hello majdi_mohammad, i just want your help on doing that below..i find hard to do this in vb because i there are many textboxes..
Create a new project and use the code below you need a put a label called (label1)and caption it "Com Port Number. add a communication object named (MSComm1). Put in a text box called
(ComPort). Add another longer text box called (text1). add a command button called (Command1)change the caption to "find com port". now add another text box called (text1).
Next add a shape object called (Shape1)
compile and run the code. Put the number of the com port into the text box called ComPort... just type in "1". click the command button and the other text box should show the pressure and the shape object should change colors.
Thanks!