Contents of the ESC f (extended status) data block
Order of | byte | Data (in | Contents | Explanation |
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1 |
| 02 | STX code | Header: indicates the beginning of the |
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| data block |
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2 |
| xx | Status byte | Byte: indicates the status of the scanner |
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3 |
| 00 | 33 bytes | Byte counter: indicates the number of |
4 |
| 00 |
| bytes of status data |
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5 |
| xx | Scanner status | ‘‘1’’ in bit 7 indicates a fatal scanner error |
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6 |
| xx | ADF status | Bit 7: IST |
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| Bit 6: EN |
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| Bit 5: ERR |
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| Bit 3: PE |
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| Bit 2: PJ |
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| Bit 1: OPN |
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7 |
| xx | Maximum area | Indicates maximum scanning area with |
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| (4 bytes) | ADF |
8 |
| xx | ||
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9 |
| xx |
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10 |
| xx |
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11 |
| xx | T.P.U. | Bit 7: IST |
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| status | Bit 6: EN |
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| Bit 5: ERR |
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| Bit 1: OPN |
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12 |
| xx | Maximum area | Indicates maximum scanning area with |
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| (4 bytes) | Transparency Unit |
13 |
| xx | ||
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14 |
| xx |
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15 |
| xx |
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16−36 |
| 00 | Reserved | Reserved bytes |
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| (22 bytes) |
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IST: | ’1’ indicates option is installed |
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EN: | ’1’ indicates option is enabled (otherwise, it is disabled) | |||
ERR: | Logical OR of PE, PJ, and OPN |
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PE: | ’1’ indicates paper empty |
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PJ: | ’1’ indicates paper jam |
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OPN: | ’1’ indicates cover open |
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Note:
The numerical value of the byte counter consists of two bytes, with the lower byte preceding the higher byte.
Command Reference