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C141-E116-01EN5 - 14
5.3.1 Command code and parameters
Table 5.4 lists the supported commands, command code and the registers that needed parameters
are written.
Table 5.4 Command code and parameters (1 of 2)
Command code (Bit) Parameters used
76543210FRSCSNCYDH
READ SECTOR(S) 0 0 1 0 0 0 0 R N Y Y Y Y
READ MULTIPLE 1 1 0 0 0 1 0 0 N Y Y Y Y
READ DMA 1100100RNYYYY
READ VERIFY SECTOR(S) 0 1 0 0 0 0 0 R N Y Y Y Y
WRITE MULTIPLE 1 1 0 0 0 1 0 1 N Y Y Y Y
WRITE DMA 1100101RNYYYY
WRITE VERIFY 00111100NYYYY
WRITE SECTOR(S) 0 0 1 1 0 0 0 R N Y Y Y Y
RECALIBRATE 0 0 0 1 X X X X N N N N D
SEEK 0 1 1 1XXXXNNYYY
INITIALIZE DEVICE DIAGNOSTIC 1 0 0 1 0 0 0 1 N Y N N Y
IDENTIFY DEVICE 1 1 1 0 1 1 0 0 N N N N D
IDENTIFY DEVICE DMA 1 1 1 0 1 1 1 0 N N N N D
SET FEATURES 1 1 1 0 1 1 1 1 Y N* N N D
SET MULTIPLE MODE 1 1 0 0 0 1 1 0 N Y N N D
EXECUTE DEVICE DIAGNOSTIC 1 0 0 1 0 0 0 0 N N N N D*
FORMAT TRACK 0 1 0 1 0 0 0 0 N N Y* Y Y
READ LONG 0010001RNYYYY
WRITE LONG 0011001RNYYYY
READ BUFFER 11100100NNNND
WRITE BUFFER 11101000NNNND
IDLE 1
1
0
1
0
1
1
0
0
0
1
0
1
1
1
1
NYNND
IDLE IMMEDIATE 1
1
0
1
0
1
1
0
0
0
1
0
0
0
1
1
NNNND
STANDBY 1
1
0
1
0
1
1
0
0
0
1
0
1
1
0
0
NYNND
Command name