Device reset (ata command 08) – Quantum Audio Travan 40 Tape Drive STT3401A User Manual
Page 102

Chapter 5
ATAPI Interface
Page 94
Seagate Travan 40 Product Manual
DEVICE RESET (ATA Command 08)
The Device Reset command enables the Host to reset an individual device without
affecting the other device on the same IDE cable. This command shall be accepted
when BSY or DRQ is set to one, DRDY is cleared to 0, or DMARQ is asserted. This
command shall be accepted when in Sleep mode. The command will never end in an
error condition.
Host Taskfile Registers—Inputs
Data Bits
Host Taskfile
Register
7
6
5
4
3
2
1
0
HEX
Features
N/A
N/A
Sector Count
N/A
N/A
Sector
Number
N/A
N/A
Byte Count
High
N/A
N/A
Byte Count
Low
N/A
N/A
Device/Head
rsvd
LBA
rsvd
DEV
SAM LUN (not used)
Command
command
08
Host Taskfile Registers—Outputs
Data Bits
Host Taskfile
Register
7
6
5
4
3
2
1
0
HEX
Error
rsvd
tag type (not supported)
MCH
ABRT
EOM
ILI
01
Sector Count
ATAPI ‘signature’
01
Sector
Number
ATAPI ‘signature’
01
Byte Count
High
ATAPI ‘signature’
EB
Byte Count
Low
ATAPI ‘signature’
14
Device/Head
rsvd
LBA
rsvd
DEV
SAM LUN (not used)
Status
BSY
RDY
rsvd
DSC
DRQ
Corr
rsvd
CHK
00