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 have a project that I've joined recently that is based on SDK12.1. The bootloader does not seem to work when compiled with a currently arm-gcc version (9.2.1). It does work...
Hello,
I have a small test BLE peripheral application with a few functions I can invoke over a UART dialog. With one function, I can print the first peer in the peer manager...
Hi,
I'm using the ble_app_uart example as a starting point for my project. Basically I want to program the nRF52 DK to receive data from another device via UART, store them...
For either the nrf52840 or the nrf52833 which pins are responsible for configuring the serial preference SPI, UART and I2C and how to map them. Are they any software examples...
Hi,
i am working with nRF52840-DK and i want to implement a network with below futures
The node(means nRF52840-SOC) Should work as a listener
1. the listener should...
Hello,
I'm getting started with nRF Connect SDK. I've installed the toolchain and SEGGER through Getting Started App (because for some reason the Toolchain Manager froze...
Good day,
I have done DFU using the secure bootloader example in sdk16 using the nrf connect app. The DFU process completes successfully and the controller runs the new...
Good evening, I'm looking for a Blue Tooth BLE Low Energy for Low Power application.
This application should consume few mA only when the controller will be in TX and so...
Hi,
Could I get clarification on if the USB peripheral is isolated and won't backfeed?
In my product, VDDH & VDD are powered via a DC adapter that can be unplugged while...
Hello,
I continue to deal with Zigbee and I have another question. I use 2 nRF52840 chips. First nRF as a Zigbee Coordinator (CLI in SDK\examples\zigbee\experimental\cli...
Hi Team,
We are planning for use the NRF52832 Module for our development, In that for Secure data storage exchange we are implemented the some of the crypto mechanisms...
Hello,
When operating the Thingy91 in poor network connectivity environments, the call to getaddrinfo will sometimes block and eventually timeout returning a error code...
Hello,
I am using the nRF52840_DevKit and SDK-v16.0.0. I am planning to build and flash a bootloader with NRF_BL_DEBUG_PORT_DISABLE set to 1, which means APPROTECT and...
Hi,
I'm using SES v4.52b, a nRF52832 module (BL652) and nRF5 SDK 16.0.0. I'm trying to build a generic SPI Read and Write functions with the following:
The device I...
Hi there,
I am in the process of developing a custom PCB using the nRF52833 SoC. This board is quite simple, and doesn't use many of the pins of the nRF52833 SoC.
I am...
