| 5. | Character selection commands | 
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 | Command | Function | See page | 
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 | ESC M | Font Select | |
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 | ESC R | International Character Select | |
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 | ESC & | Downloaded Character Register | |
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 | ESC ? | Downloaded Character Delete | |
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 | ESC % | Downloaded Character Specify and Clear | |
| 6. | Barcode commands | 
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 | Command | Function | See page | 
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 | GS H | HRI Character Printing Set | |
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 | GS w | Width of Barcode Set | |
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 | GS h | Height of Barcode Set | |
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 | GS k | Barcode Print | |
| 7. Ruled line control commands | 
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 | Command | Function | See page | 
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 | DC3 A | Ruled Line Buffer A Select | |
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 | DC3 B | Ruled Line Buffer B Select | |
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 | DC3 C | Ruled Line Buffer Clear | |
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 | DC3 D | Write in Position Specified by Dot in Ruled | |
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 | Line Buffer | |
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 | DC3 L | Write in Position Specified by Line in | |
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 | Ruled Line Buffer | |
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 | DC3 + | Print Mode of Ruled Line Approve | |
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 | DC3 − | Print Mode of Ruled Line Prohibit | |
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 | DC3 P | 1 Dot Line of Ruled Line Print | |
8. Response commands (only for serial mode)
| Command | Function | See page | 
| GS a | Validity / Invalidity of Automatic Status | 
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| GS r | Status Transmit | |
| DLE EOT | Status Transmit in Real Time | |
| DLE ENQ | Major Buffers Clear in Real Time |