
Appendix C: Parallel Interface
The
C-1. Table of Connection Signals for Each Mode
Pin No. | Direction | Compatibility Mode |
| Nibble Mode | Byte Mode |
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Signal Name |
| Signal Name | Sginal Name |
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1 | In |
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| Host Clock | Host Clock |
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| STB |
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2 | In/Out |
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| DATA0 |
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| DATA0 | DATA0 *1 |
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3 | In/Out |
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| DATA1 |
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| DATA1 | DATA1 *1 |
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4 | In/Out |
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| DATA2 |
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| DATA2 | DATA2 *1 |
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5 | In/Out |
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| DATA3 |
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| DATA3 | DATA3 *1 |
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6 | In/Out |
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| DATA4 |
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| DATA4 | DATA4 *1 |
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7 | In/Out |
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| DATA5 |
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| DATA5 | DATA5 *1 |
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8 | In/Out |
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| DATA6 |
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| DATA6 | DATA6 *1 |
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9 | In/Out |
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| DATA7 |
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| DATA7 | DATA7 *1 |
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10 | Out |
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| Ptr Clock *1 | Ptr Clock *1 |
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| ACK OUT |
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11 | Out |
| BUSY OUT | Busy/DATA3,7 *1 | Busy |
| APPENDIX | |||||||||
12 | Out |
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| PE OUT | AkDR/DATA2,6 *1 | AkDR |
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13 | Out | SELECT OUT |
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| Xflg |
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| Xflg/DATA1,5 *1 |
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14 | In |
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| HOSTBUSY *1 | HOSTBUSY *1 |
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| AUTOFD IN |
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15 |
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| NC |
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| NC | NC |
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16 |
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| GND |
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| GND | GND |
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17 |
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| FG |
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| FG | FG |
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18 | OUT |
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| Logic H |
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| Logic H | Logic H |
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19 |
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| GND |
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| GND | GND |
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20 |
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| GND |
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| GND | GND |
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21 |
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| GND |
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| GND | GND |
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22 |
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| GND |
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| GND | GND |
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23 |
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| GND |
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| GND | GND |
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24 |
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| GND |
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| GND | GND |
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25 |
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| GND |
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| GND | GND |
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26 |
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| GND |
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| GND | GND |
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27 |
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| GND |
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| GND | GND |
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28 |
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| GND |
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| GND | GND |
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29 |
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| GND |
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| GND | GND |
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30 |
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| GND |
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| GND | GND |
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– 93 –