Hitachi 7K250 Specifications - Page 197
When B=1, MAX Address which is set by the Set Max Address Ext command is
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Output parameters to the device B Option bit for selection whether nonvolatile or volatile. B=0 is volatile condition. When B=1, MAX Address which is set by the Set Max Address Ext command is preserved by POR. When B=0, MAX Address which is set by the Set Max Address Ext command will be lost by POR. B=1 is not valid when the device is in Address Offset mode. Sector Number Current Set Max LBA (7:0) Sector Number Previous Set Max LBA (31:24) Cylinder Low Current Set Max LBA (15:8) Cylinder Low Previous Set Max LBA (39:32) Cylinder High Current Set Max LBA (23:16) Cylinder High Previous Set Max LBA (47:40) Input parameters from the device Sector Number (HOB=0) Set Max LBA (7:0). Sector Number (HOB=1) Set Max LBA (31:24). Cylinder Low (HOB=0) Set Max LBA (15:8). Cylinder Low (HOB=1) Set Max LBA (39:32). Cylinder High (HOB=0) Set Max LBA (23:16). Cylinder High (HOB=1) Set Max LBA (47:40). Deskstar 7K250 Hard Disk Drive Specification 183