5.3 Host Commands
C141-E192-01EN 5-17
Table 5.3 Command code and parameters (3 of 3)
Command code (Bit) Parameters used
Command name
76543210FRSCSNCYDH
DEVICE CONFIGURATION
IDENTIFY
10110001YNNND
DEVICE CONFIGURATION SET 1 0 1 1 0 0 0 1 Y N N N D
READ NATIVE MAX ADDRESS
EXT *O
11111000NNNND
SET MAX ADDRESS EXT *O 1 1 1 1 1 0 0 1 N Y Y Y Y
FLUSH CACHE EXT *O 1 1 1 0 0 1 1 1 N N N N D
WRITE DMA EXT *O 0 0 1 1 0 1 0 1 N Y Y Y D
READ DMA EXT *O 0 0 1 0 0 1 0 1 N Y Y Y D
WRITE MULTIPLE EXT *O 0 0 1 1 1 0 0 1 N Y Y Y D
READ MULTIPLE EXT *O 0 0 1 0 1 0 0 1 N Y Y Y D
WRITE SECTOR (S) EXT *O 0 0 1 1 0 1 0 0 N Y Y Y D
READ SECTOR (S) EXT *O 0 0 1 0 0 1 0 0 N Y Y Y D
DOWNLOAD MICRO CODE 1 0 0 1 0 0 1 0 Y Y Y N D
Notes:
FR: Features Register
CY: Cylinder Registers
SC: Sector Count Register
DH: Drive/Head Register
SN: Sector Number Register
R: Retry at error
1 = Without retry
0 = With retry
Y: Necessary to set parameters
Y*: Necessary to set parameters under the LBA mode.
N: Not necessary to set parameters (The parameter is ignored if it is set.)
N*: May set parameters