Name

stty

Synopsis

stty [options] [modes]

Set terminal I/O options for the current standard input device. Without options, stty reports the terminal settings that differ from those set by running stty sane, where ^ indicates the Ctrl key and ^` indicates a null value. Most modes can be negated using an optional - (shown in brackets). The corresponding description is also shown in brackets. Some arguments use non-POSIX extensions; these are marked with *.

Options

-a, --all

Report all option settings.

-F dev, --device=dev

Open the specified device and use it instead of standard input.

-g, --save

Report settings in stty-readable form (i.e., hex).

--help

Print help message and exit.

--version

Print version information and exit.

Control modes

[-]clocal

[Enable] disable modem control.

[-]cread

[Disable] enable the receiver.

[-]crtscts*

[Disable] enable RTS/CTS handshaking.

csbits

Set character size to bits, which must be 5, 6, 7, or 8.

[-]cstopb

[1] 2 stop bits per character.

[-]hup, [-]hupcl

[Do not] hang up connection on last close.

[-]parenb

[Disable] enable parity generation and detection.

[-]parodd

Use [even] odd parity.

Input modes

[-]brkint

[Do not] signal INTR on break.

[-]icrnl

[Do not] map CR to NL on input.

[-]ignbrk

[Do not] ignore break on input.

[-]igncr

[Do not] ignore CR on input.

[-]ignpar

[Do not] ignore parity errors.

[-]imaxbel*

When input buffer is too full to accept a new character, [flush the input buffer] beep without flushing the input buffer.

[-]inlcr

[Do not] map NL to CR on input.

[-]inpck

[Disable] enable ...

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