75
Appendix A CIS Information
CIS addresses are defined as shown below, starting at address 000H in the attribute region. These
addresses are read-only.
Address Data
7
6
5
4
3
2
1
0
Description of Contents
CIS Function
000H
01H
CISTPL DEVICE
Device info tuple
Tuple code
002H
04H
TPL_LINK
Link length is 4 byte
Link to next tuple
004H
DFH Device type
WPS
Device speed
Device type = DH: I/O device
WPS = 0: No WP
Device speed = 7: ext speed
Device type,
WPS, speed
006H
4AH
EXT
Speed mantissa
Speed exponent
400 ns if no wait
Extended speed
008H
01H
1x
2k units
2 kbyte of address space
Device size
00AH
FFH
List end marker
End of device
END marker
00CH
1CH CISTPL DEVICE OC
Other conditions device info
tuple
Tuple code
00EH
04H
TPL_LINK
Link length is 4 bytes
Link to next tuple
010H
02H
EXT
Reserved
V
CC
MWAIT
3 V, wait is used
Other conditions
info field
012H
D9H Device type
WPS
Device speed
Device type = DH: I/O device
WPS = 0: No WP
Device speed = 1: 250 ns
Device type,
WPS, speed
014H
01H
1x
2 k units
2 kbyte of address space
Device size
016H
FFH
List end marker
End of device
END marker
018H
18H
CISTPL JEDEC C
JEDEC ID common memory
Tuple code
01AH
02H
TPL_LINK
Link length is 2 bytes
Link to next tuple
01CH
DFH PCMCIA’s manufacturer’s JEDEC ID code
Manufacturer’s ID code
JEDEC ID of PC
Card ATA
01EH
01H
PCMCIA JEDEC device code
2nd byte of JEDEC ID
020H
20H
CISTPL MANFID
Manufacturer’s ID code
Tuple code
022H
04H
TPL_LINK
Link length is 4 bytes
Link to next tuple
024H
07H
Low byte of PCMCIA manufacturer’s code
HITACHI JEDEC
manufacturer’s ID
Low byte of
manufacturer’s ID
code
026H
00H
High byte of PCMCIA manufacturer’s code
Code of 0 because other byte
is JEDEC 1 byte manufac ID
High byte of
manufacturer’s ID
code
028H
00H
Low byte of product code
HITACHI code for PC CARD
ATA
Low byte of
product code
02AH
00H
High byte of product code
High byte of
product code