TransAct Ithaca 8000 Programmer's Manual page 203

Programming Codes
Function Print and Feed Paper
ASCII [ESC] J <n>
Hexadecimal 1BH 4AH <n>
Decimal <27> <74> <n>
Range 0 n
Description The [ESC] J <n> command prints the data in the print buffer and feeds the paper
[n x (1/144)] inches, which means that the printer can feed the paper in half-dot
units.
changing the line spacing set by other commands.
Function Print and Reverse Feed <n> Lines
ASCII [ESC] K <n>
Hexadecimal 1BH 4BH <n>
Decimal <27> <75> <n>
Range 0 n
Description The [ESC] K <n> command prints the data in the print buffer and feeds the paper
[<n> x (1/144)] inches in the reverse direction. Consequently, the printer can
feed the paper in half-dot units in the reverse direction. The command is used to
temporarily feed a specific length without changing the line spacing set by other
commands.
Function Print and Reverse Feed
ASCII [ESC] j
Hexadecimal 1BH 6AH
Decimal <27> <106>
Range 0 n
Description The [ESC] j command prints the data in the print buffer and feeds the paper one
line in reverse.
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The command is used to temporarily feed a specific length without
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Ithaca 8000 Programmer's Guide
Page 189