Digital PDFs

MP00498

November 1978

160 pages

Original

214MB

Document:	MS780 Field Maintenance Print Set
Order Number:	MP00498
Revision:	000
Pages:	160
Original Filename:

OCR Text

"THE MATERIAL HEREIN IS FOR INFORMATION PURPOSES ONLY
AND IS SUBJECT TO CHANGE WITHOUT NOTICE . DIGITAL EQUIPMENT
CORPORATION ASSUMES NO RESPONSIBILITY FOR ANY ERRORS
WHICH MAY APPEAR HEREIN ."

FIELD MAINTENANCE PRINT SET

"THIS DRAWING AND SPECIFICATIONS, HEREIN, ARE THE PROPERTY OF DIGITAL EQUIPMENT CORPORATION
AND SHALL NOT BE REPRODUCED OR COPIED OR USED IN WHOLE OR IN PART AS THE BASIS FOR THE MANUFACTURE OR SALE OF ITEMS WITHOUT WRITTEN PERMISSION . COPYRIGHT©
, DIGITAL EQUIPMENT
CORPORATION . "

197 7

TABLE OF CONTENTS
B-TC-MS78¢-¢-l
B-DD-MS 78¢-¢
E-UA-MS78¢-¢-¢
A-PL-MS78¢-¢-¢
D-MU-MS78¢-¢-2 _
• D-BD-MS78¢-¢-3
D-TD-MS78¢-¢-4
D-FD-MS78¢-¢-5 ·
D-IC-11780-0-3
E-IA-7013625-0-0
E-MD-5012465-0-0
E-UA-M8211-¢-0'
B-PL-M8211-¢-¢
D-CS-M82ll-.0-l
E-UA-M8212-¢-.0
B-PL-M8212-¢-.0
D-CS-M8212-¢-l
E-UA-M8213-.0-.0
B-PL-M8213-.0-f6
D-CS-M8213-f6..;,l
E-UA-M8214-f6-f6
B-PL-M8214-¢-¢
D-CS-M8214-f6~1
E-UA-M8210-0-0
E-PL-M82I0-0-0 D -CS-M8210-0- I
D-IA-7014250-0-0
D-IA-7014529--0-0
D-IA-7014212-0-0

,,.

SUPPLY.MEMORY OPTION

rt)

,.i
en
m

z
~

;;;

Ill

. >a:
!
•z

E- AD - 70 14 9 5 7- 0- 0

Ill

I·

·:

D-IA-7014213-0-0

CABLE, AC> DC LO
CA BL E , OV E ~ T E MP

> <( a)

•'?'....

::!

11780 MOS MEMORY ASSY (MS78¢) (TC)
11780 MOS MEMORY ASSY (MS78¢)
11780 MOS MEMORY ASSY (MS780')
11780 MOS MEMORY ASSY (MS78.0) (PL)
MODULE UTILIZATION MOS MEMORY
MS78¢ MOS MEMORY BLOCK DIAGRAM
MS78f MOS MEMORY TIMING DIAGRAM
MS78f6 MOS MEMORY FLOW DIAGRAM
11780 SUB SYSTEM DIAGRAM
BACKPIANE ASSY (MEMORY)
ETCH CIRCUIT BOARD
MAY (M82ll)
MAY (M8211)
MAY (M8211)
MDT (M8212)
MDT (M8212)
MDT (M8212)
MCN (M8213)
MCN (M8213)
MCN (M8213)
MSB (M8214)
MSB (M8214)
MSB (M8214)
MAY (M8210)
MAY • ( ~~ 8 210 )
MAY (M8210)
CABLE POWER RTR MEMORY (BLACK)
CABLE POWER -t 5 MEMORY (RED)

~~
i ~
g co ~
(.)

UNIT VARIATIONS
.COVEREQ BY THIS
PRINT SET

MS78,0-BA

MS780

MS780-CA
MS780-Cl3

Field Maintenance
-Print Set

MS78~-C C

MS 780 - CD
MS78.0'-D8
MS78i)-DD

Digital Equipment
Corporation
PRINT SET ORDER NO.
MP0~498

USED ON OPTION/MODEL

P. BOUDREAt SEP 7

11780

V) (./)

DATE

o. HEALY

NOV77

P~
- :-f.N~G'?U
/
·- ~

FIELD SERV.

DATE

... ~ J'
'!Ct

.._

Ill

TITLE:

CHK'D

11780 MOS MEMORY ASSY
(MS78¢)

f',...

~ ~

ldl i fgl ilt lal II

DATE

ORN.

~ "''°

ORB 124

SHEET I

OF ....l._

DATE

fJo\)

l1 . ,,,:.f ; :· ,:, -..,,, tS ~,~v
- ' v - ,)-:

·t1

SIZE

I TC

DIST.

CODE

NUMBER

MS780-0-1

I I I I I
\\N

REV.

" TH E MATERIAL HEREIN IS FOR INFORMATION PURPOSES ONL Y
AND I S SU BJECT TO CHANGE WITHOUT NOTICE. DIGITAL EQUIPMEN T
CORPORATION ASSUMES NO RESPONSIB ILI TY FOR ANY ERRORS
WHICH MAY APPEAR HEREIN ."

" THIS DRAWING AND SPECIFICATIONS , HEREIN , ARE THE PROPERT Y OF DIGITAL EQUIPMENT CO RP ORATION
AND SHALL NOT BE REPRODUCED OR COPIED OR USED IN WHOLE OR IN PART AS THE BASIS FOR TH E MANU FACTURE QR SALE OF ITEMS WITHOUT WRITTEN PERMISSION . COPYRIGHT ©
DIGITAL EQUIPMENT CORPORATION .

DRAWING DIRECTORY

1977

·-

UNIT VARIATIONS
VAR

& MS780-BA & MS780-DA CANN·)T BE I NTERMIXEO IN THE SAME BACKPLANE.

TITLE

MS780-AA

128K BYTE MEM AND CONTROL 2 M8211,
M8212. M8213. M8214 ANJL SPACE FOR
7 MORE MS780-B H7100-A POS, H7102
H7103 REG. 115V 50/60 HZ

MS78,0-AB

MS78,0-AA EXCEPT H7100 ·B P.S. 230V AC
50160 HZ

MS78,0-BA

128K BYTE EXPANSION 2 M8211

MS780-CA

256KB MEM AND CONTROL M8210
Ma?t2, M8213 , M8214 AND SPACE
FOR 15 MORE MS 780 - ..Q
H7100-A POS, H7102 H 71.0 3
REG. 115V 50/60 HZ

MS780-C B

MS780-CA EXCEPT
23OV AC 50/60 HZ

MS780-DA

256K BYTE EXPANSION M8210

MS78~-DB

512"- BYTE EXPANSICN M8210

rvt, ltSIIJ-OC

1024K BYTE EXPANSICN M82T0

MS780-DD

2048K BYTE EXPANSICN M821~

M<:;7Qll\_(Y'

C:ZI.~ ZI.C: M<:;7R~-rZI.
!.TTl'fll.l c:: 1 'l ~ t> """"''
2 -MR21 rJ + c;pl).('F i:;np 1 ,1 IIN"'lov MC:7Q/A-n
c;Zl,MJ;' Zl.c; M<:;7Rti-rR ;; • ~ ~ 1 WT'l'l-l c:; 1 ?I:' A. Mt::'M
2-M8210 + SPACE FOR 14 M)RE MS78~-D
L'v

M<:;780-m

>
w

z
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en
0
en

w
c.::,

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u
DRB 106A

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u 0

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rt')

3
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I

11780

~ :IE ~ ~
~ ~ ~

P. BOUDREAU
CHK'D.

SEP 77
DATE

D. HEALY

N0'

J 1 .'....lt.,.

Pf,3.00.
SHEET

)4,,-

I•

· ·t

t-Jo v

DATE

•

TITLE

ldl i 191 i It lal I I

11780 MOS MEMORY ASSY (MS780)

DATE
Ny:.: &'
~~
;~-/t4e- ,
IS
71 SIZE CODE

I'-lf)

~ '0 ~ CJ
i\)-

DATE

USED ON OPTION/MODEL

IS s
co ~
~ CD
I'-- r,...
I'- U)

ORN.

H 7 I ~ 0 - 8. P. $ .

Rrv

MS78~-0

I I I I l I I

B DD

,,!1-fr, DIST.

NUMBER

rh-cJ>SLSW

~nwnN

'1\3~
"TH IS DRAWING AND SPECIFICATIONS, HEREIN, ARE
TH E PROPERTY OF DIGITAL EQUIPMENT CORPORATION
AND SHALL NOT BE REPRODUCED OR COPIED OR USED
IN WHOLE OR IN PART AS THE BASIS FOR THE MANUFACTURE OR SALE OF ITEMS WITHOUT WRI.T TEN PERMISSION .
COPYRIGHT© 77DIGITAL EQUIPMENT CORPORATION"

~
2

r------'

3000

3ZIS

Ci)

11780 MOS MEMORY
ASSY (MS78¢)
E-UA-MS78¢-¢-¢
A-PL-MS 78¢-¢-¢

Cp
I

E-IA-7013625-0-0

POWER SUPPLY
H710'¢
B-DD-H71¢¢-¢

POWER REGULATOR
H71¢2
B-DD-H710'2-¢

M.D.T.
B-DD-M8212-¢

M.C.N.
B-DD-M8213-¢

M.S.B.
B-DD-M8214-¢

CARD CAGE
(MEMORY)

BACKPLANE ASSY

E-IA-7013 711-0-0

M.A . Y.
B-DD-M8211-¢

(MEM)

I
POWER REGULATOR
H71,03
B-DD-H7103-0

cp
7

I
BLANK MO DULE
ASSY
D-IA-7014 103-0-0

& M8211 (64K BYTE) CANNOT BE INTERMIXED W I TH THE M8210 (256K BYTE) IN THE SAME BACKPLANE.

TITLE

NUMBER

11 7 80 MOS MEMORY ASSY
(MS78~ )
SHEET

OR B 107

BDD

MS780-0

REV

DESCRIPTION

DRAWING NO.

a..

>I-

I I

DRAWING NO.

a..

DESCRIPTION

>I-

z
LL

MP00498
B-TC-MS78¢-¢-l
E-UA-MS78L-0-0
A-PL-MS780'-i-¢
B-IA-7418724-0-0
B-MD-7418738-0-0
B-MD-7419484-0-0
D-IA-7014234-0-0
D-IA-7014212-0-0
D-IA-7014529-0-0
D-IA-7014250- 0-0
D-IC-11780-0•1
D-IC-117 80-o:.2
D- IC-11780 -0-3
D-MU-MS78¢-.0-2
D-BD-MS 780-0-3
D-TD - MS78x,- 0-4
D-FD-.MS780-0-5
C-M0-74194 54-0-0

11780 MOS MEMORY ASSY (MP)
11780 MOS MEMORY ASSY (TC)
11780 MOS MEMORY ASSY (MS780')
11780 MOS MEMORY ASSY (MS78¢) (PL)
PLATE. STUD P.C. BOARD
PLATE. P.C. BOARD
COVER MEMORY
CABLE +SB AND +12
CABLE, AC, DC LO
CABLE . +5 MEMORY (RED)
CABLE. POWER RTR MEMORY (BLACK)
11780 SYSTEM POWER DIAGRAM
11780 SYSTEM INTERCONNECT DIAGRAM
11780 SUB SYSTEM INTERCONNECT
MS78¢ MODULE UTILIZATION MOS MEMORY
MS780 MOS MEMORY BLOCK DIAGR.Ai.~
• MS780 MOS MEMORY TIMING DIAGRAM
MS780 MOS MEMORY FLOW DIAGRAM
COVER, MEMORY BACKPLANE

D-IA-7O14213-J-)

CAB l E

E - AC -7C I 4 9 S 7• 0- 0

SUPPLY, MEMOqy OPT iON

E-IA-7013711-0-0
C-MD-7417930-0-0
C-MD-7417914-0-0
C-MD-7417910-0-0
c-MD-7417912-0-0
C-MD-7417911-0-0
C-MD-741794 2-0-0
C-MD - 7418194-0-0
C-MD-7418181-0-0
C-MD-7417913-0-0

E-IA-7013625-0-0
E-MD-5012465-0-0
C-MD-7417867-0-0

A-SP-7013625-0-0
TYPE:

E
M
E/ M

ORB 108A

ELECTRICAL
MECHANICAL
ELECTR O/MECHA NICAL

OVE A. iEMP .

