DECARSM—Set/Reset Auto Resize Mode

Enable or disable changing the lines per screen automatically when the page arrangement changes.

Default: Auto resize disabled

Format

CSI
9/11
?
3/15
9
3/9
8
3/8
h
6/8
Set: enable auto resize.
CSI
9/11
?
3/15
9
3/9
8
3/8
l
6/12
Reset: disable auto resize.

Description

When Auto Resize is enabled, the number of Lines/Screen changes automatically each time the page arrangement changes.

Auto Resize and Number of lines per screen are user features that can be locked from being redefined by the host if the User Feature Lock in Set-Up is enabled.

The following table indicates how the lines/screen changes when the page size changes, assuming Auto Resize is set.

Page size Lines/Screen
24 26 (24 data lines, 1 status line, 1 blank line)
25 26 (25 data lines, 1 status line)
36 42 (36 data lines, 1 status line, 5 blank lines)
41 42 (41 data lines, 1 status line)
42 42 (42 data lines, no status line)
48 53 (48 data lines, 1 status line, 4 blank lines)
52 53 (52 data lines, 1 status line)
53 53 (53 data lines, 0 status line)
72 53 (53 data lines, 0 status line)