5. Serial Interface
1) | Synchronism | : Asynchronous | |
2) | Baud rate | : 1200, 2400, 4800, 9600 BPS (Selected by user) | |
3) | Composition of one word : Start bit | : 1 bit | |
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| Data bit | : 7 or 8 bit (selected by user) |
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| Parity bit | : Odd, even or parity (selected by user) |
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| Stop bit | : 1 bit or more. |
4) | Signal polarity | : | |
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| : Space = Logic “0” |
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| (+3V to +12V) |
4) | Receiving Control (DTR signal) |
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: Space = Data transfer possible
Pin No. | Signal | Direction | Function | |
| Name | Host / Printer |
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1 | FG |
| Safety Ground |
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3 | RD | → | Received Data | ¡ |
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7 | SG |
| Signal Ground |
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14 | FAULT | ← | Printer ALARM Signal | ¡ |
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20 | DTR | ← | Printer BUSY Signal | ¡ |
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Notes: | 1. The signal for |
2.Please always maintain the “Mark state”, when received data is not being transferred.
3.Compatible connector
Printer side: Equivalent to AMPHENOL
Cable side: Equivalent to AMPHENOL
CITIZEN | 14 |