Epson 4500 - Manual (Page 290)

Commands Arranged by Topic
ESC Z Select Quadruple-density Graphics Mode
Format:
ASCII code: ESC Z n1 n2
Decimal:
27 90
n1 n2
Hexadecimal: 1B 5A n1 n2
Comments:
Turns on B-pin, quadruple-density graphics mode. The total number
of columns = n1 + (n2 x 256).
ESC * Select Graphics Mode
Format:
ASCII code: ESC * m n1 n2
Decimal :
27 42
m n1 n2
Hexadecimal: 1B 2A m n1 n2
Comments:
Turns on graphics mode m. Refer to the following table for details on
the available modes. The total number of columns = n1 + (n2 x
256).
Option
Single-density
Double-density
High-speed double-density*
Quadruple-density*
CRT I
CRT II
Single-density
Double-density
CRT III
Triple-density
Hex-density*
Pins m Horiz. density
(dots/in)
8 0 60
8 1 120
8 2 120
8 3 240
8 4 80
8 6 90
24 32 60
24 33 120
24 38 90
24 39 180
24 40 360
* Adjacent dots cannot be printed in this mode
Command Summary 9-39