is no devicetree option in the action...
Hello Nordic,
We developed our product using MCU NRF52840-QFAA-F-R. Our client is based in the EU. We plan to launch our product in 1-2 months.
I have a few questions...
Hello,
I am working on a prototype Bluetooth Low Energy module using the MDBT50Q-512K (by Raytac).
To measure the frequency of this prototype with test equipment, I am...
has been helping me connect to a device and I am finally able to do that, but as soon as I do, Zephyr crashes.
This is with a lightly modified central_uart project [00:00...
While creating a new board in step 2 of the exercise, there are a couple of problems with the sub-steps 1-5:
First, sub-step 1 says to name the board "DevAcademy nRF52833...
Hello,
I've been using the libuarte module in my project, and I done a power consumption reading. With libuarte switched on I'm consuming 0.78ma, and with it switched off...
