Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
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I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
Hi, I have been learning my way around SES, nRF Connect SDK, nrf52-dk, and the sample projects for some time now.
When I wish to open another sample project, I follow the...
I program the uart example in my board nRF51 dk. I put a osciloscope in pin 9 and the signal is a square wave between 0 al 30V. So i think that the protocol is RS232, is this...
At a rate of 1M, the receiving sensitivity of the Bluetooth chip was tested, and during the test, it was found that the sensitivity may decrease whenever the frequency point...
Hi
We are working on an algorithm applicable to the indoor positioning of ships. We want to improve the algorithm further on top of the existing algorithm for Bluetooth...
I'm on a Comcast cable modem connection. When I've tried to pull up this site over the past few days, I've gotten "The page cannot be displayed because an internal server...
Dear nRF DevZone,
I have question regarding Zephyr k_sleep() function and NRF52840 timers.
I am developing an application for nRF52840 SOC and for that I am using nRF...
Hello. I am developing using nrf52832 (S132 v7.0.1, SDK v17.0.0) as a peripheral device.
I want to pair from "Settings"-> "Bluetooth" of iOS (iPhone 12 Pro). For pairing...
Hello,
I am developing an application that requires use of some of the traditional C "stdio.h" functionality. My current development setup is the nRF5340 DK running Zephyr...
I'm using sdk for mesh version 5.0.0, sdk version 17.0.2 and my board is nrf52840-DK.
How can i keep mesh config after wake up from deep sleep( system off).Plus, when my...
Hi,
This morning when I tried to access devzone, it says I have been IP banned. I have the same issue as this ticket:
https://devzone.nordicsemi.com/f/nordic-q-a/86922...
Currently running NCS 1.7.1, SUPL client 0.7.0 and MFW 1.3.0 it has stopped connecting properly from the last time I've played with it:
Not sure what's up there..
...
I am having trouble powering my uicc. I feel like I am just looking for some setting, but I have not found the right one yet and I am at a loss at this point.
What I have...
I used direction finding rx/tx examples(get 45 points of IQ data). I used the ref period IQ data (8 points) can caculate base phase and the phase velocity(setting is 500KHz...
Dear all,
I have struggled this problem over a week.
I am working on our product, which need to prevent other strangers to connect to our device. After search on the Nordic...