IDE hard drive connectors (CN7, CN8)
IDE hard drive connectors (CN7, CN8)
Pin | Signal | Pin | Signal |
1 | IDE RESET | 2 | GND |
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3 | DATA 7 | 4 | DATA 8 |
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5 | DATA 6 | 6 | DATA 9 |
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7 | DATA 5 | 8 | DATA 10 |
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9 | DATA 4 | 10 | DATA 11 |
11 | DATA 3 | 12 | DATA 12 |
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13 | DATA 2 | 14 | DATA 13 |
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15 | DATA 1 | 16 | DATA 14 |
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17 | DATA 0 | 18 | DATA 15 |
19 | SIGNAL GND | 20 | N/C |
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21 | N/C | 22 | GND |
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23 | IO WRITE | 24 | GND |
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25 | IO READ | 26 | GND |
27 | IO CHANNEL READY | 28 | ALE |
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29 | N/C | 30 | GND |
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31 | IRQ14 | 32 | IOCS16 |
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33 | ADDR 1 | 34 | N/C |
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35 | ADDR 0 | 36 | ADDR 2 |
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37 | HARD DISK SELECT 0 | 38 | HARD DISK SELECT 1 |
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39 | IDE ACTIVE | 40 | MGND |
Chapter 2 Installation 31