CAGE (MF.MORY)
MOUNTING BAR VERTICAL
BRACKET BOTTOM REAR
BRACKET CARD GUIDE
BRACKET BOTTOM CARD GUIDE
BRACKET TOP CARD GUIDE
HANDLE CARD CAGE
STIFFENER
STIFFENER CORNER
BRACKET TOP REAR

CARn

BACKPLANE ASSY (MEM)
ETCH CIRCUIT BOARD
BAR MOUNTING

PROCESS SPEC

K-WL-7013625-0-1
A-WT-7013625-0
A-DC-7411881-0-0

WIRE LIST (MEM)
A.W.T. REV. STATUS
DECAL A.W.T. RE' ' . STAT~·s

lF 1 M

B-DD-H7100-0

POWER SUPPLY (H7100)

E IM

B-DD-H71_02-0

POWER REGULATOR H7102

EIM

B-DD-H7103-.0

l'OWER REGULATOR B7103

EIM

D-IA-7014103-0-0
E-MD-7418172-0-0

.BLANK MODULE ASSY
BLANK MOil.JLE

B-DD-M8211-0

M.A.Y.

· E 1M

B-DD-M8212-,0

M.D.T.

EIM

B-DD-M8213-0

M.C.N.

E 1M

B-DD-M8214-0

M.S.B.

IE 1M

B-DD-Ma 21 0-es

M./l.. Y.

E/M
E/M

IE IM
M

M
M

E/M
E/M
E/M
E/M
EIM

E
E/M
E/M
E/M
E
E
E
M
E/M

E/M
M
M

M
M

M
M
M
M
M
M
M

E/M
E/M
M

EIM

ldl i lgl i It lal II

TITLE

11780 MOS MEMORY ASSY
(MS7 8~)

:/M
SHEET J

OF 3

SIZE CODE

NUM BER

B DD

MS780-d

I DV I
i

•

_ _!.:.E.
_G
_E
_N
_ D _ _ _ _ _ _ _ Nu TE. s : ( Pt:.R,.._,..., -m S\-\t.E.,'( ONl-'1',)
I. CARD GUIDE TO BE INSTALLED A S FOLL OWS,
NUMBER
YAR lAT!ON
ITEM 15 I N ALL ODD ROWS 1,3 1 5 ET C
MS?B~-cc 512 l:'.B MEMO/i?Y~CONT. ~1 5780 - AA I28K SY TE 11 eM ( CONT-P.
ITEM I~ IN ALL EVEN ROWS 2 .4 ,6 ETC .
2 · MB2 I(1, M82 I2, M82 l 3,
2· 1-'8211 M~?IZ M8i: l3
2, FOR SY'.'>TE M INTER CONNECTI ON SE E
MB2t<t~SPACE FOR /'I
M82l 4 1 SCA CS F:::R 7
D· I C· 11781i! - 0 · 3
MORE M57B(/J-DA
MORE M S78Q! · 5
3. FOR SYS TEM CABLE INTERCONNECTION St e
Hl/00 -A P. 5. H7l(12
H712J0-A P.5., H7102 ,
D· IC - 1178(.l-(l)-2.
H7/(l)3 12EG.
H7103 REG
'1 . F OR SYSTEM A/C INTERCONNECTION SE E
!WV AC 5q,'6 0 Hi!.
MS78(/J-DD

2 MB EXPANSION
8·M82 / (l)

115Y.A.C. 5O/6OH2

MS78¢- CD SAM£ AS MS7e:¢ ·CA
EXCEfTT H71(1;j-8 PS.
U(IV AC 5()/tO Hl

MIi IIJ 1111111111 1111 111111111111II I ~ ~

I'\'}
13
(QTY~)
12
- - ~5~~6 l~M R E F - - - - - - ---,

10 .82. JN

r - -- z74.lfM'i1 R r. -

- - --

...i

15 (QTYIO )
lr:, (G,TY 10)

17 (QT Y ~')

SEE NOiE I
( SHEE"'i I)

D·IC- 11'780 · 0·1
5. FOR M578 ¢ MODULE UTILIZATI ON SEE

Mc,-78al·AB M5780·AA EXCEPT

D-MU· M S781ZH!!-0

H 71 0 0 -B P.S.
230V.A.C, SO/6O HZ

FCP g;p ii.I ST l" ~

M578¢ - BA 128K BYTE O T IN S! ON
2 ·MS8211
MS,50-C A 2.56KB MEMOR'/& COIJTf\
I-M821il>,M8212 ,M82l3
M82 14-& SPACE F Of\ 15
MORE MS18<Z>·DA
H<i0<t,-A P.5 . , H7 l<Z>2
Hl Hl>c. REG
I ISV. A.C . S<Z>/~ Hr.'.

CF D:

P i

7, FOR SYS TEM E>,PAN SI C'N REF ER TO
U· ML'·M",7S¢-¢ · 2..,
d. OPTION MOUIJTING H ARDWARE,
FOR IN STALLATI ON
REF E - U"'-- lllS0-0· 0

M51S<Z>·CB SAME AS M'=>7 80-CA
EKCEPT H1100·B P.S .
23(/)V. A.C. 50/6(1> He.

MS78(b·DA 25<;.KB EXPANSIDl\l
1-MBZl<t>

~,SC>

REF

MS78¢ ·C8 5121:B EXPANSIOI.J

2·M82I~

M S78\i!!-DC 1MB EXPANSION
4-M82IG

OAN C, E"R

.so
RE.I'

12. '
1:, r REF.
14 )

t--

36
II
4-3 (0 TY 2)
SEE "lO'TE B ,5HECT I )

17 (QTY 'l-')

33(Q,Y Z)

5~7

/S><tCT I )

~E.[ NOT E!:.

~-EE "1C TE i ·· ~r--1~'=.T _ 1

41
5£[ N GT [

1e 1::i.,.Yz)

15(on 10)

/S at [T I)

I (,, ('JTY 10)

34 (QTY 2)

23
24

SS E NOTE5 2 ,3 & 4 :'., H£;T I/

SECTION A-A
SEE NOTE 8 ( SHE IT 1)

SC/\LE 1/1
TYP 2 PLACES

C
0 POWER NORM
0 PLIJu !N REG FAI L
0 OVER CURRENT
0 OVER VOLTA!,E
0 Pl,/~ !NV FAIL Pl:,,./( R
lEMP

Dovrn

•

~ ll:J y
~

ONLY

L _ _ _ - -- - - ' - - - - - - ~ - ' - FOR PARTS LIST SEE A-PL ·MS780·i:H~

•

': _ _ _ __.__ __ _ _i_ _ __

·---_J ____..;..______.______,;. . J_ _ _ ___,__ _ _ _...:;2;;..__ _ _---L,_ _ _ __!.,1_ __

_j_ - - - - !S. _

NOT[S: (PER'TAl>ISTOSHE.E.T*2 Q.ILY'.'I
I. l ~ JUMPER PLACt.D ACROSS PAIR OF r:N ·.
Dt:SlGNI\TED.
J
-~NO JUMP!:R .
2. BACKPLANE SLOT DESIGNATION :
EXI\MPLE: CAZ. C•CONN. BLOCK, A • r!NGER
2 • SIDE
3. N.C. MEANS NO CONNECTION TO THAT SLOT.
4. Jl<'o 15 CONNECTED ONLY IF TRM BOARD
(M~040) IS lN SLOT • t .
5. MEMORY TIMING SEQUENCE $HOWS POWl:.R
TURN ON •TURN OFF ORDER ONLY. [T DOES
NOT INDICATE RELATIVE TIME RELAnONSHIPS
THIS TIMING IS FOR A NON BATTERY BACKED
UP SYSTEM.
H
G.. MEMORY CONFIGURATION GUJD(LINE5°
A. ALL B"CKPL/<NES COME FROM MANUFACTURING
CONFIGURED AS Mt MORY CONTROLLER ti 1.
8. ROM BOOTSTAP WILL ALWAYS BE ON
MEMOR Y CONTROLLER "I.
C. MEMOR Y CONTROLLER WITH RON BOOTSTR,I.
IS SYSTEM CRITJCI\L AND '//ILL ACTIVATE
FAIL ON POWER DOWN .
D. MEMORY CONTROLLERS WITHOUT ROM,ARE NOT
SYSTEM CR!TlCI\L AND WILL USE ALERT
MECHANISM f'OR CHANGE. lN POWER STATUS.
E. MEMORIES WILL T'iPlCALLY BE HIGHEST
F
PRIORITY ON TH[ eus.
F. STARTING ADDRESS STRAPP[NG 15 ONLY
USED BY THE MEMORY ON COLD POWER UP
SO EACH MEMORY ASSUlllt.S SOME UNIQUE
PREDfflNED ADDRESS . ACTUAL OPERATING
STl\."lTING i',DDRESS IS LOADED BY THE
SOFTWARE TO E1'C.H MEW.OR'( COlrTFIOLLER.
Y INTERLE"-V[D MEMORY CONTROLL[RS MUST
BC CCNTJC,UOUS BUS TR LEVELS. THE'!" MUST
ALSO H..Wt THE. $AMI: STARTING 1'DDRESS
AND ARRAY SlZE. Cti COLD POWER UP,
U!T[RLEAVE 81T IS CLU\R'ED. -INTERLEAVE.
BIT IS SET BY THE SOFTWARE.
E
J. ONLY TWO WAY [NTERL[AVINC', IS ALLOWED.
WITH FOUR Cf\~ TPOLLERS, CONTROLLERS lt2
COLILD BE INTERLEAVED AND CO~OLLERS
3•4 COULD BE INTERLE/1'/ED,
7. 14SPAR[ JUMPERS NOT USED AT THJS T!IIIE.

TYPICAL MEMORY CONFI GURATION$
BUS TR
MEMORY
FAIL
CONTROLL ER NO LEVFL STRAPPING
I
I
w

LEVEL

IRD

""'""'""'~.., STRAPPING
-

0
I

4 MEGABYTE

8 MEGABYTE

12MEGABYTE
I
SEE NOTE 6 ('<>IJ. EE, "2-)

JZI

STARTING ADDRESS STRAPPING
.J21-I( µ,im

TR
,_ ·-

MEMOR'f C~TROLLER STARTING ADDRESS
AFTER COLD POWER UP ONLY
0 MEGA BYTE

4 MEGA

BYTE

6 ME.GA

BYTE

12 MEGA

BYTE

- - - 1
- - 1 - - l l
- l - - .l - l
- 1 J -

FAIL STRAPPll\j.;,
w-BACKPLANt. WlRE FROM D2\:82 TO C20V2 ALLO't: S TH!:
MEMORY TO ACTIVAT~ THE BUS 581 FAIL L SIGtlAL FOR
PO•,l:r_o r~tL\NC co"':.n:_. ;,,,.
--NO B1'C.l<f>LI\~ WJR£ BtTWEf.N D20B2 ANO C2QVZ..
Mtt~ORY W!LL II0T AC-TIVAl( BUS SBI :NL L.

E
J3

IRD STP~Pf''.':G:

·w ROM ADDR[<;S(S RECEIVE NO RESPONSE ANu ARf.

