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8. Software commands
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IBM Software commands
ESC [ @ (27,91,64)D (1B, 5B, 40)H
Specifies or cancels double-width, double-height printing.
n1 n2 n1 n2 n1 n2 n1+n2
×
256
indicates the number of following data.
Normally,
n1=4 and n2=0.
m1 m2 m1 m2 m1 m2 {n1 = 4} {n2 = 0} {m1 = 00, 01, 02, 04, 08, 10, 20 H}
m3 m4 m3 m4 m3 m4 {m3 = 00, 01, 02, 10, 11, 12, 20, 21, 22 H}
{m4 = (00)H, (01)H, (02)H)} {m2 = 0}
This command specifies or cancels double-height, double-width
printing.
m1 = 1
: Specifies italic characters.
m1 = 2
: Cancels italic characters.
m1 = 4
: Specifies the outline characters.
m1 = 8
: Cancels the outline characters.
m1 = 16
: Specifies shadow characters.
m1 = 32
: Cancels shadow characters.
m2 :
Meaningless
m3 : High order half-byte (4 bit)
indicates
Line Feed.
Low order half-byte (4 bit)
indicates
High.
m4 : Low order half-byte (4 bit)
indicates
Width.
Line Feed indicates the mode where the line feed pitch is
doubled. High indicates the mode where the height is doubled.
Width indicates the mode where the width is doubled.
Setting is;
0
: Not changed
1
: Standard size
2
: Double size
3
or more: Same as 0.
Graphic symbols are printed in the standard size.
ESC [ K (27,91,75)D (1B, 5B, 4B)H
Software initial
n1 n2 n1 n2 n1 n2 n1+n2
×
256
indicates the number of the next data.
m1 m2 m1 m2 m1 m2
When
m1 =00, 04, FE H
, initialization is executed without clearing
m3 m4 m3 m4 m3 m4 downloading.
m1 =01, 05, FF H
, initialization is executed with clearing
download area.
m2 = 03, 16, 23, 24, B1, B4 H
, the next two bytes of data are valid.
Decimal Hex
Symbol
Function
Code
8-13
m 3 m 4
bit 7 0 : m 3 is valid. 0 : m 4 is valid.
1 : m 3 is invalid. 1 : m 4 is invalid.
bit 6 ————— Code page
0 : 437
1 : 850
bit 5 ————— —————
bit 4 LF code —————
0 : LF only
1 : LF + CR
bit 3 CR code —————
0 : C R only
1 : CR + LF
bit 2 Page length —————
0 : 11 inches
1 : 12 inches
bit 1 Zero font Printing range
0 : No slash 0 : 13.6 inches
1 : With slash 1 : 8 inches
bit 0 Character set —————
0 : Set 1
1 : Set 2