Register Address Decoding; Command Interface; General Feature Set; Supported Commands - Maxtor DiamondMax Plus8 20 Product Manual

ATA Bus Interface and ATA Commands
consumption for the overall system.
5.4

REGISTER ADDRESS DECODING

The Maxtor DiamondMax Plus8 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 Plus8 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 5-5.
Table 5-1 lists the supported commands.
CHECK POWER MODE
DEVICE CONFIGURATION FREEZE LOCK
DEVICE CONFIGURATION IDENTIFY
DEVICE CONFIGURATION RESTORE
DEVICE CONFIGURATION SET
DOWNLOAD MICROCODE
EXECUTE DRIVE DIAGNOSTIC
FLUSH CACHE
IDENTIFY DRIVE
IDLE
IDLE IMMEDIATE
5-2 DiamondMax Plus8 20/30/40GB AT
Table 5-1
Supported Commands
Command
Feature
Command
Register
Code
Value(s)
98h, E5h
B1h C1h
B1h C2h
B1h C0h
B1h C3h
92h 07h, 01h
90h
E7h
ECh
97h, E3h
95h, E1h