SanDisk CompactFlash Extreme III Product Manual page 100

CIS Description
Table 6-1
Attribute
Offset
136h
138h
13Ah
13Ch
13Eh
140h
142h
144h
02/07, Rev. 12.0
Card Information Structure
Data 7 6 5 4
61h LS AS
1 2
70h 1st I/O Base Address (LSB)
01h 1st I/O Base Address (MSB)
07h 1st I/O Range Length–1
76h 2nd I/O Base Address (LSB)
03h 2nd I/O Base Address (MSB)
01h 2nd I/O Range Length–1
EEh S P L M
1 1 1 0
6-16
SanDisk CompactFlash Card OEM Product Manual
3 2 1 0 Content Description
N Ranges–1 Number of Ranges is 2;
Size of each address is
1
2 bytes; size of each
length is 1 byte.
AS: Size of Addresses
0: No Address Present
1: 1Byte (8 bit)
Addresses
2: 2Byte (16 bit)
Addresses
3: 4Byte (32 bit)
Addresses
LS: Size of length
0: No Lengths Present
1: 1Byte (8 bit) Lengths
2: 2Byte (16 bit)
Lengths
3: 4Byte (32 bit)
Lengths
First I/O Range Base
is 170h
8 Bytes Total ==>
170-177h
Second I/O Range
Base is 376h
2 Bytes Total ==>
376-377h
Recommend IRQ Level IRQ Sharing Logic
Active in Card Control &
Eh = 14
Status Register, Pulse
and Level Mode
Interrupts supported,
Recommended IRQ's
any of 0 through 15(F).
S: Share Logic Active
P: Pulse Mode IRQ
Supported
L: Level Mode IRQ
Supported
M: Bit Mask of IRQs
Present
M=0 therefore bits 3-0
are single level, binary
encoded
© 2007 SanDisk Corporation
CIS
Function
I/O Range
Format
Description
I/O Length–1
I/O Length–1
TPCE_IR