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,
We are using nRF52840 DK with PPK stacked on top of it. We flashed BLE power profiling application, connectable advertising and observing graph on PPK.
Please answer...
Hello
I simply wanted to build an executable from a customized nrfutil. Ran the "pyinstaller nrfutil.spec" and afterwards started the nrfutil.exe from command line. This...
Hi , i want to use SDK 16 with BDS template, is there plugin for ? Or its posssibly to use http://developer.nordicsemi.com/nRF51_bluetooth_development_studio_plugin/ with...
Is this a bug that is resolved in a particular softdevice version? If not, is there more information somewhere on this bug? How do i ensure that my code is robust against...
Are there examples of HW and SW to allow Power Amp, LNA, and TX/RX switch to be connected to the nRF52840_DK?
Or can you tell me what PIN on the chip or connector and pin...
Hello -
We are developing some low power code on the nRF52840-DK, using SDK 15.3.0 on FreeRTOS. I noticed that in the port_cmsys_systick.c file, in the vPortSuppressTicksAndSleep...
I am building a prototype that will use the nrf52840, with limited space. Would making a small pcb antenna or using a chip antenna be better and what is the setup needed for...
Hi,
I would like to measure the voltage generated by a Thermoelectric generator. The voltage vary between -250mV and 250mV depending on the temperature gradient.
If...
I'm looking for alternative xtal's (mhz + rtc) for use on boards where space is very limited.
Silego's GreenCLK3 looks like a great option, though that one is right now...
hi,
I want to use the Bluetooth Low Energy in nRF Connect for desktop. But I have no DK or dongle.
When I use my own development board and the MCU is nRF 52832, it can...
Hi
I am wondering how to choose among different logger mechanisms available in nRF SDK v16.0.
I noticed that some examples doesn't use any logger at all (e.g. blinky...
SDK: 15.3.0 Device: EYSHJNZWZ (nRF52832)
I have cleared the WDT with "nrf_drv_wdt_channel_feed". I want to make sure it is cleared. Which register can be used to confirm...
Hi I am using Keil ARM with JLINK to debug the NRF52832. I can download the flash on the PCBA but when I try to debug step-by step, it only runs on the assembly window but...
Hello ...
Implementing an app for both nRF51822 and nRF52810 and need a long-term clock with 100 Hz counter frequency to timestamp sensor events. By long-term, I mean at...
HI,
I've been looking at the nRF52811 registers for AoA/AoD, and decided to try and at least get CTE enabled on the basic Nordic uart app. I found this post:
https://devzone...
