IBM IC35L040AVVN07-0 Hard Drive Specifications - Page 171
When B=1, MAX LBA/CYL which is set by Set Max LBA/CYL command is pre
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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 LBA/CYL which is set by Set Max LBA/CYL command is pre- served by POR. When B=0, MAX LBA/CYL which is set by Set Max LBA/CYL command will be lost by POR. B = 1 is not valid when the device is in Address Offset mode. Sector Number In LBA mode this register contains LBA bits 0 - 7 which is to be set. (L=1) In CHS mode this register is ignored. (L=0) Cylinder High/Low In LBA mode this register contains LBA bits 8 - 15 (Low), 16 - 23 (High) which is to be set. (L=1) In CHS mode this register contains cylinder number which is to be set. (L=0) H In LBA mode this register contains LBA bits 24 - 27 which is to be set. (L=1) In CHS mode this register is ignored. (L=0) Input parameters from the device Sector Number In LBA mode this register contains max LBA bits 0 - 7 which is set. (L=1) In CHS mode this register contains max sector number. (L=0) Cylinder High/Low In LBA mode this register contains max LBA bits 8 - 15 (Low), 16 - 23 (High) which is set. (L=1) In CHS mode this register contains max cylinder number which is set. (L=0) H In LBA mode this register contains max LBA bits 24 - 27 which is set. (L=1) In CHS mode this register contains max head number. (L=0) Deskstar 120GXP hard disk drive specifications 157