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ASCII Code ESC * m nL nH d1 dk

Hex Code 1B 2A m nL nH d1 dk

Dec Code 27 42 m nL nH d1 dk

Purpose Prints dot-graphics in 8- or 24-dot columns, depending on the following parameters:

mSpecifies the dot density

nL, nH

Specifies the total number of columns of graphics

 

data that follows (number of dot columns) = ((nHx

 

256) + nL)

d1 dk

Bytes of graphics data; k is determined by multiplying

 

the total number of columns times the number of

 

bytes required for each column

Dot density is described in the table below:

Parameter

Horizontal

Vertical

Dots per

Bytes per

m in ESC *

density (dpi)

density (dpi)

column

column

 

 

 

 

 

0

60

60

8

1

 

 

 

 

 

1

120

60

8

1

 

 

 

 

 

2

120

60

8

1

 

 

 

 

 

3

240

60

8

1

 

 

 

 

 

4

80

60

8

1

 

 

 

 

 

6

90

60

8

1

 

 

 

 

 

32

60

180

24

3

 

 

 

 

 

33

120

180

24

3

 

 

 

 

 

38

90

180

24

3

 

 

 

 

 

39

180

180

24

3

 

 

 

 

 

40

360

180

24

3

 

 

 

 

 

 

Where:

 

 

 

0 <= nL <= 255

0 <= nH <= 31

m = 0, 1, 2, 3, 4, 6, 32, 33, 38, 39 40

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Printronix P7000 H-Series, PSA3 manual Select Bit Image