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11.6 Other timings
See HOST INTERFACE section for timings which are not shown here.
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 µs
minimum
• DATA OUT COMMANDS
From writing to command register to BSY=1 400 ns maximum
From BSY=1 to BSY=0, DRQ=1 400 ns maximum
Drive Busy during data transfer
5 µs
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
Table 11.6-1 Other timings.