Epson A794-D100 - Manual (Page 114)

Chapter 6: Programming Information A794 Owner’s Guide
March 1999 108
Bar Code Commands
These commands format and print bar codes and are described in order of their
hexadecimal codes.
Select Printing Position of HRI Characters
Prints HRI (Human Readable Interface) characters above or below the bar code.
ASCII GS H n
Hexadecimal 1D 48 n
Decimal 29 72 n
Value of n Printing position
0 = Not printed
1 = Above the bar code
2 = Below the bar code
3 = Both above and below the bar code
Default 0 (Not printed)
Select Pitch of HRI Characters
Select font used to print HRI characters.
ASCII GS f n
Hexadecimal 1D 66 n
Decimal 29 102 n
Value of n 0 = Standard Pitch at 15 CPI
1 = Compressed Pitch at 20 CPI
Default 0 (Standard Pitch at 15 CPI)