Depending on the Port Mode selected, the RSM will also display the additional
prompts listed in this section. In the Text Interface, these parameters are
accessible via a submenu, which will only be active when the appropriate port
mode is selected, and in the Web Browser Interface, ﬁelds will be "grayed out"
unless the corresponding port mode is selected.
• Any-to-Any Mode / Passive Mode: Allows the following Mode-speciﬁc
parameter to be deﬁned:
▪ DTR Output: Determines how DTR will react when the port
disconnects. DTR can be held low, held high, or pulsed for 0.5 seconds
and then held high. (Default = Pulse.)
• Modem Mode: Allows the following mode-speciﬁc parameters to be
▪ Reset String: Redeﬁnes the modem reset string. The Reset String can
be sent prior to the Initialization string. (Default = ATZ.)
▪ Initialization String: Deﬁnes a command string that can be sent to
initialize a modem to settings required by your application. (Default =
▪ Hang-Up String: Although the RSM will pulse the DTR line to
hang-up an attached modem, the Hang-Up string is often useful for
controlling modems that do not use the DTR line.
(Default = undeﬁned.)
▪ Periodic Reset Value: Determines how often the Reset String will be
sent to the modem at this port.
Note: When communicating with the RSM via modem, these
parameters will not be changed until after you exit command mode and
• Buffer Mode: Allows the following mode-speciﬁc parameters to
▪ Buffer DateTime: Enables/Disables the Time/Date stamp for buffered
data. When enabled, the RSM will add a time/date stamp whenever
ﬁve seconds elapse between data items received. (Default = On.)
▪ Buffer Connect: When enabled, the RSM will continue to Buffer
captured data while you are connected to the Buffer Mode port.
(Default = Off.)