Digital PDFs

DIGITAL-7-78-M

April 1964

19 pages

Original

0.8MB

Document:	370LightPenDiag
Order Number:	DIGITAL-7-78-M
Revision:
Pages:	19
Original Filename:	http://bitsavers.org/pdf/dec/pdp7/DIGITAL-7-78-M_370LightPenDiag_Apr64.pdf

OCR Text

stein - D!.c

AtYTIIOH 11

"~.BS~IW\C~~~

!"i,,)'lt ,!j(,n D~Lagflolt1e

~.•

a util~.'ty P~I1"mI d~jfl1gg1*d

to, 't~11~ 'tlM,) 370 L1g,h.t pen ~)pi1'r~t~",on with I, 3,130 41$-

J:Jgl)tJ -, ,~ "". 45
?i!!gtit

whGn runn1rig this d1agnos tic ~

:+:w;.t fJ 1::~ J.2!J!J:'lli...!:'.2..~:!!!!
1.

Place tape 310 .DIAONos'rIC in reMer

StlU~

in 7TIOg or .17710~ depend1n,g on the Bize

of the ccmputerol
Table 1-2

Switches!

l!:_ ..ilU!lll$:!P.Y~~~

&l\f1t~h
.....

!i~!:1!L~:~

S@ns1tiv1ty and. resume 10t teat

3
5
~.
{

..... 9

;<j~.-1~·
..'!..""..
,,)

or r1~ld ot view box

All error deteotion 18 vlaualo

DEC ,¥" j{. ..." Li- 5 ov. fii
PilS~

2-1

~!~~V13~J~~2"",1~.~!!~1

TitJ.8 t(jlt& the light p~~

1nt.~rl~pt Md, t,h~ d:tapla~y relum.e :tt)t

intens1ty levalz~

(DRS.) at all eight

EIght horizontal veotors are drawn para-

llel to on!J another e tar-t1ng at x ~)" 7'008 11 '1 - l00S' a..nd at
m1n:t.mu1l1 (0) .1ntt.ens1t~r w1tbtha la,stj vector at maximum, (7)
1nt~nf51ty starting at x -

100, y - 100°8-

When the light

pen iri plaoe>d at. tlUV point tC) the l!)1g..~t 'Of (Htntel~ of any

line, the vector will be trwloatede
the pen is ~&":Lns8i 11gh,t~
of eerJt0r j

~~=vi%!

...

l"'t'Hlpon1;H~
(~tlntal'!

'rhia Dhows that the

irh1u tost ;lnti1catea th6 speed or

ot tha 370 li{:~t pen~

(ri.) the is'iJl:'lftn.

damonatrSttea tha,t

It tbe pen 18 placed to the lett

thfJI line app~3r~ in tull,.

~,,!_~~t~! i!!!.~

~lih1s

1~h~

A ~lro8~ is drawrl ill the

operato:r places the p'8n on. the

DEG ."'. it . ,. 45 -, M

Page ilt

2-3
:L~tftr~G1't;y

(~n

on th'a Icr~e~,(>

A box ~:pprox1mately O:rH~ h.illt inch

a side 13 d1;pla,yed on the fjCl"e~n~

'fhs p~u'1t1on &114 1l'lten-

1a1ty ~Jr the box 1e dert~'l\Ul.ned 'by th~ U8er~
th~

box is d1splll.:yed.

\ih~n th~

EVery po:tnt 't~1thl¥.'1~

pen 1~plaol,od tr'l~rthe box~

4x ~}nlargementot the points "fie~n" 18 d2~awn in the OPl)oe1te

played ot the number of pointfJ aoon by the pen in dee1mal~
l

'rO USia thls
nUDibe;~s

teet$ aet AC slI:1..tehl88 0 Wid 5 up and place two

in AC sM1tchcs 7-9 and 11~..13.

The l'uunber l11aced :1.n

.A.C switches Pf-9 mlt1 i1-13 ~ tha 1 and. y coordinates or the
lO~Gl'l

:.tar't; c.Ol;~>ne:r:' of; the 801idbox, divided by 2008 ~ , Thus

it th.:e number !1 w~:·e plMed i l l IJvltchea 11-1,3 and 6 plMed~

in. 7-9 ~ 'tbe oooroi.~'!i.te of' th:0 l(*~r le;tllt; corn~:r of' the box

x
y

6 ~ t~O »Z 3,.40("8

i3il

5 ;( 200 ,rot :t2iXJe.

