Z86017/Z16017 PCMCIA Interface Solution
Product Specification
32
Table 8. PCMCIA_ATA Memory Mapped Access
REG# A10 A[9:4] A3 A2 A1 A0 OE#
WE#
H
H
L
L
X
X
L
H
H
L
H
L
H
L
Status
Duplicate Even
Read Data
Status
Duplicate Even
Write Data
H
L
X
H
L
L
H
Duplicate Odd
Read Data
Duplicate Odd
Write Data
H
H
H
H
H
L
L
L
H
H
X
X
X
X
X
H
H
H
X
X
H
H
H
X
X
L
H
L
H
L
Duplicate Error
Alt Status
Drive Address
Even Read Data
Odd Read Data
Duplicate Feature
Device Control
Reserved
Even Write Data
Odd Write Data
H
H
X
X
H
Table 9. PCMCIA_ATA I/O Mapped Access
Primary
REG# A[9:0]
Secondary
A[9:0]
Contiguous
A[3:0]
IORD# = L
IOWR# = L
L
L
L
L
L
L
L
L
L
1F0H
1F1H
1F2H
1F3H
1F4H
1F5H
1F6H
1F7H
–
170H
171H
172H
173H
174H
175H
176H
177
00H
01H
02H
03H
04H
05H
06H
07H
08H
Read Data
Error
Write Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Drive/Head
Status
Sector Count
Sector Number
Cylinder Low
Cylinder High
Drive/Head
Command
–
Duplicate Even
Read Data
Duplicate Even
Write Data
L
L
–
–
–
–
09H
Duplicate Odd
Read Data
Duplicate Error
Duplicate Odd
Write Data
Duplicate
0DH
Feature
L
L
1F6H
3F7H
376H
377H
0EH
0FH
Alt Status
Drive Access
Device Control
Reserved
PS012002-1201
Addressing Modes
ZILOG [ ZILOG, INC. ]
