Olivetti PR 4 Programmer's Manual page 48

ESC SP n
Set right-side character spacing
Hexadecimal code: 1B 20 n
n = 0-255
Range:
Sets the character spacing for the right side of the character using the horizontal motion units.
- The right-side character spacing is [n x (horizontal motion units)] inches.
Notes:
- This command is effective when the right side character spacing
[n x (horizontal motion units)] = 32/150 inches or less.
- The right-side character spacing for double-width mode is twice the normal value.
- If the value of n is out of the specified range, the printer ignores this command.
n = 0
Default:
References: GS P
ESC ! n
Select print mode(s)
Hexadecimal code: 1B 21 n
n = 0-255
Range:
Selects print mode(s) using n as follows:
Bit Off/On Hex
0 Off 00
On 01
1, 2 - -
3 Off 00
On 08
4 Off 00
On 10
5 Off 00
On 20
6 - -
7 Off 00
On 80
- When both double-height and double-width modes are selected quadruple size characters
Notes:
are printed.
- Bi-directional printing may cause printing position misalignment between the upper and
lower halves of the characters during double-height enlarged printing. Therefore, it is
better to select unidirectional printing (using ESC U) for double height enlarged printing.
- If you select the underline mode, some printed characters may be difficult to read because
the underline overlaps the lowest dots in the characters.
References: ESC E, ESC -
4-12
Decimal Function
0 Character font 9 x 9 selected.
1 Character font 7 x 9 selected.
- Undefined.
0 Emphasized mode not selected.
8 Emphasized mode selected
0 Double-height mode not selected
16 Double-height mode selected
0 Double-width mode not selected
32 Double-width mode selected
- Undefined.
0 Underline mode not selected
128 Underline mode selected
Epson TM-U950 Commands