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 there
I have noticed a strange error message at startup of the PPK2
11:23:44.790 Failed to get the library versions: JLINKARM_DLL_NOT_FOUND (Origin: "Failed to get...
Sorry I need to emulate a device using an nrf52840. as a 24c01 (I2C memory).
I need also to emulate using an nrf52840 and spi slave sensore .
There sare some samples that...
Nordic expert,
The customer found several issues when testing SPI timing,
NRF52832 communicates with the master chip, Qualcomm XR2, through SPI, and NRF52832 serves as...
peerManagerInit() has called pm_init() and setting security parameters. But nRF connect shows "Unencrypted link". How can I enabled encrypted link in nRF52832 firmware?
...
Hello everyone,
I am working with a custom board, containing a BMD-350 module and I am trying to write on it a firmware developed thorugh J-Link Segger.
Everything works...
Hi,
I'm working on final project wrapup on a device with an nRF5340 using NCS v1.7.1 where the Nordic part is an SPI slave to another processor.
My customer is getting...
Hey guys,
I have recently been using the 2.0.0 SDK to develop the nrf52840 dongle to communicate with a sensor. I am unable to connect to a pressure sensor and I have...
Hello,
I am using SDK 17.1.0 and using the code from the ble_app_uart example on a custom board to test BLE connectivity, when I load the example as is there are no issues...
Hi,
We can successfully compile the NCS2.0.0 sample project, /opt/nordic/ncs/v2.0.0/nrf/samples/bluetooth/peripheral_lbs, by VS Code.
BUT, compile FAIL if adding the CONFIG_BOOTLOADER_MCUBOOT...
Dear Support Team,
How does nRF5340 reset the network core through the application core, and the application core does not reset?
Are there any examples?
Hi,
I am currently developing an application around the CAF BLE state and advertising components.
My setup consists of a nRF9160DK that uses the nRF52840 onboard for BLE...
When provisioning nRF5340DK eval boards with the nRF Mesh Android app. The nRF Mesh only remembers the last node it provisioned. It shows all the Nodes but if I select any...
Hi,
I was wondering if its possible for NRF52840 chip can work on RS485 @ 921600 baudrate? If not, is there a work around we can implement?
Kind Regards,
Keegan
board 5340dk_cpuapp
sdk v2.0.0
hello world sample
push button SW1 and push reset button that go to mcuboot
can't upload new image to slot1
and the hash is unavaliable...