![](/images/new-backgrounds/1192644/19264465x1.webp)
SECTION 5
AT Interface Description
Interface Connector
All DiamondMax™ VL 17 AT drives have a
Striped Edge (Pin 1)
| Drive 1 - Slave (gray) |
System Connector (blue) | Drive 0 - Master (black) |
Figure
Data Connector
Pin Description Summary
PIN | SIGNAL |
| PIN | SIGNAL |
|
|
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|
|
01 | Reset - |
| 02 | Ground |
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03 | DD7 |
| 04 | DD8 |
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05 | DD6 |
| 06 | DD9 |
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07 | DD5 |
| 08 | DD10 |
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09 | DD4 |
| 10 | DD11 |
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11 | DD3 |
| 12 | DD12 |
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13 | DD2 |
| 14 | DD13 |
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15 | DD1 |
| 16 | DD14 |
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17 | DD0 |
| 18 | DD15 |
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19 | Ground |
| 20 | (keypin) |
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21 | DMARQ |
| 22 | Ground |
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23 | DIOW |
| 24 | Ground |
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25 | DIOR |
| 26 | Ground |
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27 | IORDY:DDMARDY:DSTROBE |
| 28 | CSEL |
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29 | DMACK - |
| 30 | Ground |
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31 | INTRQ |
| 32 | IOCS16 |
| Obsolete | |||
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| |
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33 | DA1 |
| 34 | PDIAG - |
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35 | DA0 |
| 36 | DA2 |
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37 | CS0 - |
| 38 | CS1 - |
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39 | DASP - |
| 40 | Ground |
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5 – 1