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Noted
( Stele/Timing E
J (
Formol l
~
(
Run
(symDols
J
Clock Period
i
>
60 ns
lKt
-------
Clock
Pod E3
Pod E2
Pod El
( :
0
a!)
~)o--c-~-oc-k---<u~--c-~-oc-k--~~~--c-~-oc_k
_ _
-,QJW2
. . . .
Le"""D"""e1"""! Pol
__ ..
_________
,..
__ _
lS ... 87 .... 0
ADOR
+
~~
................
~ ~
'"".-.-
•• - •• - . -
•• - . . - . -
. . - . - i .
~
I-:;"
1-.-. - .• -.. -. - .. -.. -.- •. -.
-i. '""".-. -. . -. . - . - •• -•• - . - . . -••
-l
~
t-::' "
~t-::'"
~
1-::-
rsm--
t-::' "
................
................
................
................
................
................
----------------
IS ... 67 .... 0
. .............. .
....................
................
................
................
. .............. .
Figure
2-1.
80386 Format Specification (Pods
1 - 3)
( Stole/Timing
E) (
F'ormot
I
~
(
Run
(symDols
J
Pod
ES
Pod
E4
Pod
E3
Clock Period {
>
60 ns
Kt
---~---
Clock
(:od!) ~>---c-:-c-k---<U
C:k
~~
C:k
~
l
" "' ( Lllij)""' L ""' a o""' e 1"""I
----------------
----------------
----------------
· - · Pol
15 ...
87 ....
0
IS ... 87 •...
0
IS ...
!!7 ..•. 0
LOCK
EJ, ................ , , ................ ,, ................
I
ERROR
El ..... • ............................................... .
Off
~~
...............
~
...............
~
.............. .
. . •.'...........
.
.
. . . . .
. . .
. . . . .
.
. .............. .
.•.
. .
. . .
. .
. . .
.
.
.
.
.
. .
.
. .
.
. . .
.
. .
. .
. .............. .
..
. . . . . . . . . . . .
.
. . .
.
. . . .
.
. . .
.
. . . . . .............. .
Figure
2-2.
80386 Format Specification
(Pods 3 - 5, lower portion of display)
Ten additional labels are
listed
off the screen. To view these signals,
select the Label field and rotate the knob on the front panel clockwise.
Figure 2-2 shows some of the lower labels, with the NMI, INTR,
READY, and ADS signals selected by jumper (see page 1-4).
Analyzing the Intel 80386DX
2-2
HP 103140
80386DX Preprocessor Interface
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