Samsung SP0802N - Normal Mode; Table 6-20 Power Conditions

DISK DRIVE OPERATION
SpinPoint P80 Product Manual Rev. 01
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6.5.3.4 Normal mode
In Normal mode, the drive is capable of responding immediately to media access requests, and commands
complete execution in the shortest possible time.
See specific power-related commands (Table 6-4).
The power conditions in each mode are shown in Table 6-20.
Table 6-20 Power Conditions
MODE SRST BSY DRDY Interface Active Media
SLEEP * x x * 0
STANDBY x 0 1 Yes 0
IDLE x 0 1 Yes 1
NORMAL x x x Yes 1
* : See 6.4.30
1 : Active
0 : Inactive
x : Doesn’t care