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 Devzone,
I've been trying to verify and validate the performance of Instaburst mesh packets against regular ones. I modified a build of the mesh light switch example...
Hello,
I have been trying to get the thingy:91 up for 3 weeks or more now from Sri Lanka. I have made a lot of progress in getting data connectivity via MQTT to thethings...
`Hi There,
For nRF52840 board, If I want to fully disable JTAG or SWD lines after flashing, then what are the options to achieve it.
Questions:
1) If I want to disable...
My use case: There are different but similar peripherals advertising with 1M uncoded or coded PHY. Some of them are even advertising in mixed mode.
Question: How to connect...
Hello all,
I hope you are well. I am currently developing a product on the nrf52810 platform. I have a custom board and now have the BLE functional on the board. The next...
Good Day.
I want to measure the approximate voltage level on the battery in the nrf52820 microcontroller using a comparator (COMP) operating in Single-ended mode. I use...
am following the introductory videos and have done a fresh install of the Toolchain, Segger, VS Connect 3.7.2, nRF Connect SDK v1.8.0 and VS code on macOS
1. Installation...
Hi team,
I'm currently playing around with the sensor server example where I wanted to include the generic_onoff model in a separate element. I wanted to learn how to add...
Sure, my question is very stupid, but after one day I found nothing to explain the principle of the situation, I decided to ask.
I have a laptop with built-in Bluetooth...
Hi all,
I am trying to interface IS25LQ040B serial flash(512KB) IC with nrf52833 (bl653_dvk).
programmed sample code from "zephyr\samples\drivers\spi_flash"
I am getting...
Hi all, im asking question about triggering my own antenna. there's few questions about it. 1. im using TI boostxl antenna array (3 antenna) , periodic table are as follow...
Hi,
I want to use the 64MHz crystal oscillator (HFXO) as the source for HFCLK clock controller. How can I need to enable or disable the item in KConfig on nRF Connect SDK...
Hi,
My project has a requirement to toggle the GPIO output in 400 to 500 microseconds cycle, I've tried to use the Timer on Zephyr but it can't supply a stable cycle in...
Is there a current example for nRF52840 power management under Zephyr / nRF Connect SDK?
Searches for this turn up old examples, such as this one , that are no longer in...
