Set 7/72 Inch Line Spacing (Esc 1); Invoke Text Line Spacing (Esc 2); Set Graphics Line Spacing (Esc 3); Set Top Of Form (Esc 4) - IBM 4247 A00 User Manual

The application program is responsible for keeping track of the vertical position on
the current page relative to the current line spacing. Changing the line spacing
within a print job without changing the page length can cause printing on the page
perforation. For additional information, see "Set Page Length (ESC C)" on
page 200.

Set 7/72 Inch Line Spacing (ESC 1)

This control sets the line spacing to 7/72 inch.
The application program is responsible for keeping track of the vertical position on
the current page relative to the current line spacing. Changing the line spacing
within a print job without changing the page length can cause printing on the page
perforation. For additional information, see "Set Page Length (ESC C)" on
page 200.

Invoke Text Line Spacing (ESC 2)

This control sets the line spacing at the value set by the last Set Text Line Spacing
(ESC A) control received. The printer sets the line spacing to six lines per inch if no
ESC A has been issued.

Set Graphics Line Spacing (ESC 3)

This control changes the line spacing to the value specified by NN.
NN is a value that specifies the line spacing in units of 1/216 inch. Valid values are
0 to 255. If N equals 0, the printer ignores this control. The printer will adjust the
line spacing to the nearest 1/144 inch.
The application program is responsible for keeping track of the vertical position on
the current page relative to the current line spacing. Changing the line spacing
within a print job without changing the page length can cause printing on the page
perforation. For additional information, see "Set Page Length (ESC C)" on
page 200.

Set Top of Form (ESC 4)

This control establishes the current vertical position as the top of form.

Set Auto Line Feed (ESC 5)

This control sets the automatic line feed mode of the printer. When automatic line
feed is on, the printer does a line feed each time it receives a carriage return. When
1B 31
1B 32
1B 33 NN
1B 34
1B 35 NN
Appendix D. Personal Printer Data Stream (PPDS)
197