Hi Greg,

quoted text
> > Is it possible to control RTS line from user space.
> 
> Yes.
 
It's  possible to control RTS line for standard UART serial port like ttyS0 and ttyS1
from userspace.

But for USB-to-serial port like ttyUSB0, the program is not able to control RTS line
from userspace.

I have attached the userspace program for enable/disable of RTS line.

Thanks-

Raj