11.6 Other timings

See HOST INTERFACE section for timings which are not shown here.

Table 11.6-1 Other timings.

 

Function and Intervals

Timeout

 

•

POWER ON TIMINGS

 

 

 

From power on to BSY=1

400 ns

maximum

 

From Power on to BSY=0, DRDY=1

31 s

maximum

•

SOFT RESET TIMINGS

 

 

 

From soft reset assertion (SRST=1) to BSY=1

400 ns

maximum

 

From soft reset negation (SRST=0) to drive ready (BSY=0, DRDY=1)

10 sec

maximum

•

HARD RESET TIMINGS

 

 

 

From hard reset assertion to BSY=1

400 ns

maximum

 

From hard reset negation to drive ready (BSY=0, DRDY=1)

31 sec

maximum

•

DATA IN COMMANDS

 

 

 

From writing to command register to BSY=1

400 ns

maximum

 

From BSY=1 to BSY=0, DRQ=1, INTRQ set (When the drive is in idle mode)

20 sec

maximum

 

From BSY=1 to BSY=0, DRQ=1, INTRQ set (When the drive is in standby mode)

35 sec

maximum

 

Drive Busy during data transfer

5 ∝s

minimum

•

DATA OUT COMMANDS

 

 

 

From writing to command register to BSY=1

400 ns

maximum

 

From BSY=1 to BSY=0, DRQ=1

700 ∝s(*1)

maximum

 

Drive Busy during data transfer

5 ∝s

minimum

 

From BSY=1 to INTRQ set (When the drive is in idle mode)

10 sec

maximum

 

From BSY=1 to INTRQ set (When the drive is in standby mode)

25 sec

maximum

• NON-DATA COMMANDS

 

 

 

From writing to command register to BSY=1

400 ns

maximum

 

From BSY=1 to INTRQ set (When the drive is in standby mode)

17 sec

maximum

• DMA DATA TRANSFER COMMANDS

 

 

 

From writing to command register to BSY=1

400 ns

maximum

(*1) When the following commands are issued by the host as First Command after hardware reset, the command’s time-out value of the field is 10 seconds.

Security Diable Password Security Erase Unit Security Set Password Security Unlock

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