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1.8” Portable Solid State Drive
Transcend Information Inc.
V1.2
51 0000h
F
15-8 PIO data transfer cycle timing mode
7-0 Reserved
52 0000h
X Obsolete
53 0007h
F
F
F
X
15-3 Reserved
2 1 = the fields reported in word 88 are valid
0 = the fields reported in word 88 are not valid
1 1 = the fields reported in words 70:64 are valid
0 = the fields reported in words 70:64 are not valid
0 1 = the fields reported in words 58:54 are valid
0 = the fields reported in words 58:54 are not valid
54 XXXXh
X Number of current cylinders
55 00XXh
X Number of current heads
56 XXXXh
X Number of current sector per track
57-58 XXXXh
X Current capacity in sectors
59 0101h
V
V
15-9 Reserved
8 1 = Multiple sector setting is valid
7-0 xxh = Setting for number of sectors that shall be transferred per interrupt on R/W Multiple
command
60-61 XXXXh
F Total number of user addressable sectors
62 0000h
X Obsolete
63 0007h
F
V
V
V
F
F
F
15-11 Reserved
10 1 = Multiword DMA mode 2 is selected
0 = Multiword DMA mode 2 is not selected
9 1 = Multiword DMA mode 1 is selected
0 = Multiword DMA mode 1 is not selected
8 1 = Multiword DMA mode 0 is selected
0 = Multiword DMA mode 0 is not selected
7-3 Reserved
2 1 = Multiword DMA mode 2 and below are supported
1 1 = Multiword DMA mode 1 and below are supported
0 1 = Multiword DMA mode 0 is supported
64 0003h
F
15-8 Reserved
7-0 Advanced PIO modes supported
65 0078h
F Minimum Multiword DMA transfer cycle time per word
66 0078h
F Manufacturer’s recommended Multiword DMA transfer cycle time
67 0078h
F Minimum PIO transfer cycle time without flow control
68 0078h
F Minimum PIO transfer cycle time with IORDY flow control
69-70 0000h
Reserved
71-74 0000h
Reserved for the IDENTIFY PACKET DEVICE command
75 0000h
F
Queue depth
15-5 Reserved
4-0 Maximum queue depth – 1