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 am using nRF9160DK SLM application to evaluate the MQTT AT command function.
Everything is fine if the MQTT message is the string type shown by the doc.
But when...
Hi,
Is there a way to do OTA secure firmware updates with a Windows application?
I've got some users without Android or iOS phones that want to do updates - and they...
Hi!
I am quite new to Bluetooth and Embedded development and I was wandering if there is a course specifically dedicated to developing a Bluetooth application on this chip...
Hi All,
When working on NCS with SEGGER Embedded Studio Nordic Edition (v5.20b), modify prj.conf will not reflect on rebuild solution.
It seems the IDE doesn't update...
Hello Nordic Team,
i've been evaluating the nRF52833 and i have been having a lot of good success. i have been focused on the SAADC block to ensure it meets my performance...
Hi
Since we need use different C1/C2 (15PF/12PF) for 32.768K XL1/XL2
I check "https://devzone.nordicsemi.com/f/nordic-q-a/37448/asymmetric-crystal-load-capacitors" , and...
Hello,
I'm using nrf connect 1.4.0 and nRF9160 dk
I started testing the aws_iot example. It worked fine with my was set up and was able to see the shadow updated.
...
Hello.
I'm using nrf52833 / SDK 17.0.0
I want to find out SAADC sampling time by using logic analyzer.
However, I still don't know what sampling time is.
In this...
Hi
We are working on the secure DFU. The issue is that the NRF52832 chip resets when switch to the DFU mode. All the GPIOs are turned off during reset. However, one of the...
Hello ,
I am working on nRF52832 using sdk 16 version .How to change the device name dynamically . Actually I want to set the device name via BLE command from the application...
I wonder if the nRF5281x can work in the "LE Advertising Extensions" mode, which seems to be like in Bluetooth 5.0, when data is transmitted by secondary advertising packets...
Hi,
I would like to ask if there is any program which i can use to update firmware Over The Air on nRF51822 chip from Windows command line. I know there is that possibility...
