Installation guide

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flowcontrol={none|hardware|software|custom}
Specifies which kind of flow control is used on the line.
none
No flow control.
hardware
Hardware flow control (RTS/CTS).
software
Software flow control (Xon/Xoff).
custom
Custom flow control, as specified by the “customflow” option.
The default is “none.”
parity={none|even|odd|mark|space}
The parity used for the line.
none
No parity.
even
Even parity.
odd
Odd parity.
mark
Mark parity.
space
Space parity.
The default is “none.”
stopbits ={1|2}
The number of stop bits per character to use on this line. The value used
here must match the setting on the device connected to this port. Use 1 or
2 stop bits.
The default is 1 stop bit.