Parallel Interface(IEEE-1284)
Pin No. | Source | Compatibility | Nibble | Byte Mode | |
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1 | Host | nStrobe | HostClk | HostClk | |
2 | Host / Printer | Data 0 (LSB) | - | Data 0 (LSB) | |
3 | Host / Printer | Data 1 | - | Data 1 | |
4 | Host / Printer | Data 2 | - | Data 2 | |
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5 | Host / Printer | Data 3 | - | Data 3 | |
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6 | Host / Printer | Data 4 | - | Data 4 | |
7 | Host / Printer | Data 5 | - | Data 5 | |
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8 | Host / Printer | Data 6 | - | Data 6 | |
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9 | Host / Printer | Data 7 (MSB) | - | Data 7 (MSB) | |
10 | Printer | nAck | PtrClk | PtrClk | |
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11 | Printer | Busy | PtrBusy | PtrBusy | |
/Data3,7 | |||||
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12 | Printer | Perror | AckDataReq | AckDataReq | |
/Data2,6 | |||||
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13 | Printer | Select | Xflag | Xflag | |
/Data1,5 | |||||
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14 | Host | nAutoFd | HostBusy | HostBusy | |
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15 | - | NC | NC | NC | |
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16 | - | GND | GND | GND | |
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17 | - | FG | FG | FG | |
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18 | Printer | ||||
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19~30 | - | GND | GND | GND | |
31 | Host | nInit | nInit | nInit | |
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32 | Printer | nFault | nDataAvail | nDataAvail | |
/Data0,4 | |||||
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33 | - | GND | ND | ND | |
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34 | Printer | DK_Status | ND | ND | |
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35 | Printer | +5V | ND | ND | |
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36 | Host | nSelectIn |
31
