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PRINTABLE CHARACTERS 



COMPRESSED CARD CODE 



I/O STATUS BYTE 



Zone Bits/Char. 
63 Char. Bar 


Numeric Bits 
63 ond 48 
Char. Bar 


Zone Bits/Char. 
48 Char. Bar 


Bits 2a«d 3 


Bits 2 ond 3 


00 | 01 | 10 


11 


Bits 


00 | 01 | 10 | 11 


Character 


4 5 6 7 


Character 




a 


- 








A 










A 


j 


i 


1 


1 


B 




R 


1 


B 
C 


K 
L 


s 

T 


2 
3 


10 
11 


C 
D 




S 
T 


2 
3 


D 


M 


U 


4 


10 


E 




U 


4 


E 


N 


V 


5 


10 1 


F 




V 


5 


F 





w 


6 


110 


6 




W 


6 


G 
H 


P 
Q 


X 
Y 


7 
8 


111 
10 


H 
I 




X 
Y 


7 
8 


I 


R 

I 


Z 


9 

# 


10 1 
10 10 
10 11 


J 
K 
L 




Z 

+ 

a 


9 


< 


* 


% 


@ 


110 


M 




% 


» 


( 

+ 
1 


i 
i 


> 

7 


» 


110 1 
1110 

1111 


N 

P 




# 


/ 



Heiadecimal 


Bit 
Positions 


Punch Positions 


4 5 6 7 






12 3 


«-* 


1 












1 


1 


3 


12 


2 


10 


4 


11 


3 


11 


1 


12,11 


4 


10 


5 





5 


10 1 


2 


12,0 


6 


110 


7 


11,0 


7 


111 


6 


12,11,0 


8 


10 


9 


8 


9 


10 1 


9,3 


8,12 


A 


10 10 


9,4 


8,11 


B 


10 11 


9,1 


8,12,11 


C 


110 


9,5 


8,0 


D 


110 1 


9,2 


8,12,0 


E 


1110 


9,7 


8,11,0 


F 


1111 


9,6 


8,12,11,0 



I/O Device/Status Indication* 




Printer 
1DA=3) 


Cord Punch or 

Reod Punch 

IDA:2) 


Cord Reader 
(DAK) 


Status 
Byte 
Bit* 


Abnormal or 
Not Ready 


Stkr Jam, Intlk, 
Punch Entry, or 
Exit Chk Error 


Slkr Jam, Cont 
Por. Err., or 
Photocell Chk Err. 





Paper Runaway 




Misfeed, 
Not Ready, 
Hopper Empty, 
or Slacker Full 


1 


Memory 
Overload 


Punch Chk Err. 




2 


Data Par. or 
Cont. Par. Err. 


Dota Par or 
Cont. Par Err. 




3 


Bar Switch in Err. 


Photocell Chk Err. 




4 


Interrupt 
Pending 


Interrupt 
Pending 


Interrupt 
Pending 


5 


Form Overflow 


Hopper Empty 
or Slkr Full 




6 


Paper Low 






7 



*AII 0's 



function performed as specified 






PRIVIL 

4 


1 

E6E0 MEMORY (PROC) 

6 


VIE 

c 


MOR 

D 


Y 

F 


LAYOUT 

PRIVILEGED MEMORY d/O) 
io 1 1 e 


ID |1E |tF 


PROC. PSC 


RAD 


ORL 


MIR 


WS2 


WS3 


WS4 


WS1 


1 /O PSC 


■ 


AMIR 


il 


CHAN ERR. 


™VM ' Ap 


FAF|FAL| FAD1 [ FAD2 


FASISRC] FAP 


1 1 


20 |22 


24 | 26 | 28 |2A | 2C J2E 


30 |32 |34 |36 |38 1 3A 1 3C |3E 


PROCESSOR REGISTERS 


EXECUTIVE REGISTERS 


8 | 9 


10(A) | 1KB) | 12(C) | 13(D) | 14(E) | 15(F) 


8 | 9 | 10(A) | 1KB) | 12(C) | 13(D) | 14(E) | 15(F) 





























