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 need to control several motors using the nRF52832. The problem is that my laptop cannot supply enought current to run the motors, if I try to run it, windows detects...
Hello!
I am trying to write a program for controlling a servo motor. I got recommended a code for making a PWM signal by someone else from devzone, so I am using a modified...
Hello, I would like to know what is required of me to automatically create com port in windows that would allow me to use my ble device as if it were attached by ordinary...
Hi,
I want to receive some data in my nRF52832 from MATLAB over UART and send some other data from nRF52832 back to MATLAB. I need some bandwidth for data transfer from...
Dear support,
I am the beginner of of the Nordic with 52840 chipset, i am try to running sdk 1.90 with zephyr os
i am try to running this case : cfb
C:\Nordic\NCS...
Hi,
I'm trying to use two nRF52840DK as Zigbee routers. I have the following setup,
Software
Application: Home Assistant
SDK: nRF5 SDK for Thread and Zigbee v4.1...
I really like the flexibility that the CLI from FreeRTOS gives me for making my own commands. Does Nordic have a similar library available that I can just import easily into...
Hi,
since The image management provided by mcumgr is based on the image format defined by MCUboot, so does "nRF Connect android app DFU mode" use mcumgr libraries in it...
I'm developing an Ultra-Wide-Band indoor localization system consisting of beacons (stationary, hard powered) and tags (mobile, battery powered), and am looking for a suitable...
Hi Nordic,
I am developling a porject with nRF5 SDK 17.1.0, with nRF52832.
the 52832 serve as a central role.
1、I am wondering what is the difference between BLE_GAP_EVT_CONNECTED...
Values change rapidly and bt_gatt_notify_uuid is called at 10ms interval while bluetooth connection is set up for 15ms connection interval. I assumed this would simply queue...
I have attached all sleep modes of our controller that i found through forums and from your suggestions.
But my problem is No one of these sleep modes, wake-up through...
Hi,
I am just starting out creating a project to run on an nRF9160 on custom hardware. I have set up a development environment (v1.9.0) through nRF Connect for Desktop...
Hello I use nrf52840 and BME280. I plugged it GND GND SDA 45 (P1.13) SCL 47 (P1.15) VCC 32 (P1.00) I use timer to refresh data and on the first line of the code I init gpio...
Hi,
In the nRF52840 Product Specification 1.7 , page 34 chapter 4.4.1.9 INFO.VARIANT, I read that the hex code of variant "AAF0" is 0x4141 45 30. However the description...