J4..

r20r2

F2G!H 2

[2ft JI

f2/lJJ2

f2"MI

- - l - - l
l - l I - l l
l l - -

F2(;1NI

F211lPI

10
II

f20S2
r2asTe

F20tJI

1'20'U2

NOT [NlTIAT[D. MEM U';.ES ALERT FOP. POWER'STATIJS.
- ~No JUMPER.READ COMMANDS TO Ro,• ADDRE';~ES
RECEIV E tlOP.MAL CONFJRMAT10N AND CYCLE JS lNITIAT'i:D.
MEMORY DOES NOT L.'SE ALERT FOR POWEi<. &TATUS .

V[
I

F2G'lDI
F2(1J [I

(INHIBIT ROM DECODE)

eiu,..=s T,',.R

- I

1- JUMPER PLACED ACROSS PA!F< or PJ NS ,READ COMil1/I.NDS

LEVE.L STRAPPING

- ~· ~·-CKPLt.NC Wl RE
20KZ TO
- - F20C I

I I l

Fe(IJP2

Jl4

~
~

JI/

Jl5
,-:------,
I
I

I~
~~
□□

(r),C-

Jl7

~3:
□o

Jl8

ih ~;.:::a:,

r-------,

a a a a

~3:3:~

L ______ J
-t5 R"T
(GND)

JUI<'. ,cvr

-.cvr

,D\11

11.C.

Jl7·2,3
+li"V&.1 '

NC.

