Comtrol DM ATS-NTe - Manual (Page 20)

PC104 RocketPort Option 20
Configuring the Serial Ports
5. If you selected RS-485 as the
communications mode, highlight
the port, select Properties and
then the RS-485 tab.
a. Check the Check the RS-485
Port Properties - RTS Toggle
RTS Low box to toggle the
RTS output signal low during
data transmission. If this box
is not checked, RTS is toggled
high (asserted) during data
transmission.
b. Check the RS-485 Port
Properties - Override and lock
to RTS toggle mode box to lock
the port in RTS toggle mode,
then set the mode (low or
high) as desired. If this box is
not checked, the RTS output
signal is ignored.
c. Select Ok to make the changes to the selected port.
6. To change the name of the PC104 RocketPort adapter or the starting COM
port number, highlight RocketPort #1 and select Properties.