B.2 Floppy Drive Connector (CN3)
33 | 31 | 3 | 1 |
34 | 32 | 4 | 2 |
Table B-2: Floppy drive connector (CN3)
Pin | Signal | Pin | Signal |
1 | GND | 2 | FDHDIN* |
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3 | GND | 4 | N/C |
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5 | GND | 6 | FDEDIN* |
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7 | GND | 8 | INDEX* |
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9 | GND | 10 | MOTOR 0* |
11 | GND | 12 | DRIVE SELECT 1* |
13 | GND | 14 | DRIVE SELECT 0* |
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15 | GND | 16 | MOTOR 1* |
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17 | GND | 18 | DIRECTION* |
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19 | GND | 20 | STEP* |
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21 | GND | 22 | WRITE DATA* |
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23 | GND | 24 | WRITE GATE* |
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25 | GND | 26 | TRACK 0* |
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27 | GND | 28 | WRITE PROTECT* |
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29 | GND | 30 | READ DATA* |
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31 | GND | 32 | HEAD SELECT* |
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33 | GND | 34 | DISK CHANGE* |
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* low active
Appendix B Pin Assignments | 89 |
