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...
I cannot find any information on how to update mcuboot over SMP when using the immutable bootloader.
I have my NRF52840 setup with the chained bootloader: b0 -> mcuboot...
Hi,
First of all thank you for your support and suggestions.
As I am planning to use nRF52840 SoC in my design, (Project: BLE based Environmental sensor). The circuit...
Hey. In production we are logging PM error events to try to determine the root cause for some unstable connection that keep showing up. We are seeing with high occurrence...
Hi,
We just received brand new nRF5340DK. By plugging in the USB and putting switch to ON I see the LEDs are blinking, but Windows doesn't detect the DK. We've tried several...
I have looked at other reports on this issue the most thorough one being
https://devzone.nordicsemi.com/f/nordic-q-a/65624/nrf52840-dk-implementing-board-button-event-handler...
I have designed some beacons based on nRF52810. The software uses the minimum functionality of the radio to transmit some packets every second and sleep.
In their sleep...
I've just ran into this issue - I was debugging while developing using a J-Link on our own board. I tried setting up UART, set the pin config to
In hindsight not the smartest...
Hey,
I want to build something like a door sensor. So my device should sleep and if the button is pressed it should wake up and send a message to the leader via thread....
I have a device that I would like to add some features to. I took its remote apart and found the chip to be N52832. I bought an Ubertooth One and scanned while pressing buttons...
Hi there,
According to our understanding, on CPU reset the entire core is set to the secure except for non-secure peripherals. Is this understanding correct?
We are trying...
Hi,
I need to evaluate nordic suggested Sample DFU app on BL653 board : https://devzone.nordicsemi.com/guides/nrf-connect-sdk-guides/b/software/posts/ncs-dfu
But as...
Hello,
Would it be possible to conduct enumeration when connecting to devices like PCs, smartphones, and so on?
For example, would it be possible to obtain information...
Hello all!
I am currently developing on the development board nRF52832, SDK16.0 and SD132v7.2.0.
As mentioned in the subject the virtual pages are overwritten by the application...
