I'm doing a program that does the detection of color and object formats with a camera, when the format and the color are set, the program controls the GPIOS in which I connected a relay module.
The problem I am having is that when I use the time...
Good morning everyone!
I was studying the possibility of creating a web server with raspberry pi 3 b + and I had the doubt:
Considering that I'm going to publish light websites (no ecommerce or dashboard), will my clients experience any k...
How would I do to where the print("RED") , print("GREEN") and print("BLUE") to move a servo motor to 180 °, what happens is that the motor does not move, (I'm using raspberry pi 3 b +).
if r >= 50 and g >= 50 and b &g...
I have a postgresql database installed on a Raspberry Pi on another network. I made the settings inside pg_hba.conf:
host all all 0.0.0.0/0 md5
In postgresql.conf I edited to stay like this
listen_adresses ='*'
port=80
I downloaded pga...
I have a problem trying to use pin 6 (wiring) in java. I get the error:
sudo java -jar ICM.jar
Exception in thread "main" java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflec...
I am working on my electrical engineering course completion project and need to perform a front end for graphical interface visualization for data verification.
I'm using raspberry pi 3 and the guizero library to create an initial layout, how...
I'm totally lazy with raspberry and I'm trying to use opencv version 3.4.2 with python 3.5.2 on raspberry pi 3 using the camera itself for raspberry to run an example facial recognition code using the camera. In linux mint, the same code runs su...
I'm testing the BMP180 sensor on RaspberryPi 3 B + and when I run the file on Raspbian it gives me this error:
WhenIrunthesamefilethroughthecommandlineitgivesthevaluesitshouldgive,itdoesnotgiveanerror,ascanbeseenfromthefollowingimage:
W...
I want the function to check all the time if there is a fingerprint. If there is, I want it to start the sequential capture scheme (the for nested), but the function I created is not working that way ...
void Leitor::iniciarLeitura()
{...
Can anyone help me with some problems with a project?
The project consists of capturing fingerprint images and using OpenCV for future imaging.
In this project, I have a Raspberry Pi 2, a camera module, 3 leds for communication with the us...