FTP-627MCL Series
■INTERFACE
1. Centronics interface
(1) Connector (CN1) |
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Connector part number |
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Mating connector part number : | ||||||||||||||||
(2) Connector pin assignment |
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No. |
| Signal | I/O |
| Contents | No. |
| Signal | I/O | Contents | ||||||
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| 1 |
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| PRSTB | I |
| Data strobe | 2 | — | Connected to logic GND | ||||||
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| 3 |
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| PRDT0 | I |
| Data 0 | 4 | — | Connected to logic GND | ||||||
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| 5 |
| NOT |
| Data 1 | 6 | — | Connected to logic GND | ||||||||
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| PRDT1 | I |
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| 7 |
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| PRDT2 | I |
| Data 2 | 8 | — | Connected to logic GND | ||||||
| 9 |
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| PRDT3 | I |
| Data 3 | 10 | — | Connected to logic GND | ||||||
11 | PRDT4 | I |
| Data 4 | 12 | — | Connected to logic GND | |||||||||
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13 | PRDT5 | I |
| FOR | — | Connected to logic GND | ||||||||||
| Data 5 | 14 | ||||||||||||||
15 | PRDT6 | I |
| Data 6 | 16 | — | Connected to logic GND | |||||||||
17 |
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| DESIGN | — | Connected to logic GND | ||||||||||
PRDT7 | I | Data 7 | 18 | |||||||||||||
19 | ACKNLG | O | Data input acknowledge | 20 | — | Connected to logic GND | ||||||||||
21 | BUSY | O | Busy | 22 | NEW | |||||||||||
— | Connected to logic GND | |||||||||||||||
23 | RINF2 | O | Printer status 2 | 24 | — | Connected to logic GND | ||||||||||
25 | SLCTIN | I | Printer select | 26 | INPRM | I | Reset | |||||||||
27 | RINF1 | O | Printer status 1 | 28 | RINF3 | O | Printer status 3 | |||||||||
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29 | ATF |
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| I | Paper feed request | 30 | GND | — | Logic GND | |||||||
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Notes: |
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• | Symbol |
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• |
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• | “I” or “O” means a signal direction from the interface board side. |
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(3) Connector pin number
(4) Data input signal timing
PRDT0~7 |
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t1 | t3 |
PRSTB | t2 |
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BUSY |
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| t4 |
ACKNLG | t5 |
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Data set time | :t1≥0.5 μsec | |
PRSTB pulse width | :t2≥0.5 μsec | |
Data hold time | :t3≥0.5 μsec | |
PRSTB to BUSY= “H” | :t4≤0.5 μsec | |
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| :t5≈5.0 μsec |
ACKNLG pulse time |
7