SENA DirectPort-USB - Manual (Page 28)

DirectPort-USB
Page 28 of 36
enumeration sequence causes the modem control signals to change at startup. So if it is
necessary to select "Disable Modem Ctrl At Startup", then it is likely that "Serial Enumerator"
should be unchecked in the property page.
Don ’ t adjust these parameters if you can use the device normally. If not, please contact us
( [email protected] ) about these parameters first.