ATA Bus Interface and ATA Commands
5-2
Maxtor MaxLine Plus II 250GB AT
overall system.
5.4
REGISTER ADDRESS DECODING
The MaxLine Plus II 250GB AT 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 MaxLine Plus II 250GB AT hard disk drive 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.
Table 5-1
Supported Commands
Command
Command
Code
Feature
Register
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
IDLE
97h, E3h
IDLE IMMEDIATE
95h, E1h
