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...
Hi
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...
Hello,
I have some problem in DFU.
I followed Nordic tutorial but I failed.
Would you let me know what’s wrong?
If you want to create your own firmware package...
Hi everyone,
I wanted to test out SAADC using the ble_app_proximity example using the nRF52-DK but I am having some issues. I modified the example with the below changes...
very sample led blink demo for FreeRTOS and S130 , but fail.
open source
repo: https://github.com/AMJKeyboard/AMJPureBLEKbd
eror code: https://github.com/AMJKeyboard...
My question may seem silly, I did not so long ago been programming NRF51822 S130. I use examples experimental_ble_app_blinki. I want to get the module ID smartphone when connected...
If I set the I2S peripheral on the nRF52 to mono, ie CHANNELS is either LEFT or RIGHT, what does it actually output? I'm sure it still toggles the LRCLK line to indicate left...
I'm working on a battery - operated device where the battery is soldered onto the device, which makes it inconvenient to pull power to the device. I might be able to get to...
Hello,
I have some problem in DFU.
I ask this again.
I did as below.
Key generation
nrfutil keys generate c:\vault\priv.pem
public key generation in...
Dear Nordic Team,
I can't launch Sniffer on PCA10000 using MCP nor on PCA10040 using nrfConnect. In case of MCP I get "No response from master emulator" and in nrfConnect...
Hi,
is someone of you aware of a portable (Win, Linux, OS/X) GATT client library, prefereable with C++ binding? The only one, that I've found so far is Qt. What do you use...
I have been using nRF8001 equipped Arduinos for a few years now with great success. I exclusively use apple software on the other end. I have a new application that will required...
i want use a 9 axis IMU sensor (3 axis accelerometer,3 axis gyroscope and 3 axis magnetometer) in nrf51822 is it possible and how the transmission of values takes place.....
Hi,
I'm using the bootloader in nRF5_SDK V12.0 with nRF52832. I have some problems want to know:
How to make it run application first after I program softdevice...
I notice that the track which runs from P0.11 (E4) is connected to GND at pads C3 and C4. Is this intentional? If P0.11 is required for GPIO usage, is it necessary to go to...
