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...
Hello,
I have designed this schematic according to reference designs provided by Nordic Semi, however I might have failed as I am unable to flash the main module. I should...
Hello,
I'm currently working on a fitness tracker application using the Nordic nRF7002 DK board, paired with an analog MMA7361 accelerometer , and a round GC9A01 SPI-based...
I'm working on a project involving a USB dongle based on the nRF52840 SDK-2.9.1, which needs to communicate with a sensor (also an nRF52840) and transmit data via USB to PC...
Hello,
I'm working on developing a driver for the AD4130 ADC in Zephyr and I'm facing issues related to the device tree binding integration. Specifically, it seems the chain...
Hi, I am using an external host with NRF54l!5 dk to test the channel sounding feature.
Can you tell me how the NRF controller supports this Cs procedure and whether the...
Hello,
I'm currently trying to integrate the Android-nRF-Mesh-Library in our App.
Identifying works fine but when the library tries to send the public keys to the node...
I am trying to use TTM (nRF Thread Topology Monitor package) with a newly bought nRF52840 Dongle (PCA10059) on Windows.
Following the instruction at https://docs.nordicsemi...
Hi ,
I am developing an application which uses nrf52833. I want to perform OTA using 4g module(from Quectel). As per my understanding and explorations, there can be two...
I'm developing code to run on the nRF5340 SoC in a Thingy:91 X and I am seeing duplicate RTT output. For example, if I look at the RTT output from the default 'Connectivity...
Hi, I recently noticed crashing in sd_clock_hfclk_is_running() on a nrf52840 using SoftDevice S140 7.3.0. This is the callstack:
??@0x00000ac4 (Unknown Source:0)
...
Hi,
I am currently using 54L15-DK to create a radio test example, but there is a problem when I build the project: - sdk version: v2.9.0 - toolchain version: v2.9.1
...
Hi everyone,
I use the ble-app-buttonless-dfu example to develop my application.
I make a mutual authentication to be sure the device is connected to the right mobile...
Hello Nordic community,
I’m working on a project with the nRF52840 DK (PCA10056) using the nRF5 SDK and the S140 SoftDevice. My goal is to:
1. Read two NTC thermistors...
Hello everyone,
We are developing products with nrf52840 and our default supply voltage is 1.8V.
Is it possible to program a custom 1.8V board with nRF52840DK?
We are...
