Cis Description - SanDisk CompactFlash Extreme III Product Manual

CHAPTER 6
This section describes the Card Information Structure (CIS) for SanDisk CompactFlash
Memory cards.
Table 6-1
Attribute
Offset
000h
002h
004h
006h
008h
00Ah
00Ch
00Eh
010h
012h
014h
016h
018h
01Ah
01Ch
01Eh
020h
022h
024h
© 2007 SanDisk Corporation

CIS Description

Card Information Structure
Data 7 6 5 4
01h CISTPL_DEVICE
04h
DFh Dev ID Type
Dh = I/O
12h Speed Mantissa = 2h
X
79h X Speed Mantissa = Fh
Extreme III
01h # Address Unit – 1 = 1x
FFh List End Marker
1Ch CISTPL_DEVICE_OC
04h
03h Reserved = 0
D9h Dev ID Type
Dh = I/O
01h # Address Unit – 1 = 1x
FFh List End Marker
18h CISTPL_JEDEC_C
02h
DFh PCMCIA JEDEC Manufacturer's ID
01h PCMCIA Code for PC Card-ATA No Vpp Required
20h CISTPL_MANFID
04h
45h Low Byte of PCMCIA Manufacturer's Code
3 2 1 0 Content Description
Device Info Tuple
Link is 4 bytes
W Speed I/O Device, Wait State,
Extended Speed
1 7h = Ext
Speed Exponent = 2h
120 ns if no wait
Speed Exponent = 1h 80 ns if no wait
Side Code = 2k units (One) 2 kB of Address
End of Devices
Other Conditions
Info Tuple
Link is 4 Bytes
V W Conditions: 3V operation
CC
A is allowed and WAIT
I
T
W Speed = 1h I/O Device, WPS,
1 Speed = 250 ns
Side Code = 2k units 2 kB of Address Space
End of Devices
JEDEC ID
Common Memory
Link is 2 bytes
First byte of JEDEC ID
for SanDisk PC Card
Second Byte of
JEDEC ID
Manufacturer's ID Tuple
Link is 4 bytes
SanDisk JEDEC
Manufacturer's ID
6-1
CIS
Function
Tuple Code
Link to
next tuple
Device ID,
WPS, Speed
Extended
Speed
Extended
Speed
Device Size
Space
End Marker
Tuple Code
Link to Next
Tuple
3 V Operation,
Wait Function
is used
Device ID,
WPS, Speed
Device Size
End Marker
Tuple Code
Link Length
Byte 1,
JEDEC ID of
ATA 12V Device 1
(0-2K)
Byte 2,
JEDEC ID
Tuple Code
Link Length
Low Byte of
PCMCIA
Mfg ID
Rev. 12.0, 02/07