HB2881000A5 Datasheet, PDF (35/66 Pages) Hitachi Semiconductor – FLASH ATA Card 1 GByte

HB2881000A5
Secondary I/O map (INDEX = 3)
-REG A10 A9 to A4 A3 A2 A1 A0 -IORD = L
-IOWR = L
0
×
17H
0
0
0
0
Data register
Data register
0
×
17H
0
0
0
1
Error register
Feature register
0
×
17H
0
0
1
0
Sector count register Sector count register
0
×
17H
0
0
1
1
Sector number register Sector number register
0
×
17H
0
1
0
0
Cylinder low register Cylinder low register
0
×
17H
0
1
0
1
Cylinder high register Cylinder high register
0
×
17H
0
1
1
0
Drive head register
Drive head register
0
×
17H
0
1
1
1
Status register
Command register
0
×
37H
0
1
1
0
Alt. status register
Device control register
0
×
37H
0
1
1
1
Drive address register Reserved
True IDE Mode I/O map
-CE2 -CE1 A2
A1
A0
-IORD = L
-IOWR = L
1
0
0
0
0
Data register
Data register
1
0
0
0
1
Error register
Feature register
1
0
0
1
0
Sector count register
Sector count register
1
0
0
1
1
Sector number register
Sector number register
1
0
1
0
0
Cylinder low register
Cylinder low register
1
0
1
0
1
Cylinder high register
Cylinder high register
1
0
1
1
0
Drive head register
Drive head register
1
0
1
1
1
Status register
Command register
0
1
1
1
0
Alt. status register
Device control register
0
1
1
1
1
Drive address register
Reserved
35