ASl,FD2

AS1lD2

N.C.

~~~ 1,4

N,C.

~2,EKI

BL2, EKI

N.C.

N.c.

EK!

N.C.

EKI

JIB

II,

. . ..

·SV B A T ~ ~

CA2,CVI N.C.
DAZ,DVI

AA2,AVI
~:~~: ffi! ' ~!VI ~A2
BA2,BVI
,EYI

•i',
~A2'[VI

JZ(J •I
N.C.
1llfl§Y W8· 1
J2/l-2
OC2
N.C.
'l}~Y W7·1
JIG.· 1
CKC
N.C.
~i~ W2·1
DU
N.C.
~'{:~~ Jll.·2
Wl·I
JIS
JGONNE.CTIONS MADE 10 lHE. FOLLOWING
ll.·3
PINS IN EACH SLOT:
17·5,1.,
GND

1/1

+ 5 V ~ ~

J·

j:i·M~
~1,.;\

ffi·"~',
>

'F"VI fA2 FVI rA2. n1
~~H~l FA.Z. ![VI

'
I
1
EYI
1

N.C.

F£2

rTZ

F'R2
NC.
N.C.

AHi , ANZ, AT1
~g:
6H1
BN2 , BTI
CC2, CH1
CTI
, CN2
DC2, DH1 , DN2
ECZ., EHi
EN2
FC2 . FHI
FN2

DTI
ET1
Fil

A---.-.-.--

•

0,.2,DVI

rA2' r v1
CRI

MEMORY POWER SEQUENCE

==--

1\-'+1

+SV

VIE\./ B-B

ll.C.

lw"1

~- - - --J

SCALE

IJ14·1.Z

J19·1
-52.V IWS·I

01 :@@: J□irJ~ l@@i ~o Dt

NUMBER

·SV &.T

J/9 J20

$LOT
10

•5V 81\1 \,Jl4 ·3,4

Jle

BACKPLANE
B

tyolTAGE INPUT
CONN
OR
SIGNAL PIN

!II

DIGITAL EQUIPMENT CORPORATION

QUANTITY VARIATION

MAYNARD, MASSACHUSETTS

PARTS LIST
MADE BY
DATE

CHECKED

W• FI SHER
6 JUL 77

DATE
PROO

~-:'Z;.'1t,£~--/.

ENG

(',, ~~

/-1

DATE

ITEM

r-. I..)~)"

DATE

DWG NO./PART NO.

NO.

SECTION

D. HEALY
2,~ JUL 7)-

i:t:
i:t:

i:t:

<
<. V< ual Cl
I

1
ISSUED SECT.

('.J.('.J./41.'a~/,

"77

lXl

CX)

r--

CJ)

DESCRIPTION

&
(2:)
....

,..._

If)

l/)

CARD CAGE (MEMORY)

36.14146-00 .,

LAB.EL., MODULE UTILIZATION MS780

- I I I - -

3
4

E-.11'-7013625-0-0
E-AD-7014957-00

BACKPLANE ASSY (MEMORY)
MEM)RY OPI'ICN Pa-E.q SUPPLY ll~V AC

1
1

- -

5
6

E-AD-7014957-01
D-IA-7014103-0-0

MEM.)R'i OP!'ICN PO<JE~, SUPPLY 23~ l'C.
BLANK MODULE ASSY

- 1 -

7
8

E-UA-M9c!l 1-,0-,0
E-UA-M8212-,0-0

MAY

(MEMORY ARRAY)
MDT (MEMORY DATA PATH)

2
1

9
10

E-UA-M8213-,k'j-,0
E-UA-M8214 - ,0-,0

MCN (MEMORY CONTROLLER)
MSB (MEMORY SBI I~TERFACE)

B- MD-7419484-0-0

1
1

COVER MEMORY

9006043-01

SCR PH HD PAN #8 - 32 x 1.00

9006660-00

WASH. , FLAT . 38 o. cl. x .19 i. d. x • 06

9006563-00

NUT, KEP #8 - 32

1212405-00

CARD GUIDE SINGLE (NATURAL)

20 20 -

- 6 6 - 6 6 - 6 6 - 20 20

1212405-01

CARD GUIDE SINGLE (MAGENTA)

20 20 -

20 20

17
18
19

1211630-00
9006611-00

CARD GUIDE
NUT, CAP RELOCK 1/4 - 20

8 8
4 . 4

8
4

9006071-0f

SCR, PH

HO PAN~I0-32 X .375

9007906-00

WASHER, LOCK SPLIT #10

4 -

3613281-04

2 -

3614 744-0C

LABEL 1 ADHESIVE BACKED PRINT(20 SLOT)
LA BE l\ WARN INC, MS 7 8.0

I -

TITLE

SIZE

ASSYNO.

1178¢ MOS MEMORY ASSY
(MS 78,k'j)

- -

1 1

lS 15

-·

6
6

- -

20 20
20 . 20

- 2 - I -

REV

ECO~NO
MS78
Tw 6

MS780-~-0
I
I

NUMBER

DIST

CX)

CODE

A PL

E-UA-MS 78 ,0-¢-,0
1 OF
2
SHEET

- - - - -

- -

- - - - 1 1
- - - - - 1 I - - - - 1

r~
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16 16

15 15 -

I
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E-UA-7013711-0-0

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8I 8I yu

DEC FORM
ORA 110

,T-v

DIGITAL EQUIPMENT CORPORATION

QUANTITY VARIATION

MAYNARD, MASSACHUSETTS

PARTS LIST
MAOEBY

W. FISHER

CHECKED

DATE

6 ~ - 77

DATE
PROO

C,1{;__ ,~,.&DATE /1
~~ ? 7
ENG

ITEM

DATE

_ d8 JUL.,J..7

~t';~~

DWG NO./PART NO.

NO.

SECTION

D. HEALY

ISSUED SECT.

<<al

lXl

c("

1'PYY9§ 8I 8I
'l:!.).'l:!,1.~IS)CS)lS,l1

~~
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Cll

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(/')

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~~~~~~

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900603 7-0J ,

SCR, TRUS. PHIL.:#8-32 x -~375

7 I 7 ,-

717•-

7 I 7

9006634

j WASHER> I NT TOOTH # 8

I I I

l I 1

28 ID-IA-7014234-1£-¢

CABLE ±5B and ±12

1 I 1 , -

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29 1D~IA-701421 2-lC-¢

CABLE AC, DC

111 ,_

I I I

-,-,-,111

30 ID-IA-7014529-~-~

CABLE POWER . +5 MEMORY (RED)

2 I 2 , -

31 ID-IA-7 014250-jK-.0
32 I 1214314

CABLE POWER RTR MEMORY (BLACK)

2 I 2 , -

2 I 2 •2 I2 •-

-•-•-•212
-,-,-,212

JUMPERS

5151-1515•-

-•-•-•515

33 I 9007797-00
34 I 9006566-oo

WASHER, LOCK, SPLIT
NUT, HEX, 1/4 - 20

4141-1414·4141-1414•-

-•-•-•414
-•-•-•414

35 I B-IA-7418724 -0 -o

PIATE, STUD P,,C. BOARD

2121-1212•-

-,- ,-,212

36 I B-MD-74187 38 - 0 - 0
37 I C-MD - 7419454-0-0

PIATE, P.C. BOARD
COVERrMEMORY BACKPLANE

2121-:212,1 I 1 1- I I I I , -

- , - , - , 2 12
-,-,-,111

38 I 3615087-02
39 I 1700081-00

LABEL, DANGER
COAX RIBBON CABLE (SB!) (4 lN)
CABLE..._OVEA TEMP.
WASHER) LOCK EXT TOOTH #8
MAY (MEMORY AR RAY)
WASHER, FLAT
LABEL, MEMORY POWER SUPPLY

I I I I- I I I I

- ,-

40 I 7O14213-0K
41 I 9008072-00
42 IE-UA-M8210-0-0
43 19006646
44 13614743 -00
TITLE

IDECFORM
os:u . 11 0

1178~ MOS MEMORY ASSY
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I I I

DIST
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1 I 1

, - , 1 I 1

1 I 1

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214 181212
_,_ , - , 2 12

I, _

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MS780-0-0
I

-•-•-•616

NUMBER

CODE

616•-

I I I I- I I

IA Ip L I

-•-•-•616

2121-1212

E-UA-MS78,0-0-¢
OF

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1'11110C. IC.

MO£ I.)

M6..::::I-.

MOT

MCN

MSB

BLANK BOARD

& ONLY USE WHEN NO SFT ON FAR
END 01' BUS . OTHERWISE USE

BLANK 801\RD.

°"

SA$JcC:-=.,~~-3t-S.- tt:8:K e,n
2 t-tae;tt 60AA05-fst:or I'?· t-,6-);.

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3B4¢KB
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4~"16XB

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70
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3¢7iN<B

2816KB

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70
3SB4-XIJ

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3?~KB

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23'14KB
TO

i!S6¢1(8

___ .____. ____ -

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fJl<B -

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SYNCHRONOUS

81'/CI< PUINE I NTERCOl'INEC T

D
1 4- CL OCKS L, 22 CO NTROL

BUS INFORMl'/ TION
LINES <4'-'7

MEMORY

.SBI I NTER FRC£

M SB
(M82 /4)

I/ 2 CLOCKS

Pt'IRITY (I)
COl(TROL

CONTROL

(I)

~
INTERNl'/1

" :.

1 I/1 STROBES i;i{OMM- }

PllR I TY ( I) It

12 CLOCKS

ft~;;
( .30>)

( 1)

'-. '7
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I/ COMMl'/ ND
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STROBES (4)

CONTROL

3', INFO LINES

,3!&, I/Y f:O l !¥£S

11/'IDS

It
COMUIINOSV
, S.T'.f'=BES
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1

(2)
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MEM ORY CONTROL, TIMI/VG
l'<DDRESS ,

f ROM B OOTSTRAP

CONT R OL ( 16)

MEMORY 01'/TR

f ECC.

MDT

MCN
(M8213)

(M~ll2)

11 //RY flODRESS ·XK<l9:~l>L, ·6 CONTROL LINES

,l~

t8US MO.S Dl'ITfl XX (72 LINES)

I
MEMORY

C
0

flDDR£SS

8"1Cl<PLRNE:
1./5

f/DDRESS

BUS MOS DliT/1 XX
( 72 LINES)

I
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j8,'(X7Z(M8/?II)
OR

----

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. 8

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0
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CONTKVL,

72 8LIS MOS DflTfl XX

MOS l'/RRl'IY
Bl< X 72 (MB/?//)
OR

32KK7Z(M82I"')

ARRRY Cf/RD

IN THE S/JN?E B!9CkP£t9NE.

CM EMORY CONTROLLER)

~ CMtAW.... N«> SPICFM:ATIONS. i-mt!IN. AU THI
"°'9.TY a, Ol&ITAL l!QUll'MINT COltPOMTION NC
StWJ.. ICJ1" • MflJl00UCID oa CX>'11D oa UMP.,. 'MQ.I
oa IN , ••,n AS THI aASIS Pl». na: -.vu-ACT\.111 01. w.a
~m:n.~~AL~aalQIAT10N'"

.------,-;.1~
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MOS

DRIV£R5

ARRAY

.BK X 72 ( MBZII)
OR
32X X 72 ( IVIB ZI~)
M A Y J ~ MAYT

C
BANK
, - - - - - - 5£ L£C.T >--

(MAYA)

(MA>'C.,0

MOS

DRIV£RS

( MAYA)

eoARD
S £L£.C T t - - - - '
L06IC

[

---,

CO NT~OL

....

(MAYA,6)

ADDRESS

CONTROL

o,qr,q r/o

BUFFERS

S IGNAL

t'JU/:F£RS

BUFFERS

(MAYE,F, H )

(MAYB)

In MBZII RND M8ZI¢ CANNOT 8£ /VJtXED IA/ THE 5-9f//JE 6/JCXPt.ANE.

~ SLOT CODE
IN FOR. MATI D N
( BnC.KPLAN£)
' 19

~---'--------------------'------------X---------'
MEMORY

E,U.S

(BACKPLANE)

CHK

OWGENO.

(MOS ARRAY CARD)

nv.

,._U

TITLE

MS78(l, MOS MEM.BLKDIAG D 8D MS78ct, - ¢-3
ICALE

----1+--

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REV.

8
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..af1CATD6 ._,., ~ TMI

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<'OR 4 K
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C ><If"
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PO'NER UP ALER•
•
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ct, I

THIS BtT

ct, I I

M ULT'tPLE TRAN"=>!IIIITTE RS ON B\.l5
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•
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11NTERLEA>EI
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( WRITABLE)

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2

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IN TE R LE AV E.D

2G,

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FOR THE. M E MORY CDNT RC>LLE.R
2S 24 2~ 22 21
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17

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W HENWRITING,NTOBI TS,21:IS>
B t r 14 SH O ULD BE A ""I" OU R IN <:,

IS, 14

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THE MEMORY
ENABLE 'tllRITE. TO
S TART IN6 ADORES':>
BI TS <2 7: IS>
READ S ALWAV S </>

! MEMORY
INITIAL "!:';.tNG
BATTE.RT
BACKUP STATUS

- - - - - - - MEMORY
r

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2:,

2 1

ADDRE.~5 IN E.RROR -

zq,

rt,

rt>

rt,

I
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0

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1¢24-K 'B'<T E

- 12.S<l>K S'CTE

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- 4<;119i-K e.'<TE

251c><bK

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3(/)72K BYTE

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WRtTE.' t 'TO !:> Y PASS ECC
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INZ: CONIPLE1E.
VALID DAT A
IN MEM ORY

FORCE ERROR. AT A PREDEFINED ADORES':>
WRITE'l'TO FORCE ERROR
\N R t TE •ct,• TO

C L E AR THIS BI r

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- -- -- - - - -- -1
14

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CON TROLLER WITH TR LE. V EL :.\

THESE B IT S ARE USED' ONLY e y
CO NTRO LLERS WITHO U T ROM

MEMORY
