this is vb.net project code , which can communicate with serial hardware , and plot the serial values coming from hardware. for more detials you can contact me at yourstm12@gmail.com on start click , it will send the t char to hardware on stop click , it will send the s chat to hardware , expecting hardware send the data like below
v1 space v2 space 1234 vbLf
v1 v2 1234 newline
like this , it will plot v1 and v2 with 12 bit resolution . also a file save option is also there.