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 support team,
i want running chat demo in mesh fold in ncs2.9.0, but it doesn't support thingy53 natively. so i ported some of the file from light to chat demo. you can...
Hi! I have been developing a GATTClient and GATTServer on two separate nrf52840dk boards and have been doing so for a long time.
This Friday I got everything to work when...
Hi Nordic Team,
I'm facing an issue with BLE communication on my custom board using NCS v2.9. I started from one of the standard SDK examples (like throughput or peripheral...
Hi,
I just got a PPK2, I'm going to measure the current of a nrf52 custom board, which is supply with Li-ion battery.
Should I connect GND on PPK2 to battery(-) when I...
Hello,
I am debugging in an environment using BLE with nRF54, but after breaking, when I step through it, the debugger stops and I am having trouble.
The environment...
Hi All,
For our project we need to keep data about devices in sort of a backend service so they can be shared by several mobile phones, including some iOS devices.
iOS...
I'm getting the following notice/warning/error when building my application (nrfsdk 2.9.0 w/ sysbuild, nrf9151dk board):
/usr/local/zephyr-sdk-0.17.0/arm-zephyr-eabi/bin...
Using nrfutil/dfu, I have previously flashed an older application+SD (s132_nrf52_3.0.0) onto the nRF52840 dongle.
Now, I cannot flash my newer application, since it contains...
Hi All,
Simply put I am trying to use the Xiao BLE Sense board connected to the Expansion board (with SD card slot) to write audio recorded data from the Xiao embedded PDM...
Hello, I'm programing my project while using the nrf52840 chip. I'm using segger embedded studio for the programming part because with the nrfconnect I have error code 9 ...
Hi I wish to integrate Matter over thread in unicast audio server . My objective is to use matter to control the volume and play/mute states. I would like to know whether...
Hello, checking if it's at all possible to have uart working on the nrf52832-dk using pins 18 and 21. I can get rx/tx working with an ftdi using pin 12 & 13, but not 18 &...
SETUP:
2 x NRF54L15 DK initiator/reflector sample (as of 4/8/2025) Major RTT settings below - RTT (BT_CONN_LE_CS_MAIN_MODE_1) with 1M phy, 32 bit random RTT (will add settings...
I am working with nrf52840 dongle, details on the antistatic cover are( nrf6829, 2.1.1, 2024.02). I am trying to flash it using https://github.com/adafruit/Adafruit_nRF52_Bootloader...
