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 recently bought a fanstel blg840 device, and I have programmed At client firmware in nrf91 and custom code into nrf52, but the problem is nrf52 is sending at comments to...
I am trying to work with my flash deivce in my code. for some reason:
const static struct device * int_flash_dev = DEVICE_DT_GET ( DT_CHOSEN (zephyr_flash)); doesnt work...
I have been having a series of issues with programming from nRF Connect using a J-Link programmer. I have made a couple of other recent posts and in each of those, I thought...
hi,all
I used to use nrf54l15dk board as a client server, want to connect to a bluetooth remote,and get bluetooth remote notify message;
I use sample "central_hids...
Hi guys,
I have MQTT v5 up and running but I am currently trying to implement one-way TLS then mutual TLS once it's completed. I am not too sure what I am doing wrong but...
Hi:
My environment is: Windows laptop, nRF52 DK (Peripheral), nRF52840 Dongle, Mobile Central (iOS and Android), and Wireshark nRF Sniffer for Bluetooth.
Peripheral sends...
Hello all,
I have problem with flashing the code. It gives me memory protection error.
Steps I followed for creating firmware and flashing:
1- I took a sample from nrf...
I'm working on a product prototype using the nrf5340 audio dk to send audio via Auracast. We started from the nrf5340_audio application, as it implements a large fraction...
While testing UART communication between a Seeed XIAO board and the nRF9151 DK, I connected the following pins: - XIAO 3.3 V → DK VDD - XIAO GND → DK GND - XIAO TX → DK RX...
Hello,
In the nRF52840 datasheet, some pins are explicitly marked as “low frequency I/O only.” However, I couldn’t find any similar indication in the nRF54L10 datasheet...
Hi everyone,
I’m testing a custom nRF54L15 board with BLE, but it gets stuck inside bt_enable() . To debug the issue, I checked whether my 32 MHz external crystal (HFXO...
Hi, I want to use the external flash on nRF9151-DK (gd25wb256). Having set all the necessary files (prj.conf, nrf9151dk_nrf9151_ns.overlay) and some parameters in the main...
Hi Nordic Community,
I'm testing NFC functionality on the nRF52840 DK development kit using the record_text sample from nRF Connect SDK v2.9.1 (which includes Zephyr OS...
Recently, when using the ncs v2.9.0 SDK, I found that the definitions for some interfaces could not be found. For instance, nrf_radio_packet_conf_t (it cannot be found even...
