Controlling Arduino Using VB.NET

hello there! want ask how control multiple pins using vb.net? have hard time dealing it,i use method saw on google control led using vb.net when revise , manipulate it,on vb.net side,it gets error already.
my purpose light 4 led's using different pins, can turn on or off them individually.

quote

i want ask how control multiple pins using vb.net?

one @ time.

quote

i have hard time dealing it

so i. such useless language, despite decades of trying make better.

quote

i use method saw on google control led using vb.net when revise , manipulate it,on vb.net side,it gets error already.

i'm going go out on limb here, , guess doing (besides not posting code) wrong.

quote

my purpose light 4 led's using different pins, can turn on or off them individually.

permission granted.

Arduino Forum > Using Arduino > Interfacing w/ Software on the Computer > Controlling Arduino Using VB.NET

arduino