A794 Owner’s Guide | Chapter 6: Programming Information |
Bar Code Commands
These commands format and print bar codes and are described in order of their hexadecimal codes.
These commands describe operation for 80 mm paper. If the printer supports 82.5 mm paper, the dot spacing is the same but there are 640 printable dots rather than 576 printable dots on 80 mm paper.
Select Printing Position of HRI Characters
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) |
Prints HRI (Human Readable Interface) characters above or below the bar code.
Select Pitch of 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) |
Selects standard and compressed font for printing Bar Code characters.
Select Bar Code Height
ASCII | GS h n |
Hexadecimal | 1D 68 n |
Decimal | 29 104 n |
Value of n: | Number of dots |
Range of n: | |
Default: | 216 |
Sets the bar code height to n dots or (n/8 mm , n/203 inch).
December 1999 | 121 |
