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 the following code to generate and output a n-MHz clock on a GPIO pin. (code is borrowed/copied from another question on this forum)
However, the clock output...
I download the zip file(nrf-command-line-tools-10.15.4_amd64.zip) in the website.
And then I unzip it get the following structure files:
JLink_Linux_V758b_x86_64.deb JLink_Linux_V758b_x86_64...
Hello everyone!
Long story short, we are developing a BLE application based on the Nordic UART peripheral example. The board (STM32 micro + BL652 BLE module w nrf52832 inside...
Hi All,
I have a question about notify data size.
I have a 10byte array, but the length after Notify is sent will be max len = 50byte which I set in characteristic.
...
6 hours ago
Online steve.hou
2 pts.
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...
Hey, I'm trying to get a basic BLE with coded PHY (125Kbps) setup with on the fly encryption/decryption working but I'm running into a strange problem. I'm using a custom...
Hi, I want to use the nRF9160 in a project, where I need the antenna attached to the nRF9160 to be able to handle being 1000m below the sea-surface. It is an AUV that collects...
Hello,
At present, there is a problem. When there are a few broadcasting devices nearby but many active scanning devices that the active scanning is not easy to find devices...
Hi
I am using app_timer_cnt_get() like MIllis()
uint32_t millis() { uint32_t milli; milli = app_timer_cnt_get() /32.768; return milli; }
but when i connect the nrf52840...
Hello ,
i have successfully compile and run 'binky' and 'Hello_words ' sample code using segger .Now i want to test Uart communication with nrf9160 . (want to send string...
Hi,
we are following below link for DFU example i.e. serial dfu on nRF52833. we are not able to install mcumgr in windows . are we missing anything here. kindly help us...
I'm testing an implementation of the serial UART bootloader for DFU. Firmware update using nrfutil works fine, using a serial-USB dongle, The only issue I'm seeing is that...
Hi DevZone,
I have recently updated:
nRF5 SDK to 17.1.0 from 15.3.0
S140 to 7.2.0 from 6.1.1
SES to v6.20a from 4.16
The SoftDevice now fails to initialize when...
