Seagate Medalist SL Product Manual page 38

30 Medalist SL Family Product Manual, June 1996
continued from previous page
Word Description
Maximum sectors
47
per interrupt per R/W
Multiple command
Double word I/O
48
Capabilities
49
Reserved
50
PIO timing mode
51
DMA timing mode
52
Current valid
53
Current cylinders
54
Current heads
55
Current sectors per
56
track
Current sectors
57–58
Current multiple
59
mode
LBA total sectors
60–61
Single-word DMA
62
Multiword DMA
63
Advanced PIO
64
Value
0010 R/W Multiple supported;
H
16 sectors per block
0000 Not supported
H
0B01 IORDY, DMA, LBA
H
supported
0000
H
0200
H
0000 Multiword DMA mode 0
H
supported
0003 54–58, 64–70 valid
H
ST5540A = 1,050
ST5851A = 1,656
ST51080A = 2,100
ST51270A = 2,485
16
63
ST5540A = 1,058,400 (CHS)
ST5851A = 1,669,248 (CHS)
ST51080A = 2,116,800 (CHS)
ST51270A = 2,504,880 (CHS)
0100 Word 59 is valid.
H
0 sectors per block
ST5540A = 1,058,400
ST5851A = 1,669,248
ST51080A = 2,116,800
ST51270A = 2,504,880
0007 Single-word modes
H
active;
Single-word modes
0, 1 and 2 supported.
0107 Mode 1 is active; modes
H
0, 1 and 2 are supported.
0003 Modes 3 and 4 are
H
supported.