ATA Command for ATAPI DVD-ROM Devices
N o . | OP Code | OP Code |
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- | 00h | Nop |
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1 | 08h | ATAPI Soft Reset |
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2 | 20/21h | Read Sector (s) |
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3 | 90h | Execute Drive Diagnostics |
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4 | A0h | ATAPI Packet Command |
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5 | A1h | ATAPI Identify Device |
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6 | E0h | Standby Immediate |
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7 | E1h | Idle Immediate |
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8 | E2h | Standby |
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9 | E3h | Idle |
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10 | E5h | Check Power Mode |
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11 | E6h | Sleep |
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12 | E7h | Flush Chache |
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13 | ECh | ATA Identify Device |
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14 | EFh | Set Feature |
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7. Power Requirements |
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7.1. Source Voltage | +5 V |
| +5 V |
7.1.1. Spike | 100 mV |
7.1.2. Ripple | 100 mV |
7.2. Current Drain (Typical value) | +5 V |
7.2.1.Sleep | 28 mA (DVD/CD) |
7.2.2.Standby (Laser off, Motor off) | 30 mA (DVD/CD) |
7.2.3. Continuous Read (Data/Audio) | 690 mA (DVD |
| 550 mA (CD |
| 735 mA (CD |
7.2.4.Idle (Laser on, Motor on) | 530 mA (DVD) |
| 530 mA (CD) |
7.2.5. Average (20% Random Access) | 710 mA (DVD |
| 720 mA (CD |
7.2.6. Maximum (100% Random Access) | 740 mA (DVD |
| 760 mA (CD |
22/28 |
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