serial communication using laptop

in laptops there are no 'com ports' so how to do serial communication using matlab through usb ??

Answer 1

[Walter Roberson]

You need a usb - serial device, and you need to install the drivers that come with the device. After that when you start MATLAB (and the device is plugged in and powered on), the device will show up as a serial port that you can operate on the same way as a real serial port.