CompactFlash Memory Card Product Manual
SanDisk CompactFlash Memory Card Product Manual © 1998 SANDISK CORPORATION
97
Attribute
O f f s e t
D a t a
7
6
5
4
3
2
1
0
Description of Contents
CIS Function
134h
EAh
R
1
S
1
E
1
IO AddeLines
Ah = 10
Supports both 8 and 16 bit
I/O hosts. 10 Address lines
with range so card will
respond only to indicated
(170-177, 376-377) on A9
through A0 for I/O cycles. IO
AddrLines:#lines decoded
E:Eight bit only hosts
supported
S:Sixteen bit hosts
supported
R:Range Follows
TPCE_IO
136h
61h
LS
1
AS
2
N Ranges - 1
1
Number of Ranges is 2; Size
of each address is 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
I/O Range Format
Description
138h
70h
1st I/O Base Address (lsb)
First I/O Range base is
13Ah
01h
1st I/O Base Address (msb)
170h
13Ch
07h
1st I/O Range Length - 1
8 bytes total ==> 170-177h
I/O Length - 1
13Eh
76h
2nd I/O Base Address (lsb)
2nd I/O Range base is
140h
03h
2nd I/O Base Address (msb)
376h
142h
01h
2nd I/O Range Length - 1
2 bytes total ==> 376-377h
I/O Length - 1
144h
EEh
S
1
P
1
L
1
M
0
Recommend
IRQ Level
Eh = 14
IRQ Sharing Logic Active in
Card Control & 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 so bits 3-0 are single
level, binary encoded
TPCE_IR