IBM IC25N020ATDA04 Hard Drive Specifications - Page 142
Minimum PIO Transfer Cycle Time With IORDY Flow Control, ATA-1, ATA-3 and ATA/ATAPI-4, ATA/ATAPI-5
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Word Content 64 0003H 65 0078H 66 0078H 67 00F0H 68 0078H 69-79 0000H 80 003CH 81 0015H 82 746BH Description Flow Control PIO Transfer Modes Supported 15- 8(=0) Reserved 7- 0(=3) Advanced PIO Transfer Modes Supported '11' = PIO Mode 3 and 4 Supported ns, 16.6MB/s) Manufacturer's Recommended Multiword DMA Transfer Cycle Time 15- 0(=78) Cycle time in nanoseconds(120ns, 16.6MB/s) Minimum PIO Transfer Cycle Time Without Flow Control 15- 0(=F0) Cycle time in nanoseconds (240ns, 8.3MB/s) Minimum PIO Transfer Cycle Time With IORDY Flow Control 15- 0(=78) Cycle time in nanoseconds (120ns,16.6MB/s) Reserved Major version number ATA-1, ATA-2, ATA-3 and ATA/ATAPI-4, ATA/ATAPI-5 Minor version number ATA/ATAPI-5 T13 1321D Revision 1 Command set supported 15(=0) Reserved 14(=1) 1=NOP command supported 13(=1) 1=READ BUFFER command supported 12(=1) 1=WRITE BUFFER command supported 11(=0) Reserved 10(=1) 1=Host Protected Area Feature Set Supported 9(=0) 1=DEVICE RESET command supported 8(=0) 1=SERVICE interrupt supported 7(=0) 1=release interrupt supported 6(=1) 1=look-ahead supported 5(=1) 1=write cache supported 4(=0) 1=supported PACKET Command Feature Set 3(=1) 1=supported Power Management Feature Set 2(=0) 1=supported Removable Media Feature Set 1(=1) 1=supported Security Feature Set 0(=1) 1=supported S.M.A.R.T. Feature Set Figure 86. Identify device information (3 of 7) Travelstar 48GH, 30GN & 15GN hard disk drive specifications 128