JJEC ~- 4 ...~ 45 ..~ !~
page 5

NO"" the pen may 'be plt,\,ced ov@r i:the r~l bo;x..
largement and digital l·leftrdout w~1"l:i, be k18Gn~

dig1t,al ltGadtlut, Sift I.e s,wjj;cheaO down.

l!ir)d i;h'~

4>: ~n

TO el:tm.tnat~ the

To ~rtop thf~ t~st~

.IJEC .... 4 ....1{ 5 , . I¥I1
l~tl,g~

bthald ii

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outpt,

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jms outg1o
100 noswi'e
jmp ~+6

law no'btxA
10t 606

iot
iot 601
Jmp tt,-1

lac ·b\lf-t.. ~~
add {1}
sad bufd.on
~kp

jmp 1ncre

ls.c tempi.

dac buf'+1

18..{} temp2
dacbut 5

lac 'but 6

ad.d (4.)
de,e "ouf 6

lac bu.f+2
add 11
\ .-:..;!\
s~1 'cutd1

jmp done
dac but+2
j!t~p ou tpt~

d.ac b\u~+ 1,
lac l)uf' ~
~.dd

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(Ytrtpt

(4)
d~tO bur 5

'IT

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aurl {:t77 f
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P

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Jm.fJ out.nax

o
o

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dac tempi
ls,e (400000
de.c 1 tem.p1
ifl:?; tempi
lac (3000
ds,c 1 t_1'1

19;W ,.

<lac n08w1t

ltts
8Jl.....34.
"213.

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jm;.\')b thl:Lei

4 .... 4'5 ~, ~'1
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blt~

o
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la.w bujll~...:l
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lac 1. 10
sad
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dao i 11.
J:mp blt+4

(rrrm)

follow8

o
lac h
dac .:q;»t

lae ty

dac ypt

and (1)

xor parma
aae but
l.ae (3000)
d,a.c but+4
lac ~rpt

x.'or tywd
da.c but 1
lac
dac
l;~,(~

d;t\c
la~~

d,llc
l~c

add
a"TI'ld

sza
.jrup b~k'llP
1. ;e.\C ~t't)t
~ ~d ( f.:,i!""v·
\I
"'l.~k"
.....
X(jlf; ,fxwd
dao b'U.f+2
lrj\c {6oo2"'17
d~;~.c b\lf+3

jms Qutgtl
i()t 1'(16

DJ!X; ,...It "~" 45 ~" ~\11
;P&l~

xlt?r~

rtr

and (in6)
dac x;j.

lac xpt
tad (-41)
epa

Jmp moveup

XOl-- t>nd

dac but+2
l.ac (6000't7
dac but+3

:Jms outgo
j .. ot 716

X~l'!<

J;~tr

l:lItr
l~l-!l

,und (1'''76)
fJdd xi
t"lar
W'ld

(1TI1)

t:lac ~t
lac (jmp abo)

dac stpood
la.e xpt
xor txwd
dao bnt+2
180 fpt
aQ(l (So)

\~tl1d (2()OO )

aza
~lmp

lnlcyup

lac ypt

~trld

(!50)

2cor f:}f\lfd.
dac bi'J.~+l

la{~ (737~O()

dat~ bu,f+.)
~Jm5 <rJutg~)

j)Jt,

Ita,l

~,,()

DEC ..," l~, ~" la5
ril
Page 11
"'>

XOI~

f:rwd,

dM bui'1-' 1,
le~

(63740K)

Qa,c t~uf.t 3

Jms outgo

10t 7'16

ral

and

(1~n6j

add yj,.

rcr

dec ypt
lSotl bu,f :2
ds.c 10

18.0 ( 31~114

de.c blJt
le.t~ ty
XCiX' t'Y'~d.

da. c buf' 1

lac f';1{"
leer fJ:&'ld

dac but.. 2

lac tx
cma

tad (1

too xp·t

dzm ~i,gn

apa

jrliS ab!Sval
de.a mag

and (777600)
3za
jmp m,odify
:LEi.C {2()OOOO
•
J\
x()r ,m,ag
,X(;}'1

dEL~!

sign
1 10

If},c f~~'

'~mn
~'PIr~"i
.1'
!.k..,l 1..,
..\"-..1\....'lIf'?
1.. A

r't, 1
~:,tl

T"tl
~tl

,!md, (11

)

JtOl"' ~lgrl
Jl~f:)l~ (. 6oooc.w:) )

dac i 10

lac (30CtO)
(tao j.> 10

lac (j.mp done 1 )
Ciao stpcod
t:lac lph1t
dac corl'd:t

Jm.n: ()U'tg~)

abs'fal,t

{)
(':ml~

dac temp2
1~ (a,~)

~iac

8ign

lac t.emp2
,jmp 1
yab~i~

al)8Vfa~

:0
liJi!iG.

;ia.o
It'~

dac

1.ac
.jmp

lai?b
~ i.', l'.t'\(·U"'\Q
a:n!.J..
'iVVY )
a;zB.
~1r~\x]. f~o 11t)~i-5
jmp 1'0 toll.Ol;~

l~tc 1L~i~

tl~l

{-:1,"'(6 '}

~:b,;~"cmag
'\

~j,.,fM,'!

f ~Oi''';''1 ~"~y.;7 ~

\, ".

