S1R72U16 查看數據表（PDF） - Seiko Epson Corp
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S1R72U16 Datasheet PDF : 37 Pages
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7. Register
7. Register
7.1 Register Map
7.1.1 IDE Mode Register Map
XHCS1_T
H
H
H
H
H
H
H
H
L
L
L
L
L
L
L
L
XHCS0_T
L
L
L
L
L
L
L
L
H
H
H
H
H
H
H
H
Pin
HDA2_T
L
L
L
L
H
H
H
H
L
L
L
L
H
H
H
H
HDA1_T
L
L
H
H
L
L
H
H
L
L
H
H
L
L
H
H
HDA0_T
L
H
L
H
L
H
L
H
L
H
L
H
L
H
L
H
Register
Read
Write
Data (16bit)
Error
Feature
Sector Count
LBA Low
LBA Mid
LBA High
Device
Status
Command
none
none
none
none
none
none
Alternate Status
Device Control
none
Figure 7.1 IDE mode register map
7.1.2 CPU Mode Register Map
Pin
XCS
CA3
CA2
CA1
CA0
L
L
L
L
L
L
L
L
L
H
L
L
L
H
L
L
L
L
H
H
L
L
H
L
L
L
L
H
L
H
L
L
H
H
L
L
L
H
H
H
L
H
L
L
L
L
H
L
L
H
L
H
L
H
L
L
H
L
H
H
L
H
H
L
L
L
H
H
L
H
L
H
H
H
L
L
H
H
H
H
Register
Read
Write
Data (16bit)
Error
Feature
Sector Count
LBA Low
LBA Mid
LBA High
Device
Status
Command
none
none
none
none
none
none
Alternate Status
Device Control
none
Figure 7.2 CPU mode register map
12
EPSON
S1R72U16 Data Sheet (Rev. 2.00)
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