Fujitsu MCJ3230AP, Product Manual

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4.5 ATA Commands
C156-E205-01EN 4-21
4.5 ATA Commands
Table 4.17 lists supported ATA commands.
This section represents ODD registers as shown below.
Cylinders High/Low registers: CY
Sector register: SC
Device/Head register: DH
Sector Number register: SN
Features register: FR
Table 4.17 Command codes and parameters
Protocol Command name Command Parameters used Section
code
FR SC SN CY DH
ND CHECK POWER MODE E5h y D 4.5.1
ND DEVICE RESET 08h D 4.5.2
ND EXECUTE DEVICE
DIAGNOSTIC 90h D* 4.5.3
ND FLUSH CACHE E7h y y y D 4.5.4
ND GET MEDIA STATUS DAh D 4.5.5
PI IDENTIFY PACKET DEVICE A1h D 4.5.6
ND IDLE IMMEDIATE E1h D 4.5.7
ND NOP 00h y 4.5.8
"
PACKET A0h y y y y D 4.5.9
ND SET FEATURES EFh y y D 4.5.10
ND SLEEP E6h D 4.5.11
ND STANDBY IMMEDIATE E0h D 4.5.12
""
RESERVED: Other codes
Notes:
1. y - This register contains parameters effective to run the command.
D - Indicates that only the Device parameter is effective and the LUN
parameter is ineffective.
D* - Device 0 is addressed, but both devices execute the command.
2. The protocol above indicates the command protocol used.