B OOTSTRAP

5TAR,ING ADORE.S'S I 'S ON 1,4(.BYTE
BOUNDARl.ES

6 THE ERRDR ::,y NDROM E. 5IT"::, ARE. I: NVALt D
7

U"-LEE.S

(S IT

,>.E ERROR i,.OGr SERVICE REQ U EST t11,
":iET TO A 'I".

28 1 RECr <:) \ $

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3¢. 2"l

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IIEFIUSH

EQUENCE. FAULT

B
l'"ILE
I FILE ·1
Rl=:AD
W R tTE
COUNT ER COUNTER

INT ERLE AVE
ENABLE
READ S
,._ ALWA'<S
't'
WHEN WRITH<6 INTO INTERLEAVED e,1,5 < 2: ¢>
THIS 5HO\.lL Q l=>E. A "' I" ClURING THE SBI l)ATA Tl<A NSFE):'.
TO M EMO~ Y

Sl2.K BYTE
1 q,q,a, S7GoKBHE
I ¢,dJ I <o4(f>KBYTE
I Q', I cf, 714K BHE
I Q', I I 7~8 K BY TE
I I ~ ct, 6 32.K BYTE
I I r/) I 8C)loK BYTE
I I I
C)l,¢,K BY TE
I I I I 14,241( BYTE

5ET T O A "I"
IF MEMOR'< WAS A TRANSMIT,ER DUR1NG
A FAULT

W RI:TE C,ATA S EQUENCE FA U LT

r/J<f> 37.(/,K BYTE

ct, 1 rj, 1 3 B 4 K BYTE.
cj, I I d, 44-BK BY TE

POVIIEl't ClDWN ALER,
"I" IND1CA1E5 POWER DO WN A LERT
WRITE " I" TO CLE A R. TH[S 5IT

..,

14- 13

C H1:P A OORE'SS IN E R R O R ~

(SE E. IIJOTE. 5 FOR IGK CH IP)
MEMORY M>0RESS 11'1 ERROfl

•c:l T D

ARR A "

BANK IN ERROR

•q,u L O WER BA"-lK.

E. RRO R LOS SERV ICE
REQ UEST !="LAG,
•,• SE RVICE REQUEST
W R IT E 'I" TO CLEAR

11 ,•

UPPE.R.

e>A~K

& REGlSTER c, sr T s <cc:al9> ARE \6K CHIP

i.-E.RROR '::>YNDROIIIE. ~
PO[ N T<::, TO BIT IN ERROR
S EE "5YNDR0 t.llE. r'°'BLE CN
PAG-c 4 .
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ADDRESS IN ERROR . BIT <2.~> I~ THE ARP.A'<
BANK 11\J ERROR (0 IS LOWER Bl>.NK £c 1 19

THE

rN ERROR

''¢ " LO WER W ORD

/l::,.

'1'

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THE MEANING fOI'<. ALL OTHE.f\ BITS IN Rt:.GIS"TER
C 15 5Alv\E. FOR 41:< £ \GK CHIPS.
.
Ii:::; REFRESH INNC.4TOR rOR aJA6NOST.EC S f./.SE ONI. Y.
CIIN 13£ IGNORED SI/KE AARA)I IS QUADWO.IU)
OAGANIZEL>.
STflRTING /WDRESS SHOULD 8£ ON ~4-K8
80UN,DARY FOA M82.11(4 I( MOS) A.A.""'7-Y ~/V'/)
2_£;~)(8 Ft:JR M82/0 (I '1 )CMOS). IN7EIU.EAV1'AIG
-rwo MEMOJ'fY CONT~OUERS WI7H DJrrEl?ENr
CHIP TYPES ,qEO.VIRc 71-IAT THECONTAO'-L.E~

WORD

W1: G H ERROR RAT E TN
M!;;:MOR."t FL"-G
,.1 11 ~IGH £ RROR R..A"TE
tNDI C AT1:0N
W R1:TE '" I" TO C LEAR THE
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W/7HM8et"(/6M0S) ,9,R,IU:lYS SH0Ui.D .8£1//C"LOM/J!
T,R, .4NO TN£ CONT.R.0U.£1?. WITHMSi!!l/ (-,.XMOS)
ARIMYS BETH£ H/GHG~ T~ . BOTH CON7.R.OLL£,qS
MUST HA V£ EGCIAL /11,MOUNTS OF STORAf.E
"'¼NI) STA/fTJNG l'UJl)A4$S' ON 2.S61<8 80tl/VL>~~y;

CHI(

(MEMORY

CHANGE NO.

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~

. . . .TY a, Dl&ITM.

a.o.ATION /IHJ

11-~ I £- 0 ~LS~~I.Ql 2 I

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ca IN Mill AS n« IAlft ,oa. n« ~ Cll WI

~'1>i,1~~awt'AATICN"

ERROR SYNDROME (HEX)

LOMG WORD

BIT IN ERROR

¢2

t/>4-

Ct/JI

UPPcR

Ct/)2

8f/

02
04

C¢3

LOWER-

¢/

1/)2.

1¢

(/)4-

•

LOWER

1/)7

CH€CH BYT€

Cl/JS

LOWER

fl¢

9ll

¢3

••

,__

3£

LOWER

(J"

1'18

(/)¢

CHECK BYTE£

C(J'°

1'18

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LOWER

1/)'3

¢5

JI/)

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Bl/)

QJB

14-

21/)

.3D

41'1

(/)5

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2!!

B!I

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31/)

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1/)8

C4-

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E>D

£¢

E:,E

Cl/)7

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BIT Ill ERROR

CHECK BYTE

II/)

LOMG WORD

81/)

1/)8

I I'/

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ERROR SYNDROME (H t:><)

Ct/)//)

CHECK BYTE

r/)/

71/)

,,.

711

28
LOWER

,.._...
r<}
I

29
UPf'ER

E:"1

.3¢

NOTE; I. l'lll ERROR SYNDROMES IN THIS TABLE Hf/Vt£ i'ltl ODD NUMBER
OF BITS EQUfll TO i'I ''t"IIND IIRE CORRECTIIBLE
eX!IMPLE: SYMDR0"1£ 38 • OO ll°IO OO
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NOT SE amooucm OR COPIED Ol usm IN WlfOl£ OR IN
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NOT BE IUPROOUCED OR COPIED OR lJS£D IN WHOU 0. IN
PART AS TIIE BASIS FOR THE MANlfACTURE Oft SAU Of
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DESCRIPTION

7015 ¢ 73 - (]J-(l)

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2. IF THE FP780 IS INSTALLED REMOVE
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F"RAME
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REFER TO E-UA-KA 780 FOR INSTRUCTIONS OF
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2.
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A
AIVllll0N HISTORY
DATI!

TITLE

ORD IJ?A

11780 SUB-SYSTEM
INTERCONNECT
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TH\5 $MEET' FOR.
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-- -- --

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Ell8,Ell9,E131,El33,El44,El46
- ---

>-- ·

18 18

- ·- - - --

·--

E5,E6,El8,El9,E32,E33,E44,E45,E60,E98,E~
El13,Ell4, El28,El29,El35,El39 , El40

-- ---- -

25 25

12-10711-02

- - - ---- ---

11 11

HANDLE ASSY

:30

90-00024-01

••

El3,E26,E28,E39,El21 , El25,El36,El48
E38, E108, E122

·----- ·- -·--- --- -----· ·-

EYELETS

- -- --- -- -- ----- --- -

E2,E3,E4,El6,El7,E27,E29,E3l,E41,E42,E4€
E87,E94,E96,E97,El09,Ell0,Ell2,El23,El2~
El26,El37,El38,El42,El4

- -- -

- - --

E81

- - - ···--- -

- - - 1-- - - - - -

I.e. DEC 74S257

19-12805

~ - -- - - -- --·

--- -- -- ...... . ·-· ··· - - - -·- - ~

-·---·-

1- - -- - - -

,.... __

12 12
·-· -·

l:3-01890

RESISTOR, 560n, ~w, s%

19-15019

IC DEC 74S38

. - .-. ... - -

·-- .

- - --

.-- -

--·- - • -·-

-- - · -- - -· -- -·

. ----

R1
E81

0
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q
~

"THIS DRAWING AND SPECIFICATIONS, HER EIN, ARE THE PROPERTY OF DIGITAL EQUIPMENT
CORPORATION AND SHALL NOT BE REPRODUCED OR COPIED OR USED IN WHOLE OR IN PART
AS THE BASIS FOR THE MANUFACTURE OR SALE OF ITEMS WITHOUT WRITTEN PERMISSION.
COPYRIGHTC 1977DIGITAL EOUIPMENTCORPORATION"

DR81B

TITLE

ASSYNO.

MEMORY DATA BOARD

E-UA-M8212-0-0
• SHEET

2 ·

SBE

IPL I

NUMBER

REV.

M8212-0-0
INSERTION PARTI LIST DATABASE REV

""TIIIS D&anlC NI) srECf'K:ATIOflS, NOlllll. M£ M:

PU'IITY Of D911TM. EQUPIIEJIT COIP'CaATIOI AIII IMI.
IOT IE 11EP10DUCO 01 COPIED 01 UIID II WNDlE C. II
NIT AS l1tE IASII Rll 11tE -.tACTla£ ,_ SM! Of
IIDIIIIITIIDVIWIJTTDI-.

-1111977 , M I T . . _ _ , . _

~SYNDROMES

TO CONFIGURATION

REG 'c' (MBZ. I3)

2 TAG LINES

MASK

~K~-- -

C.ONTROL

BUS FL

Hlf

4 MASK

. DATA CORR EC T!ON
L~C

.
64 COJ(RECTED

LOGIC

< 31:¢¢>

TRAN51'JIT

DATA

BITS

L...-----1

SY NDROME
DECODE
~

ERROR

M~....,'-------------iFLAGS
~4 CORRECTION

C
1'1DTE

,,_-1----,

FLAGS

---

MASK CONTROL SIGNALS

WRITE

ECC

DATA

CHECK
LOGI C

BUS MOS DATA XX
UPPER < 31 :\jli) >

LATCH
(UPPER

Lowrn<3I : <;6~

.___ _ _ _ _ _ _ _...,.-,/1 WORD)

r-,,.__

UPPE~/LOWER
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'---12:1~

CHECK

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B
8 MA SK COtlT ~OL SIGNALSI

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DNA

DATA

REC.

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DATA
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MO S

8 ( HECK

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~
~
8 CHE.CK BITS

• L _ . TO

arn

MO$ .

f--

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8 CHECK BITS TO MOS ARRAY

NDTB

BIT
DATA

8 DIAGNOSTIC CHECK BITS

BITS FROM

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110! ARRAY

MDHI-R

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MDT~

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REV.

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MDT J MOS DAT
MDTJ MOS DA T
MDTJ MOS DM
MOTL MOS DAT
MOTL MOS DAT

LIO I
L<:1 3

L¢7

a D¢

L~9
L II

1 D1

MDTL MOS DAT
MOTL MOS DAT
MDTN MOS DAr

L/3

Ll5

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H

MDTN /105 DAT L/9 H
MDTN MOS DIIT l 21 H
MDTN MOS DAT L23 H
MDTR MOS DAT L2~ H
MDTR MO..S .DAT L27 H
MDTR MOS DAT L 2 'l H
MDTR MOS DAT L31 H
MDTH Mos DAT U(I/ H
MOTH MOS DAT
H

u0,

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II

MDTJ
MDTJ
MDT J
MOT J

ODD

MOTL
MOTL

MO S DAT L¢ 2
t'IO S DAT L it 3
MO <; DAT L~.,
MO S DAT LID 7
M OS 1)/\T L./~
M O~ OAl LI I

MOTL M OS DAT L 11
MDTL M OS D/IT Li~
MDTN M O S DAT L /6

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MDTN MOS DAT L 23 H
MDTR MO S DAT L2l H
MDTR J'l:) '.: DAT LZ7 H
MDfR M OS DAT L3p . H
MDT R M VS DAT L 3 1 H
MDrH M es DAT U0 2 H
l'-1DT ft MOS DAT UID3 H

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D3
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MDT J MO S DA"T
MDTJ HO S DAT
MDTJ MO S DAT
MDTL M C5 DAT
M OTL Mos DAT
MDTL M OS DAT
MOTL M OS DAT

LQf4 H
L¢ 5 H
L~" H
L~7 H
Li2 H
LI 3 H

L14
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12 D3

MD TN

L2fl

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MDTN NOS DAT L2I

MDTN MOS DAT L22
MOHi Mos DAT L23
M DT R MOS DAT L28
MDTR Mo 5 DAT L29
MUTR Mos · DA'T UQ

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2
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8 D8
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8 D8
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D5

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H
H
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MOTH Mos DAT U<M H
MDTll MOS DA"T U(/)5 H

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4 D8
D9

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i;

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9 D<J
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II D2
12 D3
13 D4

Fl: 5
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7-'fSZ.8(1

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u~ s H

MOTH MOS Df\T Ull 7 H
11DTK MOS DAl U¢9 H
MDTK 1105 DAl U II 1-1
MDT K MO S DAT UI3 H
MDTK MO S DAT U 15 H
MDTM MO $ DAT U/7 j,I
MDTM MO S DAT U/9
MDTM M OS DAT U 2.1

MOTM MOS

DAT

MDTP MOS DAT
MDTP

H
H

2 D6
4 D7
8 D8
9 D¢
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745280
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MOTA

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MOS

DAT U27 H

U2.9 H

MDTP

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DAT U3/ H

MDTP

CHK BIT s:60 L

