Purpose of the application: Introducing the use of DAQ cards for those using the LabVIEW program, preparation of the software of the digital signal reading sample with the help of a DAQ card. 

Used Materials,
LabVIEW Digital Training Set Optoisolator Module (module content is as follows)
DAQ Card (VTK HS DIO- Digital Input/Output)
H21A1 (optoisolator)
Cables for necessary connections.

Computer Based Digital Signal Input with LabVIEW
Signal reading with digital input-output card.
Signal reading software with open source codes.
Example of signal reading with data acquisition card.
Data Acquisition Card - Data Acquisition Module
Follow our guidance below to read a signal with,
Digital input (Data collection) application Front panel and Block Diagram screenshot will be as follows;

You can follow the software development stages from the video below.

Details of the materials used,
Click here for the features of the VTK HS DIO ('Ludre Yazılım' Domestic Production Data Collection Card) product.

Slit Type Optoisolator

H21A1-DAQ board (Data acquisition board) wiring diagram. It is possible to connect in 2 different ways.
The first connection is made with a 5 V supply.

If the power supply is not desired, it is also possible to connect as follows.