Specifications
EFP9800 ESC/POS Commands 
6– 64 3255 4073– 002 
Bar Code Commands 
These commands format and print bar codes on the receipt station. 
Select Printing Position of HRI Characters (Receipt Station) 
Prints HRI characters (Human Readable Interface) above or below the bar code. 
Hexadecimal  Decimal  ASCII  Value of n (Printing Position)  Default 
1D 48 n 29 72 n GS H n  0 = Not Printed 
1 = Above the Bar Code 
2 = Below the Bar Code 
3 = Both Above and Below the Bar Code 
0 
Select Pitch of HRI Characters (Receipt Station) 
This command is not implemented and is ignored if received. 
Hexadecimal Decimal  ASCII  Value of n (Pitch)  Default 
1D 66 n 29 102 n GS f n  0 = Standard Pitch at CPI 
1 = Compressed Pitch at 19 CPI 
0 
Select Height of Bar Code (Receipt Station) 
Sets the bar code height to n dots or n/144 inch. n is rounded up to the nearest 
multiple of 16. 
Hexadecimal Decimal  ASCII  Value of n Default 
1D 68 n 29 104 n GS H n 1-255  112  










