Quote:
Originally Posted by adityajha  how to filter proper device by serial port in vb 2008. |
- Get list of all ports
- Send a command with known response to each port in turn
- Monitor response.
For example send AT command "AT?" to each port. If Returned data is "ATOK" then you know is connected an AT compatible device. If not then try next port.
Now you can check identity of connected device.
Good luck.