smc256af Numonyx, smc256af Datasheet - Page 43

• Manufacturer Part Number: smc256af
• Description: 32 Mbyte, 64 Mbyte, 128 Mbyte, 256 Mbyte And 512 Mbyte 3.3 V / 5 V Supply Compactflash? Card
• Manufacturer: Numonyx

SMCxxxAF
7.5
Table 39.
–
CE2
1
1
1
1
1
1
1
1
0
0
True IDE mode addressing
When the card is configured in the True IDE mode, the I/O decoding is as shown in
True IDE mode I/O decoding
–
CE1
0
0
0
0
0
0
0
0
1
1
A2
0
0
0
0
1
1
1
1
1
1
A1
0
0
1
1
0
0
1
1
1
1
A0
0
1
0
1
0
1
0
1
0
1
Select Card/Head register
Alternate Status register
Sector Number register
Cylinder High register
Sector Count register
Cylinder Low register
Status register
Drive Address
Error register
Data register
–
IORD=0
Select Card/Head register
Sector Number register
Device Control register
Cylinder High register
Sector Count register
Cylinder Low register
Command register
Feature register
Data register
–
Reserved
Software interface
IOWR=0
Table
43/82
39.