Section 5: Interface Specifications
5.11 SINGLE JOB BUFFER
Timing Chart — Normal Processing
Power ON |
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| Pressing Start / Stop Key | Pressing Start / Stop Key | |
Printer side |
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Initial | XON | XON | XO FF | XO N | XOFF | XO N |
SD |
| 500ms |
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RD |
| STX · | · ETX (1) |
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| STX · · ETX (2 |
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Printer status |
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| O nline |
| O ffline |
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| Receive, analyze, edit (1) |
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| Receive, analyze | |
Print (1)
Note: This protocol will execute an “XON” polling at an interval of 500ms, from the moment the power is turned on until the recept
Timing Chart — Error Processing
Power O N | Head O pen | Head Closed | Pressing Start / Stop key | Paper End | Pressing Start / Stop key |
Printer side |
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SD | XOFF |
| XO N | XO FF |
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RD | STX · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · · ETX (1) |
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Printer status |
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| O nline | O ffline |
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| Receive, analyze, edit (1) |
| Receiv e, analyze | |
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| Print (1) | Print (1) |
Note: Paper End will be cleared when the Head has been closed.
Page | GT Series Operator’s Manual |
