Virtual COM port on Linux

[Dave Smith]

Shane Hathaway wrote:
> Assuming the serial controller on that board is supported by Linux, when 
> you plug in the device to a computer running a recent distribution, 
> you'll get a device called /dev/ttyUSB0, which you can use like an 
> ordinary serial port.

So I could use minicom to control it? Could I just echo strings into it 
as well?

I would love to write a bash script as simple as this:

   reboot-cable-modem.sh:
   #!/bin/bash
   echo 0 > /dev/ttyUSB0
   sleep 5
   echo 1 > /dev/ttyUSB0

Do you think it would be that simple?

--Dave