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 am using bootloader based on Nordic secure bootloader example. I would like to add possibility to identify device after entering BLE DFU. I was thinking about device MAC...
Device : nrf52840
Platform : baremetal
Peripherals in use :
Softdevice
FDS
SAADC
RTC
I am using FDS Library to Write Data whenever an event is generated...
1.How to enable Indication as BLE client ?
2.what should be bt_gatt_subscribe_params fields for using indication?
3.How to send back acknowledgment/confirmation to Server...
Hi Guys,
According to the GAZELL document , a host can be bound to 8 devices . If I want to use the Gazell protocol to develop a mouse and Dongle,so how to make the host...
Hi,
I am trying to develop an electron app to program the DFU with *.zip firmware file generated by nrfutil. I looked at the nrfprog-js api and want to use the following...
Environment setup:
OS: Mac OS Big Sur 11.1
Hardware: nRF52DK
Python version: Python 3.8.3 (downgrading from 3.9 using pyenv)
The end goal for me is to create a...
Hi,
I am currently running the example found in \examples\peripheral\serial_uartes directory using the SDK 15.3.0. I am currently trying to connect 2 nrf52840 DK UART connections...
hello
i am using two customised nrf52832 and trying to get the maximum distance between two boards people suggested me this example https://github.com/NordicPlayground/nRF52...
Hello!
I'm currently working on a project similar to the nrfReady Desktop keyboard and I'm trying to apply bonding/whitelist so that it would only reconnect to only one...
hi.
im develop a keyborad now. and i find a problem,one funcation is the borad can remember 3 center device and can shift connect smooth .
my way is change the mac addr...
Specifications:
nRF Connect v3.6.1
Device used: nRF 52DK
BLE device used: Garmin Vivosmart 4
Bluetooth Low Energy v2.5.0
Behavior:
After opening the Bluetooth...
I am using the nRF52840 (with SDKv17.0.0 + s140_7.0.1) and made a custom FW based on the ble_app_hrs example. My custom HW has a 64MB MX25U51245G flash memory chip and some...
Hello, I have problems with my custom board nrf52832 , when I launch the uart connection and the processing of sending the data of my gps to the server to ble cut and stop...
