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,
I want to build a wireless split keyboard (Left and right parts). I want them to connect to one PC but only need to establish the connection one time. Can both part...
I am working on ble mesh with sdk17.0 and sdk5 for mesh I want to send large data vai ble mesh I followed this post https://devzone.nordicsemi.com/f/nordic-q-a/71105/sending...
Hello.
I've a ublox module with nRF52811 chip.
Is it possible to make a BLE beacon receiver with nRF52811? If yes, is there any demo application? I've searched nRF SDK...
I have been playing with an Ikea Tradfri E1812 button, a Philips Hue bulb, and zigbee2mqtt. I see that when I bind the button's OnOff output cluster to the bulb's OnOff input...
nRF52804 SPIM3 not work. (SCLK/MOSI not output)
However, if I debug it using jlink, it works.
My environment is nRF52840-DK(PCA10056/v1.0.0) nRF52 SDK 17.0.2
My program...
Hello,
I am looking into evaluating the nrf5340 with different functions running out of external flash, and how current draw is affected by these functions. We are looking...
Hi All,
I am working on NRF52840 and trying to optimize the BLE throughput. The current settings are:
PHY: 2M PHY
Conncetion Interval: 9.375 ~ 15 ms
GAP_DATA_LENGTH...
Hi all,
I'm working on a custom Bootloader for my nrf52840-based board, and it needs to support DFU from external SPI Flash. I previously was successful with a "first draft...
Hi Everyone,
I hope you all are well.
I'm using nrf Connect SDK v1.7.0 and VS code for nrf52833 chipset.
So far I've used NUS service in my code to transmit some data...
Hi, I am trying to write an "event dispatcher" so it's possible to listen to types of event and send events. You pass a function pointer and it will be called when that event...
I was gone for a bit came back did my updates and I can't program my boards threw nRF connect anymore. They just don't show up so reinstalled everything many times restarted...
I am using Zephyr development environment for BLE application development on my computer, now I need to use nrfjprog when burning in (flash), my question is whether nrfprog...
hello sir,
i am using segger to program nrf9160 . i have successfully uploaded sample sketch for blink led using "" open NRF Connect SDK " option. Now i want to create a...
Hi,
We have a custom bootloader and a firmware, both use the USB CDC ACM. Is it possible to start the firmware without resetting the USB instance so Windows have a continuous...
Having done a completely fresh install of nRF Connect v3.7.2 for macOS (s recommended by Nordic Support due to known issue with Programmer), and installed both the latest...
