Z86017 Datasheet, PDF (45/138 Pages) Zilog, Inc. – PCMCIA Interface Solution

Z86017/Z16017 PCMCIA Interface Solution
Product Specification
31
Table 7. PCMCIA I/O Mode
Function Mode
Standby Mode
Byte Access
Word Access
I/O Inhibit
Odd-byte only
access
Byte Access
Word Access
I/O Inhibit
Odd-byte only
access
REG CE2 CE1 A0
X
HHX
H
HL L
H
HL H
H
LLZ
H
XXX
L
L HX
L
HL L
L
HL H
L
LLL
H
XXX
L
L HX
OE WE D15-D8
X X High-Z
L H High-Z
L H High-Z
L H Odd-byte
L H High-Z
L H Odd-byte
HL X
HL X
H L Odd-byte
HL X
H L Odd-byte
D7-D0
High-Z
Even-byte
Odd-byte
Even-byte
High-Z
High-Z
Even-byte
Odd-Byte
Even-byte
X
X
Table 8. PCMCIA_ATA Memory Mapped Access
REG# A10 A[9:4] A3 A2 A1 A0 OE#
H
LX
L L L L Read Data
H
LX
L L L H Error
H
LX
L L H L Sector Count
H
LX
L L H H Sector Number
H
LX
L H L L Cylinder Low
H
LX
L H L H Cylinder High
H
LX
L H H L Drive/Head
WE#
Write Data
Feature
Sector Count
Sector Number
Cylinder Low
Cylinder High
Drive/Head
Addressing Modes
PS012002-1201