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Epson A794-D100 User Manual

Page 69

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A794 Owner’s Guide

Chapter 6: Programming Information

March 1999

63

Set Relative Print Position

Moves the print starting position the specified number of dots either right (up to the
right margin) or left (up to the left margin) of the current position. The print starting
position is reset to the first column after each line.

ASCII

ESC \ n1 n2

Hexadecimal

1B 5C n1 n2

Decimal

27 92 n1 n2

Value of n

To Move the Relative Starting Position Right of the Current Position:

n = Number of dots to be moved right of the current position
n1 = Remainder after dividing n by 256
n2 = Integer after dividing n by 256

The values for n1 and n2 are two bytes in low byte, high byte word orientation.

To Move the Relative Starting Position Left of the Current Position:

n = Number of dots to be moved left of the current position
n1 = Remainder after dividing (65,536-n) by 256
n2 = Integer after dividing (65,536-n) by 256

The values for n1 and n2 are two bytes in low byte, high byte word orientation.

Formulas

To move to the left:

The example shows how to set the relative position 20 dots to the left of the current
position.

65,536-20 = 65516
65,516/256 = 255, remainder of 236
n1 = 236, n2 = 255

To move to the right:

The example shows how to set the relative position 20 dots to the right of the current
position.

20/256 = 0, remainder of 20
n1 = 20, n2 = 0

Related Information

If the Set Horizontal and Vertical Minimum Motion Units command (1D 50) is used to
change the horizontal and vertical minimum motion unit, the parameters of this
command (Set Relative Print Position) will be interpreted accordingly. For more
information, see the description of the Set Horizontal and Vertical Minimum Motion
Units command (1D 50) in this document.