Connector Pin Assignments
ATA/ATAPI (IDE) Standard Drive CableConnectorPin | Signal | Pin | Signal | Pin | Signal |
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1 | Reset | 15 | DD1 | 29 | DMAK |
2 | Ground | 16 | DD14 | 30 | Ground |
3 | DD7 | 17 | DD0 | 31 | INTRQ |
4 | DD8 | 18 | DD15 | 32 | IOCS16 |
5 | DD6 | 19 | Ground | 33 | DA1 |
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6 | DD9 | 20 | (Key) | 34 | PDIAG (cable detect) |
7 | DD5 | 21 | DMARQ | 35 | DA0 |
8 | DD10 | 22 | Ground | 36 | DA2 |
9 | DD4 | 23 | DIOW | 37 | CS1FX |
10 | DD11 | 24 | Ground | 38 | CS3FX |
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11 | DD3 | 25 | DIOR | 39 | DASP |
12 | DD12 | 26 | Ground | 40 | Ground |
13 | DD2 | 27 | IORDY |
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14 | DD13 | 28 | CSEL |
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Connector
Pin | Signal | Pin | Signal | Pin | Signal | Pin | Signal |
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1 | RESDRV_ | 18 | D15 | 35 | A0 | 52 | FP05 |
2 | GROUND | 19 | GROUND | 36 | A2 | 53 | FP06 |
3 | D07 | 20 | (key) | 37 | CS1FX | 54 | FP07 |
4 | D08 | 21 | DRQ | 38 | CS3FX | 55 | FP08 |
5 | D06 | 22 | GROUND | 39 | DASP | 56 | FP09 |
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6 | D09 | 23 | IOW | 40 | GROUND | 57 | FP10 |
7 | D05 | 24 | GROUND | 41 | +5VMLOG | 58 | FP11 |
8 | D10 | 25 | IOR | 42 | 59 | FP12 | |
9 | D04 | 26 | GROUND | 43 | GROUND | 60 | FP13 |
10 | D11 | 27 | IOCHDRY | 44 | AUDIO_L | 61 | FP14 |
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11 | D03 | 28 | CABLE SELECT | 45 | A_GROUND_R | 62 | FP15 |
12 | D12 | 29 | DAK | 46 | A_GROUND_I | 63 | FP16 |
13 | D02 | 30 | GROUND | 47 | audio_r | 64 | FP17 |
14 | D13 | 31 | IRQ | 48 | FP01 | 65 | FP18 |
15 | D01 | 32 | IO16 | 49 | FP02 | 66 | FP19 |
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16 | D14 | 33 | A1 | 50 | FP03 | 67 | FP20 |
17 | D00 | 34 | PDIAG | 51 | FP04 | 68 | FP21 |
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Service Reference Guide, dc7600 |