MDTB

MDTP MO S

1'6
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D2
D3

12
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MDTP 1"10$ DAT

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02
11 D3
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MOTH MOS DAT
MDTH MOS OAT
MDT K MOS DAT
MDTIV ' MOS DAT
MDTK MO S D/IT
MD TK MOS DAT
MOT,.; MOS DAT
MDTM MOS DAT
MDT M M05 DAT

Ulll6 H
Ur:6 7 H
U/2 H
UI3 H

74528!1)
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UZ.3 H

Mos DAT U27 H

MDTB

• D8
8 D(/1

MDTH MOS DAT U¢'- H
MOTH MOS DAT . U¢7 H
MDTK MOS DAT VI'> H
MO'rK MOS DAT lJ,, H
MOTK MOS DAT U/4 H
MDTK MOS DAT U/5 H
MDTM ,.,,05 DAT U 18 H
MDTM MOS D AT l/19 H

(MDTC 1 DX°MCNJ)

MDTM MOS DAT U23 HI

FE/
MOTA SYN I H

MOTP

MOS DA, U2 8 ti

MDTP

MOS DAT

DAT U 3(J 1-f

MDTP

MO S DAT U3¢ H

MOS

DAT U3/

MOTP

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CHK

BIT </JI

MDTB

CHK BlT 02 L

( MDTC;D)(MCN J)

U29 H
H

A
lllVISIONS

CHI(

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(SYNDROME CHECK ~ CHECK BIT ENCODE)

REV.

TITLEMEMORY DATA BOARD

(SLOT 18)
~Ell

MOTA
m:,:--

ICALE

IHRT

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REV,

T ·w

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H (MDTT)

fl - - - ' - - - '- f \ 3
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MCNR

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l'"PI
---'-.....__,-

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BUS

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AH2

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03
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BUS Mos DAT C¢4 H ~I

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BUS i-tos DAT (¢5 H _ _ , ~ v,
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MOS DAT C¢" H ;
DR 2
6()S MOS PAf Cr/17 H

BOS

M CN[, CHk BIT DAT

MDTP PTY U(/J 3 H ~ D,:.
MOTi.. PT Y L¢/ ~---:;- D?
MDTN Pry L'1>2.. H--,, 08
MDTH PTT' L¢ 3 H ~ D5

G:l•AD i':J MLIX

MOTB

~ D2

Di
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II

fl ....7

MCN R FRC

- - - - - 4 _ , _ - - l - --=-i 5 1
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C H)<6 11.-1---1

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M OS DAT C~7 H(M DTT )

3 e,¢
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,_ 4

MO s DAT C!i'

f'-Z.

H~
;;:...LL....r-t-7 A 2.

H (MOTT) -

MCN R FRc

CHK 7 H ;;-~-

MOTT

f (}

2 AO
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1= 51

MCNK 01.'\6

2 D6

H~D3

u!i!l!il H - D4

MOTH Mo s DAT L'l'3

E~I

E24
F

ODD

L21< H ----i-;- D2
FL.2.EVEN

H ____!_l_ D5

EN L ;;.--

s(,6

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MOTH
MD TH
MDTK
MDT K

FrL
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MDTK
MDTM
MDTM

M D TH PTY U(l(/J H -

74 52 8(1)
EI ~i:

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MOT k PTY ua, I H ____?,_ D 7
M DTM PT'f V~2 1 1 -4v e
M OTP PT'f UIJ3 H ~ D5

---'

11 P4
D3
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MO S

DAT . Uc;IJS

MO 'i
MQ '3

DA1
DAT

MOS

DAT

MO<, DAT
MO S DAT
l'")O 5

Mos
MDTM MO S

DAT
DAT

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F ... , ..·=---"•
MDTB SYN 7 H ( MDTC 1D

71 szso
I
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H --------ioi,
H

LI 118 H
U /1
UI3

LI /4
U17

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l)A T U2~

L ODD

-----'--- ~

W R E.N H - -------.....L......-

F~l-'(,::...._~FA~IMDTB SY N 6 H (MDTC, D)(MCNJ)
ODP

MDT8 MOS DAT C ¢5 H (MCTT) - -----+-+-'-----+--.c.; 82
CHK 5

H _....!__

H ~ D7
MDTN MOS DAT LZ.2 H---'--D8
B
MDTR MOS Oftl L25 f l ~ DO
MDTR Mos DA T L2~ H ~ DI

EVEN

~D~

,Fl-;_'-++W-1-'7'1 A 3
MCNR f"RC. Cf-lK 4 ~• •
FRC

Ft ,2__
EVEN

,._____

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7-+si,e
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MOT E, M'.l5 DAT C(t4 H(MDT T) - -----+--+-~-1--~ B~
f 3~

MCNR

7452811

MDTN MOS DAT Li 9
MDHJ MO S DA T LZ.I

745 ~~ It

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QB 2

F~M DTB SYN 4 H(MDTCJDXMCNJ)

M DTR Mo i:. !)A.,.
MD TR l-'1O5 DAT
MDTH M OS DAT

Q 7 19

MCNC !NIT H - - -- - --

n:L
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__§_ Dfi'

QS~
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H --:-iz 03
H - D4
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745280
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PTY L ii 3 fi -----;, D'I

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MDTM
MDT J
MOTN
MDTR

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FMI

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MOTL MOS DAT
MDTL MOS DAT L/3
MOTL Mo s DA1 L/4
MOTL MOS DAT L/(,

f I bL---MPTB CHK BJT (/;2 L (M DT A)

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MDTJ NO S DAT
MDTJ Mos DAT
MOTJ MOS DAT
MDTJ Mos DAT
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f 2 p-1._MDTB CHK 81T <,bl L (MDTA)

MOTB MOS DAT c~ 2 1-1 (Mon) - - ---+-+--r--~6c...,5,

MDTB MOS VAT

74528¢

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SYN 5 H (MDTC , O)(MCN J)

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AA 2JAVIJ 811 2 1 BV/ ,(11 2

CV I 1DA2 1 DVI 1 EA2 EVI

MDT P MOS DAT U27 H
MDTP

FB2

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F LL

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D¢
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MOS DAT U29 H

MDTP MOS DAT U3¢ H
GND

AC2 JAHl 1AN2 1 /\ Ti 1 BC2
BHI 1 BN2J BT I I C C Z. ,C HI
CN2 1 CTI) DC 2 / DH l 1 DN 2
DTIJ EC2 1 E:H1 I EN 2._, t i l

FC2J HII) FN Z. 1 fl I .

REVISIONS

I CHI(

:;:

CHANGE NO.

IUV.

(SYNDROME CHECK $ CHECK BIT ENCODE)
TITLE

MEMORY DATA BOARD(MDTB)

==--

SCALE

( SLOT 18)
NUMIER

Sl4EET

REV,

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DAT

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PTY u ~ z. H
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MDTN PT Y L~3 H
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D4
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MO$

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Mos DAT C~6

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W R EN L
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MOTB

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MDTH

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SY N 4 H

MD1T WR EN H

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SYN 6 H

M[;T8

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p-ry L ¢0 ti

MOTL

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MDTC LO
MDT N

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MOTH

PTY

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MDTK

PTY

U¢ I

MDTM

PTY

U¢ 2

MPTP

P TY

U¢3

PT Y H (MDT S)

MDTC

UP PTY H ( MDTS)

( DATA PARITY ENCODER ,CHECK BIT REWRITE BUFFER ~
SYNDROME 3 CHECK)
(SLOT 18)

ltlVISIONS

I CHIC

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NUMIEft

TITLE

MEMORY DATA BOARD CMDTC) D
ICALE
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SHEET

ftEV.

l"I

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8
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1"I
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74S 138

MDTD

BIT ¢9 H (MDTF)

f-0-ZfZ8r4

MDTD

an rJ I H (Hon=)

PAKITY CHECK

E/34
D II
2 SELA . 0 I
SEL8 0·2
3 snc 03
I

MOTA SYN r/J H
MOTA SYN I H
NDTFI SYN 2 H

NCJ

MDTD

6IT 02 H (MDTF)

·,2

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MOTA SYN r/J
MDTA SYN I
MDTA SYN 2
MDTC SYN 3
MDTB SYN 4
MDTB SYIII 5
MDTB SYN 6
MDTB SYN 7

R6
IK.n.

MDTD

BIT 03 H (MDTF)

MDTD

BIT <)4 H (MDTF)

74528¢
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MDTD UNCOR ER

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MDTD COR

MDTD . BIT 0 5 H (MDTF)
MDTD

BIT ¢, H (MDTF)

MDTO

BIT ~7 H (MDTF) .

MCNA

ECC EN H

EN H

FUI
EPI

I(/

MDTA SYN

Elf/l. 00
SYN 3 H
MDTB 5'(N 4 H
MDl B SYN 5" H

SELA
S[LB

RD ER

MDTD COR BYT

L<1C1 (MDTF)

MDTC

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l'L INF 2.5 H

f 2

FL INF 26 H

FL INF 27 H

s,;

15 I

BUS N OS DAT
BUS

U¢4 H

MOS DAl 1.¢ 4 H

BU5 MO S DAl
BU S M iJ5

DAl

E.DI

BUS FL INF <J 4 H

AU2
EEi

AT2

5 AI
c; 51

EF2

L~S' H

A2
DAT U~ b 1-l
AUi
I 82
BUS MOS DA1 LG'l(, H
EH2 M A3
BUS MOS DAT U07 H
BUS M03

DA1

~7 H

BUS MOS DAT U 12 H
BUS

llf)5 H

BU S Mos

AF 2

AR .I / '.', f,','.',

f l

7 AJ 2

BUS FL INF ~ 5 H

IIK2
BUS FL lNF ¢" H

Mos DAT Ll2

Bl<!

H
E52

74SZ.57
E Ill

3 Bili

DAT L14 H

BUS MO S DAT lJ15
BUS MOS

DAT LIS H

BH 2

f¢ 4

BB2
BIJS FL INF 12 H

DAT UJ3 H
l, A I
BJ I
Bl
DA, Ll3 H
MO
S
BUS
EP2 H
BUS MO '> DAT Ult H
l(a A Z
BUS MOS

BUS MO S
12 AL 2
F3 .
BUS l=L INF <;f7 fl

ER2 2

f I

FL INF 13 H

F2 9

BEZ

BUS FL INF l'f H

EE2
3

BFI

12 BK2

BUS FL INF 15 II

Mos OAT U211
BU S MOS DAT L20 · H
BU S

BUS Mos DAT

DAT L2·1 H

BUS M OS

OAT U22.

BU S Mos

DAT L22

BUS Mos

MCNA RD

BUI

FF2.

J.J

BUS FL [Nf

BUS 110S

DAT U28

BUS MO S

DAT L28

BUS MOS

OAT U29

FL fNI' 22 H

CL2

_.61!5 FL INF 28 H

CM2

BUS MOS

DAT u~,;

BU S MOS

DAT L 3!,'l

F2 9

DAT L23

BUS MO,

CR I

BUS ~l !NI' 3r/J fl

l-t A3

BUS Mos DAT U31

FL IN~ 2.3 H

Bus FL JNF c.9 H

L29

BU S MOS DAT

AZ
,, Bl

LJ23

MCNA

Ffl2

lJ 2 1 H

BU S MOS

BUS MOS DAT

FL fNF 2~ H

~l INF= 31 H

13 B3

DAT L31

EDZ
DAT EN L -- - - ~
ECI
LO SH L ---r--'-<:l
t-1DTD

DMZ

XMi TAG ~ H

1'1DTD XMT TAG I H

,. 1 7

DL I

BUS Fl MSK II II

BUS FL MSK I H

+sv

NDTC UP PTY H
MDTC

561i\ J1.

LO PTY H

OKI
BUS X MT PAR

r - - - - - - - - - -- - - - -- - - - - - ,

745257

FUNCTION TABLE
INPUTS
OUTPUTS
B
F
OE S" A
)(
L
L L L
L . L
H
)(
H
L
H
X
L
L

. li!B

Rl9

f I(

JJ<..!l.

.·,q

I
I

.5'

+5'1

·'-

I
I

: •

I
I

[__

= -·

-t-S V

·1

I oec

I H

MS.2,/2.-YA

_______ _ ____ _ J

(MEMORY ARRAY DATA XMIT MUX)
TITLI

IL=----_JL______i______L _____JL_....,.__.1,_____J,_____JL_____.1._____l!CAl~Er~:;0::RY3D::A::JA::I!~~::[,6]s~
□~[5 ):l!o~~OID:r:!:d
....

..,.HIS [)llAWING ,.,.r, Sl'KlflCATIONS, HOUN, Al E THE
,-0,UTY Off- DtGtTM. fQUa,MfNT c.0APORATIOH AHO
SHALL MOT H l1"CIDUC!D Oft CO,IED 0A V5lD 1N WH0U
c,a IN PAAT AS THE IA.SIS FCJlll Tl« MANUFACT'UU m. SAL1

~~im1~AI.~:~ awoAATION"

I-Ol2128~ S
O 2
~
IIICOIZK

J
....

3
2

MOrT REWR DATA L (MOTE)

