SanDisk SDCFH-004G Product Manual - Page 60

Table 5-8, Identify Device Information

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ATA Command Description SanDisk CompactFlash Card OEM Product Manual Table 5-8 Identify Device Information Word Address 51 52 Default Value 0200h 0000h Total Bytes 2 2 53 0003h 2 54 XXXXh 2 55 XXXXh 2 56 XXXXh 2 57-58 XXXXh 4 59 010Xh 2 60-61 XXXXh 4 62 0000h 2 63 0X07h 2 64 0003h 2 65 0078h 2 (IDE Mode only) 66 0078h 2 (IDE Mode only) 67 0078h 2 68 0078h 2 69-79 0000h 20 80 00XXh 2 81 0000h 2 82 00X0h 2 83 4004h 2 84 4000h 2 85 0000h 2 86 0004h 2 87 4000h 2 88 0000h 2 89 XXXXh 2 90 0000h 2 91 XXXXh 2 92-127 0000h 72 128-159 0000h 64 160 0000h 2 161 0000h 2 162 0000h 2 Data Field Type Information PIO data transfer cycle timing mode Single word DMA data transfer cycle timing mode (not supported) Field validity Current number of cylinders Current number of heads Current sectors per track Current capacity in sectors (LBAs) (Word 57 = LSW, Word 58 = MSW) Multiple sector setting is valid Total number of sectors addressable in LBA Mode Single word DMA transfer (not supported) 0-7: Multiword DMA modes supported 15-8: Multiword DMA mode active Advanced PIO modes supported Minimum multiword DMA transfer cycle time per word in ns Recommended multiword DMA transfer cycle time per word in ns Minimum PIO transfer without flow control Minimum PIO transfer with IORDY flow control Reserved Major ATA version Minor ATA version Features/command sets supported Features/command sets supported Features/command sets supported Features/command sets enabled Features/command sets enabled Features/command sets enabled Ultra DMA Mode supported and selected Time required for security erase-unit completion Time required for enhanced security erase-unit completion Current advanced power management value Reserved Reserved vendor-unique bytes Power requirement description Reserved for assignment by the CFA Key management schemes supported 02/07, Rev. 12.0 5-6 © 2007 SanDisk Corporation

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ATA Command Description
SanDisk CompactFlash Card OEM Product Manual
Table 5-8
Identify Device Information
Word
Address
Default Value
Total Bytes
Data Field Type Information
51
0200h
2
PIO data transfer cycle timing mode
52
0000h
2
Single word DMA data transfer cycle timing
mode (not supported)
53
0003h
2
Field validity
54
XXXXh
2
Current number of cylinders
55
XXXXh
2
Current number of heads
56
XXXXh
2
Current sectors per track
57-58
XXXXh
4
Current capacity in sectors (LBAs)
(Word 57 = LSW, Word 58 = MSW)
59
010Xh
2
Multiple sector setting is valid
60-61
XXXXh
4
Total number of sectors addressable in LBA
Mode
62
0000h
2
Single word DMA transfer (not supported)
63
0X07h
2
0-7: Multiword DMA modes supported
15-8: Multiword DMA mode active
64
0003h
2
Advanced PIO modes supported
65
0078h
(IDE Mode only)
2
Minimum multiword DMA transfer cycle time
per word in ns
66
0078h
(IDE Mode only)
2
Recommended multiword DMA transfer cycle
time per word in ns
67
0078h
2
Minimum PIO transfer without flow control
68
0078h
2
Minimum PIO transfer with IORDY flow control
69-79
0000h
20
Reserved
80
00XXh
2
Major ATA version
81
0000h
2
Minor ATA version
82
00X0h
2
Features/command sets supported
83
4004h
2
Features/command sets supported
84
4000h
2
Features/command sets supported
85
0000h
2
Features/command sets enabled
86
0004h
2
Features/command sets enabled
87
4000h
2
Features/command sets enabled
88
0000h
2
Ultra DMA Mode supported and selected
89
XXXXh
2
Time required for security erase-unit
completion
90
0000h
2
Time required for enhanced security erase-unit
completion
91
XXXXh
2
Current advanced power management value
92-127
0000h
72
Reserved
128-159
0000h
64
Reserved vendor-unique bytes
160
0000h
2
Power requirement description
161
0000h
2
Reserved for assignment by the CFA
162
0000h
2
Key management schemes supported
02/07, Rev. 12.0
5-6
© 2007 SanDisk Corporation