Table of Contents
Advertisement
2 1
A
B
c
o
E
2 1
2 2
IJ 2 4
Ell
PU
1
&1"'0
CtlK
~::
3C' - ,5 r!-' N C
~'3
,
~
..
"C5I1. 3 ...
r
3
I LS181A
I
14
~'.5DI'1
1'3
J I
.11
14.7456MHZ
2 3
2 4
."
C4'J.
uu'
R5
~
2~
!-'"
2
Q
2
,----.---.-T-
~N3UO
,
1
~51B
CIO,
33'"",
R7~'
'~R6
7.37'mz
i'
; ... C R I
2::"
3.88''''Z '
.... ,
,<-
2 5
2 6
.5V
U I 5
'5' R 4
41"
2:
~SlS7U1Q..i.HC
It!!Y
'--+-7--1>
CI
505,
~
ID
IU'
I
U 3 5
~
Ik
R 3
'3
Q
~,,~-tIlIl~~R~_~~
r 0 5
3
Q
•
' i '
5
U35
UI5
2 7
~
1'1
"
'."3,,,1"
' R ' ,~
lS32
U 2 3
II
e,
2Q
L!
Ht
to
~
5 157<1
~;25
U23
U45
~2D
8
9r--,lS08
112
J
lOAII-
, -
~12
lS126A
>----tl
:::
11 Nt
,
33'
~
...
C
c
~
'0
,'i'Clf' R8
K1
~
I:
1.~~~57B 'N~3;'
~ ~,?
,
13
R
211-
13
LS32
"'7
MI'
,
2IDAII-
PHI
PHI
3.6884MHZ
'--::CTC:;"-~'::-:'
'''',---- ..
- - - - - - - - - - - - - - - + - - - - - - - - - - - - - t -
2 PHI
7372811112
eTC PHI
1. 84321111Z
w
9
'5V
\ ,
R2
~
3.3'~
,
U25
. " 1>--" ...... -""' ...... - " " ' ,
2:"
?:R 3
3.3' 2:3.3.
R2 ?:R2
~UIT-
o
~I
Of-8f---~;-;,,:""'7
CLOSE JUMPER FOR EPROIIS
IIIIICH HAVE GAEATER THAN
U 3 3
25US ACCESS TIllE.
It
T
t5V
r
R "' E S:.:Ec.:.' _ · _ _ _ _ _ _ _ _ _ _ _ _
+--1f-_+--t-----. . . . . . .
~f-
RESET-
VOO
e3'
'--t--+---t-----...
~
"IT,
~.::.N~'.--------------~--~-~~---_
..
~
Q!D--J
L..--t--------
f~
U 3 4 ,
8 "
~-"~U~S~R9~.-----------
---4---~O
0
.~
INT-
NMt-
BUSHQ-
CLOSE JUMPER AFlER
SIGNATURE ANAlYSIS
TEST.
'~CLK
, - - -......
---,f----~g
'5V
'2: 3 . 3 ' ,
~3.3'
'1,.11"
~3.3'
~R2
R2
RI
R2
'0
'-"
."
,~~
U 2 5
1
o
6
~
I
so,
,}'P....:.
3 --",-,::,'':''''-{
U 3 4
5 0
t-=-+~I-'--'-"'i
~~:~~T~~:P::A~~;~:
L.. _______
-' - . , . , I C"' - . : : . • .:..' · -{
TEST.
"'V~5
U 2 5
MI-
27
RD·
~:-:-:----&-----+------f------i---------+---
'R'
~----------~------r_----_i_--~~~+_--
!:::~
r::c:: _ _ _ _ _ _ _ _
--<~--~--''-''"D.''-R9'-
.
...J
4
lSOB
6
RD-
IIIe RD-
MR·
MREIJ-
HALl-
'*
NC
B~~::~ Hio~'~N~C~~==~-----------------------------------------+~~~~.~'~·~.3~.~:~:~~:~;-,~I;~:-:~:~:~:~:~:~:-(
00-07
Z BOA
115
~
!I
~·"3
EPRO' "DR 'US
4
---I
lA4-AI5 MIC 'DDR BUS
CPU:::
::I::J
U 3 4
2 2
2 3
:'--H--H-
OJ
1 ......
_'+t~-:-9.., ~:
:'--'H~ "
1 ......
-CHi--;'.:-i
D 3
~-*D1
DI
l'~OO
6ND
2 4
AI2
~
SIGNA~~~:I &;~~~i~SA~~~~.
'"
~
'10
f,---"
L... _ _ _ _ _ _ _ _ _ _ _ _ _ _
1
0
0
3
aus .. ·
" f,-----'
U 4 5
10
" #--"
r-----ij-----~"
0
H
.7
~
, - -......
....:..'-17
'
151181
::
~fill::
V
15116.
r--.I.,
U 4 5
.. P3
3
3·
I
'1';---'
A3
VLSt26AH~13tl
A 2
:~
I
:
~
30
.3
"
U 4 5
"
U 2 3
6
"
2 5
2 7
e3'
041
'"
e3'
e3'
'"
041
c
~
I
E3'
ell
041
e3'
ell
E3'
'3'
'"
CII
E3'
E3'
e3'
03'
03'
03'
D3'
HP27130A
2 8
2 8
Figure 7
-1.
MUX Schematic Logic Diagram (Sheet 5 of 5)
7-11/7-12
A
B
c
o
E
Advertisement
Table of Contents