+5V
M DTB

MOS

OAT

C f,l ¢

>'8

2
H - -- - - =C..j

AJI
., BUS

M O S 0 .-:\/

C(1!¢ H

MOTT \,JR 6AV ECC EN H

MD T B

t-'10 5

DAT

C ¢ I H - - - - - - - ' - - ' 74521 1

(;

A H2

BUS Mo s

1),\1

Cfbl

E72

MOTT

M DTT A:::> R
1--10 5

DAT

C jl) 2

4
H - -- - - ~

DB Z

B US

r--1 0 ,

DAT

BU S H

C'/) 2 fl

+sv
2

WR
M SB K ADR

A EI
'>::._~ - - - - B u s MC ~ DAT

C ~3 f-j - - - - - - ' - ' - l

EN L (MDT C ")

AFI

M SBM
MDT l3 . MOS DAT

UN COR ER H

MD T D

MCNC TNlT H

M DTB

M CNC READ

DE 2

M CNC UN CO R ERR CU< L

SBM

MV TT

AVR O BU S H

ON BUS

EXT

C¢ 3 H

l'IDTT MSK

+SY

MPiT WR BAD EC C EN H - ~ -~

MSBK ADR ON

MOTT L..0

MS K

CLI< L (MDTE)

MDTT

MSK

CLI< L LM L'TE)

DNI

BU S M OS

DAT

(¢4 H

MSBM
I/

FL EX T

EB2
BUS MOS DAT

CIJl5

MSB·M

MD JT !\DR
MDTB

MO S DAT

C r/, <,

3
H - - - - -' 7452-'!

MSBM

FL WR
I)

BU 5 H - - - ~ - + - . . , .
'J

C MI) AR Y

2 72

SHFT I LOAL>

MDTE'.

MOS

DAT

C ¢7 H - ~ ---=/j 74 52 41
E?Z

,1.

-= 5

DRl
· BUS MOS DAT

Cr/; '/ H

BU S FL [NF

¢~

C74LS195
~71

13
I

AAI

SHIFT
REG

1,-,1R CLP< 1:N

;,
QA - - - MOTT

WR CLK EN L O H(MDH.)

JCLt( C LR

- ~
I
. ,J

UP H (non)

Q B ---MVTT

1¢

R4
I K .1,
+ 5V
M SBK AD R

BUS L

M SBK DAT

BU S L

CMI

CL!

• 13

n--------'--MDTT

MOTT OAT

M SK CLI< L

ON BUS H(MDTE)

A
RMSIONS

I CHK

CHANGE NO.

( CHECK BIT REWRITE LOGIC)

REV.

MEMORY DATA BOARD (MOTT)

=-... -

SCALE

( SLOT 18)
REV.

TITLE

IHEET

17 OF

a 2

IIZ1S

""THIS DAA.wtNG ,.,,., 9'1C•ICATl0t'4 .allN. All T..:
...-m" af DtGITAL ~ c:c#'CM.TlOH NC
!tW.I. NOT a llNCIDUCID ca C0Ptll) oa U5B) .,. 'MG.I
oa.,. PMT Al n. aAStS ,ca. ntE ~N:T\Ml ca wa

~~ 7 - ; - =....' = , , .,..,_TIDN"

3
SYN
O!IOME" 4

Wwww--- - - -- -wwwwwwww
w
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-ww -w--wl~ - -w-ww--ww-w- - w-ww-w

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www wwwwwwwwwwwwwwwwwwwwwwwwwwwww \ 7

6 S -.

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"3 3

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3 Z.

(il 7 l.

1 ¢ ¢ "1- 7 3'3 7 3 7

3 Z.

3 3 3 3

Ill 7 6 \ 5' 4

3 2 2\2

e 2

' ~ - - - - - - - - - - - --

A BRfff

2 2 2. 2

5' 4

6 6

e 6

ll 7

2 2

2 2 2 2

l. 5 \ -4 3 2. / \II)

6 5 4 3 Z.

1\s

3 7

2 2 2

2\ 2

5 5'

2 2 2. 2 2

3
I

I \'11 7 G 5 4

7 7

2 {,

6 2
I

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I ¢ 7 {, 5 -. 3 2. I

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5 5 I

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I

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3 2 I \ (il

3 7 7 3 7 3 3 \7

/ ,1

0 9l 0 0 0 ¢\0

'1 ~ 1/J ~ ¢ 4 2

¢ ¢ 4 2 I 0 ¢ i,\
2

¢ 0 ¢ l1J (/ ¢\
1

BIT P OSITIONS WITH'\ ,,/" IN TH E ABOVE MATRIX ARE THE BIT5 USED IN
EN CODfNG lHE CORRESPONDING ROW'S CHECI< BIT AND THE BlT
POSITIONS MARKED,,_,, ARE NOT USED IN THE ENCODING OF THAT
PARTICULA R

WORD . IT IS Gf N f. RATED BY ADDI .NG THE NIJMIHR OF ONES IN THE DATA
W ORD AN ~ I F TH t TOTAL IS EVEN, A ONE JS STORED JN THE MEMORY
(ODD ,::.,ARITY ). WHEN THAT WORD IS READ FROM THE MEMORY> THE DATA

ROW 5 CHECI< B11.

TH£ PARJTY CJ-JECI< IS FOR ODD

PARTTY(NUMBER OF ONE5 RE.AD

FJ?OM

THE MEMORY DATA BITS ANO THEIR CORRESPONDING CHECI< 611 I5 ODD)
ALL ' ' 1"5 OR ALL "<li'5 IN me C!UAD vJORD 'W'ILL ENCODE AN AU.. '' t''

W ORD rs US L D HJ CAI CUL ATE THE PARITY AND THEN IS COMPARED
WITH TH[ STO RE D PAl'JTY BIT ALs·o RE/\D FROM T HE MEMORY. THE

C. HECI< CO DE .
FOR · SINGLE BIT ERROR AN ODD NUMBER OF SYNDROME B[T S WILL Bf
"l"S AND FOR DOliBLE 5IT EiRORS AN EVEN NUMP,,E. R OF SYNDROME

TWO BITS MEANS NO ERROR

OR ERR OR CON DITION JN THE DATA WORD READ FROM THE MEMORY. THIS
SCH EM E CAN DETECT ERRORS ONLY lF THERE W/1 5 AN ODD NUMBER OF
ERRORS AND CANN OT DETECT AN EVEN NUMDER OF BIT ERRORS. THE

BITS WILL

B E " t" S

FOR EX-'\MPLE

IF LOWER WORD

JN ERROR I SYNDIWME 3 J SYNDROM 4 J

DATA

BlT '¢¢"IS

4 SYNDROME S' l=AI L GIVING. A

(a{l 11116(1(1 SVNOROME (917 ¢ 8 ) . IF LOWER \,JORD DATA BITS r,rj ( ~I
FAILJ SVNDKOME ¢ ~ SYNDROME5 FAIL GIVING A rjrjt,~rjl SYNDKOME 1
SINCE lN SYNDROME 6IT5 3 ~ 4 THEY CANCEL EAU/ OTHE~ OVT, ALL

SCHEME USE D IN 1HE MEMOKY SUBSYSTEM JS DESIGNED TO DETECT

AU 5INC.LE. BTT [RROJ<S AND AU. DOUBLE BIT ERRORS. FURTHERMORE l IT
CORRECTS ALL TH E SiNt;LE !SIT ERRORS WHEN THEY OCCUR, IT JS
ACCOMP L ISHED BY STORING 1 ALONG WITH l'HE 64 BIT DATA I EIGH•T

~ ' SVNDIWME SIGNIFIES GOOD DATA

£ SYI-IDROME~ A~E SHOWN IN OCT.\L

PARITY BITSi CALLE D THE CHECK BITS, WHICH ARE GENERATED 8Y'
TAKING S ELECTED · /'.iROUPS OF DATA B!T.S IN A GIVEN DATA WORD . THE

& ECC MATRIX :

¢ CORRECTION)

MEMOR Y DESIGN S HAVE TRADITIONALLY USED ODD OR EVEN PARITY AS
A MEA N S OF DE TEC TING AN ERROR IN A GIVEN DATA WOR.D. A PARI"TY
BIT l'., f\ N EXTf<.A DATA BIT WHICH IS STORED ALONG WITH THE DATA

ECC

--u_P_P_E_R_w_o_'R
_ o_ _ _ _ _ _ _ _ _ _ __ _llL_ _ _ __ __ _ __ _ _ __ _ L_o_w_E_R_w_o_-_o_ _ _ _ _ _ _ _ _ _ __ _JLC_H_E_C_K_:_B_Y_T_:E:_ _

DESCRIPTION OF THE ECC (ERROR . CHECKING

AGR EE MENT OR Dl 5AG Rf: EM f.NT BETWEEN THE

Wt-

SCHEME USED Vi A MODiFICATION OF THE HAMMING'S CODE TO GENERATE
THE CHECK BIT[., WHEN PARITY rs CHECl<ED DURING A READ AN

lNCOl'itRECT 61T \,ii LL 8E DETECTED !SY PARITY CHECKING LO(iIC AND WILL
DEVELOP A UNJQUE EP.ROR :-YNDROME WHICH WlLL IDENTIFY AND CORRECT
THE BIT JN ERl?OR.
DURING ANY RLA[; CJPPERIITION 1 THE EJGHT CHECI< 6lTS READ FIWM THE
MEMOR Y WO IJI-D B E PAR TTY CHECKED \JITH THEIR COJ?J?ESPONDlNG GROUP
Of DATA 131TS THUS PRODUCING AN EJGHT BIT ERROR CODE THAT JS CALLED
THE. ERROR

SYNDROME, THERE ARE 256 SYNDROMES (FOR TH£ EIGHT BJT

CHECK) AND AN ALI. i!ERO SYN DROME SIGNIFIES A NO ERROR CONDITION.
THERE ARE 72 UNIQUE SYNDROMES POINTING TO INDlVTDUIIL BITS IN Ti-IE
CODED vJORD,

I
! a«

,.
=--

C IWGENO.

(SLOT 18)

(ECC LOGIC)

ltlV.

IIEV.

TITLE

MEMORY DATA BOARD
ICALE

J
\ I

IHEET

I I 2. I l-0~8W ~9.1 I

8.-

-n-ftS 0M.W1HO N«J SP£Clf'tCATIONS. HE.MIN. AM. THE
"'°'91TY <N' DKJITAL EOOll"MEHT OC>Af'OAATIOH AHO
111-W.l. NOT IIE ~ 0A COPIED 0fll USED IN WHOt..E
Oft IN ~AIIT AS Tl-E BA&S roA THE MANUFACTURE 0A SALE
0,. ITIMS WITHOUT WRfTTEN P£AMIS&ON.

THE SIGNAL NAMES, FOR SIGNALS THAT LEAVE
THE MODULE THAT APPEA R IN THIS SCHEMATIC
MATCH THE SIGNAL NAMES USED THROUGH OUT '
THE MS78~ AND ARE LI STED I N THE TABLE
UNDER THE M8212 COLUMN. THE SAM E INPUTOU TPU T PINS ON TH E MODULE HAVE DIFFERENT
NAMES WHE N THE MODULE IS USED WITH THE
MA 780 . THE9:NAMES ARE LISTED IN THE
M8212-YA COLUMN,

SIGNAL NAME

C
I

M821 2-Yg

M8212

DSI BUS ADMI Bzg H
AAI BUS I\DM I BOO H
A82 BUS /1D MI 80 1 H
ADZ BUS ADM I B02 H
AE2 BUS ADM I Br , H
AF 2 BUS ADMI B0 4 fl
AJ 2 BUS ADM I BiJS H
AK2 BUS ADMI B06H
AL2 BUS ADi1I R07 H
AMZ BU S AD11 l 806 H
ANZ BLS il[k1I BO 9 H
AV2 BUS ADMI Bi n H
BA i BU:: AD!·:I 81 I H
BB2 BUS WM I 812 H
BDZ BUS ADM I B1-:, H
5C: ~ 5u 5 AD'.11 014 H
BKZ BU :; ADMI 131S H
BM2 BU'.=: ADMI 816 H
BR 2 bJS ADMI Bl7 H
8R 2 6US A)M I 8Vi3 H
BS I b~S AD;1I B1 9 H
BV2 BUS AD:1 I 820 H
CAI
cJSADM I 821 H
(62 BLJS ADMI 022 H
CEZ 5:JS ;,.:::; ; ;: 32-3 H
CF2 tus,:..:::i,-1: B24H
(h2
BJS AD11I 82 5 h
CJ2 eus AD11 I B26 H
CK2 5JS ADMI [327 H
CL2 BUS ;.)'· 1 I B2'o H
CM2 BUS ADMI 829 H
(RI
BUS ADMI 830H
CR2 BUSADMI s-:,1 H
DMZ BUS ADMI MSK O H
DLI
BUS ADMI MSK I H
DK2 BUSADMI MSK 2 H
DL2 BUS ADMI MSK '.3 H
DNI
BUS ADMI Pl H
DUI MATKARY RD EN H
EBI MAlJ CYC CLR L
FUI MATJ ECC EN H
ED 2 MATK RD DAT EN L
ECI
MATK RD LO SEL L
EJI
MATJ WR EN LO L
MATJ \~R EN UP H
EFI
DMI
MAlJ ARY DAT CK H
DDZ MATJ CHI< 81 T .JAT CK H
DDZ MATJ CI-IK BIT DAT CK H

•

NOTE

?, DIGITAL EOUIPMENT CORPORATION""

~IOt-fl' • / '{

M8212

PIN M8212-YA

BUS CMD ARY H
BUS FL INF O O H
Bl.JS FL : NF O I H
BUS FL INF 02 H
BUS FL INF G'.3 H
BUS FL INF Qi., H
BUS i::L I NF OS H
BUS FL IN F G6 H
BUS FL INF 0 7 H
BUS FL INF 0 6 H
BUS FL INF 0 9 f-1
BUS FL INF I O H
BUS FL INF I I H
BUS FL INF 12 H
BUS FL INF I '.3 H
BLiSFL INF 14 H
BU S FL :NF rs H
BUS FL INF I 6 H
BU S FL INF 17 H
.8US FL I~F 18 H
BUS FL I'ff IS H
BU S FL INF 20 r1
BUS FL :NF 21 H
6US F ._ ] W 22 H
E~= FL INF 2·~ f'
BU S FL ::F 24 H
BUS F L IN F ZS H
BU S FL I NF 26 f-'
8JS FL INF 27 H
BU S FL :N:=- 26 H
BUS FL I NF zq H
BUS FL INF ~J H
BUS FL INF ~I H
BUS FL MSK O H
BUSFL MSK I H
BUSFL MSK 2 H
BUSFLMSK ~ H
BUS X FAR I H
MCNA ARY RD EN H
MCNA CLR L
MCNA ECC EN H
MCNA RD DAT EN L
MCNA RD LO SEL L
MCNA WR EN LO H
MCNA WR EN UP H
MCNB ARY DAT CK H
MCNB ( HK BIT DAT CK H
MCNB CHK DAT CK H

DB2 MATR INIT H
DF2 MATJ MSK CLR L
EL I MATJ RD EN H
DJ I MATJ GEN ECC L
DFI MATJ TAG CLK L
DEZ MATJ UNCORR ERR CLK L
EA I MATJ XMT DAT CK H
EM I MATF CRD INH L
FS I MATE DIAG EN L
FR I MATD FRC ( HK O H
FP I MATD FRC CHK I H
FN I Mt.TD FRC CHK 2 H
FM I 1'1ATD FRC CHV i H
FL I MATD FRC OiK 4 H
Fl".2 Mt,TD FRC Cr1K S f I
FK I MATD FRC (HK 6 H
FJ I MATD FHC CHK 7 H
FDI MDTA SY N 2 H
FJ2
CM I MATH ADR ON BUS L
CL I MATH DAT ON BUS L
DRI BUS ADMI EXT H
DFI 5US ADt1i 829 H

MCNB INIT H
MCNB MSK CLH L
MCNB RD EN H
MCNi3 READ H
MCNB TAG CLK L
MCNB UNCGR ERR CLK L
MCN8 XMT DAT CK H
MCNE CRD INH L
MCNE DIAG EN L
MCNL FRC CHK O H
MCN L FRC •~HK I H
MCNL FRC ( HK 2 H
MOIL FRC CHK 1 H
MCNL FRC CHK 4 H
MCNL FRC ChK SH
MCN L FRC CH ,< 6 H
MCNL FRC (HK 7 H
MDTC Sm 2 H
MDTE FULL WR EN H
MS5H ADR O BU S L
MSBH DAT O BU S L
MSBJ FL EXT H
MSBJ FL wR f--1

CONTINUE

I
SIGNAL NAME CONVERSION TABLE FOR M8212 YA

flllEYISION: HISTORY

ii,,.n1

100-

.,,.,.

1-I

MEMORY DATA BOARD
8

- 1~·

DOCUMENT NUMBER
Tm£

rors1
I
8CALE

M8212- 0- I
IIHEETI '-,

1 Tit/

COllll'OMENT SIDE YIE I

I
I
-,
I

3·8

• 5

I
:'
_f
;1~~ : ~ !~ ii~i K
'
1
~

~
%

OUY.lll.L VI VI ~

i
I

. _-j

4-2

I
I

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;
UJ I

I
I
•

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\
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'tlUTSflPNMLK I HFEO C 9A

YUTSRPNMLKJHFEOCBA

YUTS R l'Nlill l

KJHFEOCBA

\IUTS"PM

LKJHFEO C BR

YUTSRl'Mllll

a: JHFEDCBA

•

CSIABCtIFHJ Klt-ff>RS

•

6012'-62C· Pl M821:J

. .

•

...

•

SIDE I

•

I
I
I

•••

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-

==--

IIY.

M. C . N .
· I

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---~--

· --· '

.,.,..--:1,11 •

----

/
•

.......
...........
...........
.........

•

,!, .•....

. ......
I

.ME ~ OR Y CONTROL BOAR D 60 12462C · Pl • •
