Datasheet

ATA Bus Interface and ATA Commands

5-2 Maxtor DiamondMax Plus9 60/80/120/160/200GB AT

power is applied with RESET- asserted, the Maxtor DiamondMax Plus9

disk media will not begin to spin up until RESET- is negated. This may

reduce maximum current consumption for the overall system.

5.4 REGISTER ADDRESS DECODING

The Maxtor DiamondMax Plus9 hard disk drives allow their host systems

to address the full set of command and control registers as specified in

clause 7 of the ATA/ATAPI-6 standard.

5.5 COMMAND INTERFACE

5.5.1 General Feature Set

The µProcessor, Disk Controller, and ATA Interface electronics are

contained in a proprietary ASIC developed by Maxtor.

5.5.2 Supported Commands

The Maxtor DiamondMax Plus9 hard disk drives support all the mandatory

commands from the general feature set for devices not supporting the

Packet command feature set. Refer to the ATA/ATAPI-6 standard for a

detailed description of these commands. The IDENTIFY DRIVE command,

however, is elaborated in the section "Identify Drive Command" on

page 5.

Table 5-1 lists the supported commands.

Table 5-1 Supported Commands

Command

Code

Feature

Value(s)

CHECK POWER MODE 98h, E5h

DEVICE CONFIGURATION FREEZE LOCK B1h C1h

DEVICE CONFIGURATION IDENTIFY B1h C2h

DEVICE CONFIGURATION RESTORE B1h C0h

DEVICE CONFIGURATION SET B1h C3h

DOWNLOAD MICROCODE 92h 07h, 01h

EXECUTE DRIVE DIAGNOSTIC 90h

FLUSH CACHE E7h

IDENTIFY DRIVE ECh