'1,,,,,.4.. ~

i J

l~O:t" ~1,g.n

'~\f~C

t 1.0

l(±.o luBig
.:jlUIJ l~,s 'tx".. 3

l- .. ~.A'."~
t\ ?Pftf'l'
!4 <,",\;() \.
.-- ~ ~ '(i'\..J",.. J
X,O'I~ ~1,gn

dao l 10
l&\e

tad. (

"'(6)

dao mag
jmp laat:y .... 3

law eenbu--1
~jms

blt

lac (Jmp lotlp)

<lac lphlt
lac (Jmp 1 outgo)
dac stpcod
(jms outgo

lac but
ri&d (34117)

Jmp reset

add (1)

(lac but

lao but+2

::~ ~?!~~

jmp outpt1

1~~

(34110)

{tao but

1M (3C32100)
clae bu.t+2
1$,.;&

~ind ( 200(00)

aza
,jmp outptl,

.,'»15 :1 senat
:lot 71.~
t~nd {400000
i3za.

.jmp outpt1+~t.

lot 50!~

"i:impt.JtJltgc~

DEC

l~ -

1~5 '"
Pi;g~;

Xl:>t

~J-lC

xpt

t~ (;30

jDrp gety

lao :(pt
tad (-2"1
dAC ypt

movYUP$

jlfilP show

lao ~t

add. (,:}O
d~;.C

ypt

~1lnp show
~Jt1~i
0
J"lIl' ,....,

20700
302100

60i)1"f7
3000

Trr/71

1&';1 but~

lot 606
1c~n

•

jrus COl~r~lt;

sk,p

e1mP cOT'h.it,-i,

iot "/01
~ltp

4~'\'9''''''
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J._,",JlA.l.
'tltA :.~•. t:.",. ...t.
~.
y

iot ()Q1
sk,p

,jmp l!tpcoa.-1

iot 102
:tot 202

1,crt ~02
'Aot 402
tt.};n

Stap :1. 0

L~ .~

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Pf!t.,'i~

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da~~:tot

601
1701
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7(J4

10t 704

eorh:lt!)

()

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704

pdax
skp

Jmp ~ :3

4ay

Jmp 1 ¢o~~.rt.\t

1az co~at

jmp 1. CQ~M~\1,.t

~is~i,ot5()j..

d(a)1W):.tot 1001

f/:':I
,tx.ff
~ar;~n~

~.•!J
!~nfdfl

:4.CYJO

1000

:34110

102000
t:!20000

." f;'l

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b1 t ()'Ild~, 1.t octal r&th~r tl\!lrl
7 CiXtl~.nat. of left }~t)~r

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M.dr~la 0:[ butt,~·~

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repl8C~d
by blank.$&
lea41fl.& ~lt;'roS

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o.aQ O\lttt'x:~
100 ,~ (tut;no.l:
and (31T111
:,t,or xwd,;::
diU) t1:r;;.

lac 1 OUtno~t
a~1d (4c«(iO

~ao t68;~

1u~ ti)ut~"ox

l~c :1 out,no.x
xor ywd,x

(i.flC

t2lt

i$z outn.ox

10
doo 't3x
l~c

l~~~
d;~.,c

l£;~(;;.

1, o'Utnox'
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lac (tab--l)

dac ta.'be.on

par~x
:1 o\;~.tnQlt
113<.iO, t~t~

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x{~t

1M t21;
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1':]J..{; :12
(ltf\.c; 't2:t
l~:tc t~bCO~1

QtWl 2f,:tl;i!~'t%i::;

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d,~'1(,~

r~v'ni;Jt

1+ .~, 45 ..,
P~i~:~

dWl
1M

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iszt~:x

jmp ~,~4

d,a,o ~JutmP%
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t5X

t;M. (fU.'tl!J..IJl:
dac O\,ltm:P.'I.
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lac t4l1:.
jlA(J;

law

daJ~

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J~

It..fMl

~tm~

~t' ,t:'~nw.

~~{#,~

'bl t,:t.

1,6 t; ~Vkltx
_
l.oo'p:it

nop
. . .~."j./~}

d~ttl!;

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d~~ 'Mftl~lwt~

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l~~e

loop"
(nop
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dat:; 11.
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t?-r
~t2

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lac t 1l,jt;
1~~z o~,,;~:tn,Ol:

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P~ge~

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't}lt:t~

()
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1.2
1.l.c 1. 12
iJa4 (-O

Jmp 1. tjl:t:
dt'..Q i 1(>
jmp bl,tx+2

1~ :?i&ItIoOl:-i

le;tf onex""..1
l~ i~"ifox·~j"

law thre~x~",,1
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18,)1

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