M8213'

' ..-►•• •

• •

_.!..J ' • • '

f • •••••

9A~• . ~ .

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...

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a a a aS IDE

2 • • • • • • • •

••••••••
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.; •g•g•~==~~-~~=-=::~:;;;;~-~;=:::::::-~;;=;=~•~·~:......~~g
~•;•~===~~~==~=====7
~ v_::::::::::~:::::.~_-_.
_._._m_~~,.
• '.
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...... . • t--•••i. • • ., .....
• ······~
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••••••••
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Rt'wORY. I 1-!S"iRIJCT ION 5
£CO....-::,

COMl>ONtNT Dl:Ll:11: $ S IDie \ c
3 -\ . £6 1 (1>/N 19 10531-OO)
COMl>ONHI T A DDS Sltlt \ c
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3-3.
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P/N 2 31~ , r;: , OU /1 1 ~1 ?
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REVISION HISTORY
!BASIC PART NO!
M8213
I
!
!
!
!
!
F.SMART
!DATE! 09-J LJ N-78
! D I I ! G ! I ! T ! A ! L !
1_________________ _ _______ 1________________________ IDRN!
!ENG!
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!REV !SECTION A OF A
1__________________________ 1______________________ 1 _ __ 1___ , ___ i ___ i ___ i __ _ i ___ l
I ___ , ________________ , ___ _ , ________________________ ,
PAFnB LIST
TITLE
1 SECTION.VARIATION INDEX !CHK'D:
!---! INIT
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!
DATE:
09····JLJN···7B
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1__________________________ 1_______ _ ____ ____ _
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1 ___ 1 ________________ 1 ____________________________ 1 __________________________ 1 __________________________ 1 ____________ _ ____ 1 ______ 1
"THIS DRAWING AND SPECIFICATIONS HEREIN, ARE THE PROPERTY OF DIGITAL EQUIPMENT CORPORATION AND SHALL NOT BE REPRODUCED
OR COPIED OR USED IN WHOLE OR IN PART AS THE BASIS FOR THE MANUFACTURE OR SALE OF I TEMS WITHOUT WRITTEN PERMISSION.
COPYRIGHT (C) 1980. DIGITAL. EQUIPMENT CORPORATION •

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PWR UP L

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TITLE

MEMORY SBI BOARD
ICALl

IHEET

I C.

OF Z.

M82 14 - ¢ - 1

REV,

"THIS 0111.AWING N./D Sl'lC lflCAT IONS,, HEU.IN, J,,M. TI«
l"llOP(UY 0,. DIGITAi.. EQUl.-wHT CCIIIOAATIC»f AND
SKAl.L NOT ll I t ~ 0l COf'IED 0l U5ID IN 'MCLl
0l IH PA.llT AS TH( IA.SIS K>l THE MN«.FM:n.a.l 0a w.E

~~e~.r-=. .t~::r~mN'"

+ 5.2 V - - - r - - - V . . f l r - - ~ - - - - - - - - - r - - - = - i

D
+5.2 V

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>-....
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EE. 2.

1"2.

EEi

T ¢,

CL K.

lM -SB H, k.,N ,P,T)

M".>BR. P..R.Y

5 Bl

c.u<.,... (_MLNA . c,o)

M S BR

'::>e r

T2 c ·LK H l M C Nc . .:-)

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2. 7/1) JL

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Cl- CI.Z., C l'fl., C ~ c'1 ~ Cl4_,
Cii!l·C ZS, C Z 7-C.37, C .3'1 - C ffc

c., ·C S!., c.s-,,.J cs~ CS 7 - Chtb..
C...,Z-CC. <?-; C <,.&·Cc'1., C7I,
C 7.3--C. 7,5, C 77 · C 7'1, C,!/I-C8",

C86, c 7d - c'JS,C96·Cl()tJ

+c 1 ~ 1-c 1<1>t:,

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2~V

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>--5 - ·- - - - M SBR

T 2. C LK H (M'=>BA ,K, ~,T,U )

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C.
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//C t?, /1#0 lttvZ, ,9 TI
~c 2 .,e)l1i B A/Z" ,s r1

CC2-> CNIJCNZJ CTI .

DCZ, DH!, ONZ, Drl

cir,, Cl~ Cl4'8_,Cl4' 'l

;~~; ::,;,~:::::.:_1:_1_________J,_·_

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14-

REVISIONS
CHK

CHANGE NO.

REI/.

TITLE

(SBI CLOCK DECODE)
(MSBR

M8214-¢-I

MEMORY SBI BOARD
SCALE

SHEET

l"l

REV.

"THIS DRAWIMG ANO SHClflCATIONS, HOlllN, AAE THE
PROf'ERTY OF DIGITAL EQUIPMENT eot.,ollATION AN>

Sko\LL NOT IE Re>lt00UCtD 0A COPIED Oil USU> IN WH0U

0A IN PART AS THE IASIS fOA THE MANUF.ACT\.llu: oa ~

rcw:;~i~1'f6rcI~Al~:~

CCVOIATWJN"

:C.NT \:::... K LOC K · F"\..'-P

FLO\-'

A"\D

Tt'N'IE.au ·r

D
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DQ)

R cj,(1) 14

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5
D '2.

R. I (I)

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R':>(1

r,,

,-~

R'2\1)

1'2.
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MSBS lNT LK FF \-1
M S'¢>< \JALl O
R4~
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AR,

ll/\ 5BF INTLK RD

,cp

A OR ' L

(M SB P ;

r------'-'-f:'r-:7µ.-L ______~ - -_!_d cLR

L - ---='<l

- - ' - - -- f"'I LD.

~ s e s IN TLK

TIM E. O l l"\

~ -- -4--1---=--I C. LK

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CON F lktv'I

C.
9

M S.e,R \ C

14"'= 1

$ '01. I 2

C.LK. \-\

E1 2.:,

r-t1 S 6r<: IC. :_ e, I.

f 2

CLK

-'--+--=...j

MSBF INlT

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s
IV\ !.) 'oH REC..

SO O AT

oq,

R d>(1

c:: ,

R l ( I)

'<'2(11

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7

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M SE:OU L REC.. to

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3

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IV\'SBU L

RE.C '!. O 3 H

M S13U L RE C

II
M S B "!:o ',,ET C. ONF

F f'.I C

H - - --U

M S.'e>~

REVISIONS
CHK

CHANGE NO.

Rs(_1)

D <j,

R</>l•)

R l(I)

R. '2. ~)

R3(1). I

R40) =------'-------r-!-+-1f--l--------------~4~ D8

,ou ~
2

FL M S K

BU'S FL M S K

cp H --

- --<

I H

ro 4

lo
II

,·3
\-1

t - - - -- -- - -- - ---21~2 04
t - + - - - - - - - - -- - --~1~3 D5
t--+---t------'------ - --:...J o~
t-+-t-+--- - - -- - -- ---~2~0,

1'2 '

VAL'!.D ,._RY

AOR L - ' - - - - - _ r - - ~ g

q> H

M SBK CLK FL TO CNTRL H

M S B E ·VALID ROM ,._OR L

MS.BJ

CMD H

M SBE VALIO CNF6 ,._OR L

M SBU

M S BH

REC 5D Dl>.T

- ---22-1

M ":>BF IN'!.'T

LATCH -

I )...

ID C OOE

( D '1>

M S B5

XMT

M5B '=>

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M(_M"-BU,N)

H (M'SBU, N )

IVl 'Se -=, XMT

I D 2 H (M':>BU ,NJ

WI S l=> 'S

XN\T

I O :I H ( M ':, 5U , "1)

M S I=> -:,,

XM T

4 H

(\\/\ -:, BU , "1)

REV.

CSLOT 2(J))
TITLE

MSBS) SIZE

REV.

MEMORY S81 BOARD
SCALE

P AR ct, H

(M':, e u)

CL K CL R

M':::iBE C I\I F C:=i P..DR. PAR O K L
C NFG

14 O S

-=-

M 5B5 X MT

M "=>I", H !'- RY ADI-<. 1-'f\R O K L

M':- 1::'..E

t:NTL l-<

Titv'IE O UT L

s
4

.M SBF VAU O AR~

M S B~

M '5BL RN\ . l N FL H

I\.R"t'

M "::-, BE ROt./\ OEC.OU E: OK. H

M S e'..iH

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1 - -- - -~ - - - - - - - - - - - - 1
14":,7

M S'o T

EN )'.N'\T OA.T

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3

111\SBR

M ":>\:.T C.LR.

H l. 0

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113 :S P. \

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A RO A

R TL

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lo
M Sb'F 1NI.T ·c:.. L

MSl!, F

l N \ T

-...l....-------- - - - -- - - -- -- -- - - - -- -------if------'-- -------.----=:0

1.-

SS't TR

eu s

s e,'I: TR.

BUS

s ec

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BU <:,

seo 'I:

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M SE:.T

H LO RE.~ L

HLD A SR T

M SBT £N ~MT

MSBF

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M SBT E N

(M SBA ,N )

CLK.

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ct,s L.

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f!: \J '::.

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¼N OTE. , M '::> e-T ~U S "TR L I S J" UIVI PERE.0
O N TH E BACK PL.f\NE "T O •HE PROPER.
!'>US '::> B 1: TRJC,1' L A R8 l.TRATL0 1'1
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A
REVISIONS

CHK

CHANGE NO.

CSLOT 2©)

REV.

(M SBT

mu
SCALE

--ft--

SHEET

'°'

NUMBER

M8214-¢-I

MEMORY SBI BOARD
8

REV.

g 2

''THIS DaAWIHG N<G P1C•1CAT10NS,. HD.EIM, ,._ TM(
l'ttOf'Y.TY Of. DIGITAL fQUf"MD<T ~ T I O N NG
SoHAU.. NOT ll lll"IIIODUCID 01. COl',lD Oil U51D IN WH0U.
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~~
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RO RA\ .RA(j,
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M S BF>- RE.L 11/\'.::>I<. 2 1-1

1,9

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e,us '=>B, P 4> L

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M S BU REC P A R

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(M'SBF)

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I

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X £N B XC.L K
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3
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R..'c.C.1.Q\ H

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l:IU '::> S\3t 10 3L _
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BUS '5E 1.. I O 4-L

R2.(1)

R3(1)

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M 'S P>U L

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TAG 2

MS B U

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(M'Sl:>C:., D, F )

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H (MSBC, F)

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7 4LS<.. ?c;b

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8
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M'SB':,

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3 , ~4

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M'SBS 1<\V\T u :, "'!. \-1
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ro 2 H(MSBN)

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PAR

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I\A'SBU R E C l:_04H (M'=>BN)
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?12. 13

14-

lllVISIONS
CHK

CHANGE NO.

REV.

( SLOT 2(/))
MSB U

TITLE

MEMORY SBI BOARD
8

SCALE

-H---

SHEET

NUMBER

M8214 - (/)-1

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a,
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MOS MEMORY ARRAY
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NUWER

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M821</> -<J>-1

CALI

ML2

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REVISIONS
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TIT LE

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