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Intel 80386

Intel 80386
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LOCAL BUS CONTROL
PAL
DESCRIPTIONS
PALl6R8
PAL
DESIGN
SPECIFICATIONS
PART
NUMBER:
80386
LOCAL
BUS
CONTROLLER
-
PAL
1
80386
LOCAL
BUS
CONTROLLER
:
PAL
1
OF
2
INTEL,
SANTA
CLARA,
CALIFORNIA
CLK2
CLK
ADS
READY
WR
CSOWS
CSlWS
CSIO
RESET
GND
OE
QO
Ql
LO
Ll
L2
PIPE
IDLE
NA
VCC
/PIPE:=
RESET
+ /CLK *
/PIPE
+
CLK
*
PIPE
+
/PIPE
*
READY
+ IDLE
+
ADS
*
/PIPE
/IDLE:=
/CLK *
/IDLE
* /RESET
+
/IDLE
*
PIPE
* /RESET
+
/IDLE
*
READY
* /RESET
+ /ADS *
CLK
*
/PIPE
* /RESET
/NA:=
/Ll
+
L2
+ /CLK * /NA
+
CLK
*
LO
*
NA
+
/LO
* /NA *
QO
+ /LO * /NA *
Ql
/L2:=
/CLK *
/Ll
*
/L2
* /RESET
+
/LO
*
/L2
* /NA * /RESET
+
/Ll
*
/L2
*
READY
* /RESET
+
LO
*
Ll
*
/L2
*
QO
* /RESET
+
/LO
*
/Ll
* /RESET
+ /CLK *
CSOWS
*
CSlWS
* CSIO *
/IDLE
*
LO
*
Ll
*
L2
* /RESET
/Ll:=
RESET
+ /CLK *
LO
*
/Ll
+
LO
*
/Ll
*
READY
+
CSlWS
*
/Ll
*
L2
+
LO
*
/Ll
*
L2
+
LO
*
L2
* /QO *
/Ql
+
LO
*
/Ll
* /QO *
/Ql
+ /CLK *
CSOWS
*
CSlWS
* CSIO *
/IDLE
*
LO
*
L2
/LO:=
/LO
*
/L2
* /RESET
+
/LO
*
Ll
*
QO
* /RESET
+
CSlWS
*
/CSIO
* /LO *
/Ll
* ./RESET
+ /ADS *
CLK
* CSIO *
LO
*
/Ll
*
L2
* /RESET
+ /ADS *
CLK
*
LO
*
/Ll
*
L2
* /QO * /RESET
+
CLK
* CSIO *
/IDLE
*
LO
*
/Ll
*
L2
* /RESET
+
CLK
*
/IDLE
*
LO
*
/Ll
*
L2
* /QO * /RESET
+ /ADS *
CLK
*
/Ll
*
/L2
* /QO *
/Ql
*
/READY
* /RESET
/Ql:=
RESET
+
QO
*
/Ql
+
CLK
*
QO
+
LO
*
/Ql
+
CSlWS
*
/Ll
*
L2
*
/Ql
+
Ll
*
/L2
*
/Ql
/QO:=
RESET
+ /CLK * /QO *
Ql
+
CLK
*
QO
*
/Ql
+
/LO
*
Ll
*
L2
*
/QO
*
/Ql
+
LO
*
/Ll
* /QO *
/Ql
+
CSlWS
*
/Ll
*
L2
* /QO *
/Ql
+
/Ll
*
/L2
* /QO *
/Ql
*
WR
+ /LO *
Ll
* /NA * /QO *
/Ql
DESCRIPTION
This
PAL
is
the
first
0'
two
PALs
that
implement
a
386
bus
controller
Figure A-3.
PAL-1
Equations
A-14

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