Specifications

System Commands
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dtr
Sets or gets the configuration of the DTR serial interface control signal (data
terminal ready). This command is only applicable if you have a V.35 network
interface connected to your system.
Syntax
dtr <get|normal|inverted|on>
Feedback Examples
• dtr normal
• dtr inverted
Comments
The default setting for the signal is
“normal” .
Parameter Description
get Returns the current setting.
normal Sets the signal to normal (high voltage is logic 1).
inverted Sets the signal to inverted (low voltage is logic 1).
on Sets constant high voltage. If this option is selected,
inverted is not an option.