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...
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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...
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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...
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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...
Hello,
lately I've often noticed problems while reaching nordic devzone, the server is often very slow and will sometimes not respond at all. Is it just me here in germany...
Hello guys,
I programmed the gps sample on the nrf9160 DK, but I get:
I added a printk to see which of the at_cmmds were failing but I get inconsistent results. It used...
Hi,
Working with ads1220 which runs on SPI. There standard SPI pins - dout, din, sclk, drdy. In its datasheet there is written it is possible to merge dout with drdy to...
How to upload code to nrf52840 using arduino or usb2ttl as I have ms288fv2 help me guys or suggest me the board using which I can upload to code to nrf52840 if and ms88sf2...
Hello:
I'm testing nrf9160's A-GPS function, and I find that an error of SUPL will be reported at runtime:
I use master branch of the nrf repository(nrf/samples/nrf9160...
I have a Windows 10 laptop (Acer Swift SF 514-52T) where I have installed the setup for nRF9160 from "nRF Connect for Desktop".
All steps followed.
I got some issues...
I've got my application wrapped in mcuboot for HTTP-based firmware updates which is working fine. In the past couple days I've enabled CONFIG_NVS using the code in zephyr...
Hello all, This is my first post on your DevZone. Setup details: nRF9160 DK Board: 0.8.3 nRF Connect SDK tag: 1.2.0 OS: Windows 10 Pro LTE Network: NB-IoT on B3 and B20, Operator...
Hello, I'm using nRF52811 and It works with 1.8 voltage on it's VCCs. Is it possible to use a micro SD? Should I use a voltage level translator (for example TXB0108)? I know...
Hello all,
I try to import Keil project into Eclipse with Makefile. I managed put all my source file to be compiled, and my include paths etc.. in my Makefile
In Keil...
Hi,
I am working on one application in which I want to sample ECG at 1000 samples per second continuously and battery value at 15 seconds interval. I am configuring two...
Hi,
I'm trying to connect my phone ober BLE with the nrf52840. The first x attemps always work (connect, disconnect, connect, disconnect, ...) but after some time no further...
Hello guys,
I`m pretty new in socket programing, I have a question , is there any way to trigger an event for a file descriptor that is used in poll() function ?
For example...
Hello DevZone,
Recently I've been testing connecting multiple servers to one client and fiddling around with some settings regarding timing and packet size.
In the following...
Hi everyone,
Recently, I have bought two nRf52 DK, and I want to test the latency between central and peripheral in 2Mbps.
Can someone give me some suggestions about where...
