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4.3 SCSI Commands
C156-E224-01EN 4-19
(3) Caching page
Table 4.21 Caching page
Bit
Byte
76543210
0 PS (1) 0 Page Code (08h)
1 Page Length (12h)
2ReservedWCE
Reserved
RCD
3-19 Reserved
If the Write Cache Enable (WCE) bit is 0, the write cache function for the WRITE
(6), WRITE (10), and WRITE AND VERIFY commands is disabled. If the bit is
1, the write cache function is enabled.
If the Read Cache Disable (RCD) bit is 0, the read-ahead cache function for the
READ (6) and READ (10) commands is enabled. If the bit is 1, the read-ahead
cache function is disabled.
The values in the Caching page can be saved.
Table 4.22 Variable values in the Caching Page
Bit
Byte
76543210
200000101
3-19 00h
Table 4.23 Default values in the Caching Page
Bit
Byte
76543210
200000100
3-19 00h
(4) Power condition page
Table 4.24 Power condition page
Bit
Byte
76543210
0 PS (1) 0 Page Code (1Ah)
1 Page Length (0Ah)
2Reserved
3 Reserved Idle Standby
4-7 Idle Condition Timer (in units of 100 ms)
8-11 Standby Condition Timer (in units of 100 ms)