I/O BUFFER CONTROL WORDS 



40 


44 


48 


4C 


50 


54 


|58 J5C 




INTERRUPT 


READER BCYV 


READ/PUNCH BCYV 


PUNCH BCW 


PRINTER BCW 


RESERVED FOR 


WM/M°> 


y//A^\ ba 


VM"\ BA 


»T| BA 


FC*| BA |STC|CR 


5 


1 « 1 


7 



60 




|64 




fee |6C 1 70 


|74 


|78 




|7C 












MULTIPLEXER CHANNEL BUFFER 


CONTROL 


WORDS 










8 


| 


9 


| A | B | C 


1 D 


| 


E 


| 


F 



*FC= Bits 4 5 6 7 

1 Space one line 

10 Space two lines 

1 X X X Paper Loop Control 



w I 

E •§ 

X 


Hexadecimal Byte Position 
and Decimal Equivalent 


3 


2 


1 




















1 


4096 


256 


16 


1 


2 


8192 


512 


32 


2 


3 


12288 


768 


48 


3 


4 


16384 


1024 


64 


4 


5 


20480 


1280 


80 


5 


6 


24576 


1536 


96 


6 


7 


28672 


1792 


112 


7 


8 


32768 


2048 


128 


8 


9 


36864 


2304 


144 


9 


A 


40960 


2560 


160 


10 


B 


45056 


2816 


176 


11 


C 


49152 


3072 


192 


12 


D 


53248 


3328 


208 


13 


E 


57344 


3584 


224 


14 


F 


61440 


3840 


240 


15 



Test 
Sense 
Write 
Read 
Control 
Read Backward 

Reserved for 
Chan. Cont. 


Z 1 


T? TD ~D T3 "O "D "U 

x r -i x 
i I 

X 1 oS 1" 

X | 2J 3E | X 
* * 1 

*!__, ps _I X 

- -1 ™° r° ° 

° -L !- ° 

o o — — o o o 
o o — o — o o 


o 

J* 

-«4 


co 















OD 


-g <n o» 




w 


ro 






~ 


c <= o 




m 


m 




■x, 
































3. fl ° 


u 


■f; 




2 3 


~ 








3 






































% 


=1 




° 3? 




a 






o 


£ 


JO "s 1 


~ 


o 






£ 




i 







o 

X 

Is 

zc 

On 

2x 

2m 
>3 
z 
o 

W 



PI PI 

Z 
W 

m 





o 
o 


r- z 




N01W*WN-0 


T3 CD 




Interfact Error 

Device Address Pority Error 

Bus in Parity Error 

Address Out 

Select Out 

Operational In 

Address In 

Command Out 


f 


o 
o 

-n 


o 
o 


l- 9C 


o 

1 


-g Ol U» ■(* LM w — o 


-O CD 


o 

JO 


Status In 

Service Out 

Service In 

TIME OUT REQUEST 

Suppress Out 

Select In 

Terminate/ Kf) FF 

Input Direction/ Kt FF 


f 



-- o 

m <= £> 

m o 



MJ 



m co 
z cr 
o -n 





~ 




~ 


m, o 


H 




CO 


H H 
m to 
70 > 

S Z 

?" 

> m 

O o 
z > 


> 

H 
C 


> 

a 
o 

to 
m 

H 
70 
> 




o 




> 

-1 
> 
> 
o 

D 
70 



rj 



rj- J 

i 



UI 



o 


* 


o 

Z 

o 

H 


Z 
o 


ii 

z 

D 
> 

n 
0) 

r 

H 
o 

50 

> 


o 

o 
x> 
en 



T 



— £ 



00 


S 


> 


c: 


t/> 


r: 


n 


H 


03 

<- 


■o 


-n 


i 


-n 


pi 


m 


X 


70 


ni 


n 
o 


3) 


z 


o 


7) 


X 


O 


> 


O 


z 
z 


^} 


PI 


a 


1™ 



1 



D m 



INSTRUCTION REPERTOIRE 



r7 


UJ 


o 




! 




o 


z 






or 
o 

Ll. 


o 
(J 

a. 
© 


o 

X 

UJ 

z 

X 


INSTRUCTION 


OPERATION 


BINARY 




40 


STH 


Store Halfword 


(R,)-* B2D2 




48 


LH 


Load Holfword 


(B2D2) — ►R, 


RX 


49 
A6 
AA 


CH 
AI 
AH 


Compart Halfword 
Add Immediate 
Add Holfword 


(R,): (B2D2); set CC 

I 2 (Sign EKt)+{B1D1) — ^B1DH2 Bytes); set CC 

(Rl) + (B2TJ2)-»-Rt; set CC 


SI 




RX 


AB 


SH 


Subtract Holfword 


(R,)-(B2D2)— »R) ; set CC 


LOGICAL 




91 


TM 


Test Under Mask 


12 (Mask) : B1 D1 ; set CC 




92 


HVI 


Move Immediate 


12— *-B1D1 




94 


NI 


AND Immediate 


l2©(B1DU— *-B1D1; set CC 


SI 


95 


CU 


Compare Immediate 


(B1D1):I 2 ;set 




96 


01 


OR Immediate 


12® (BtDD— ►BIDI; set CC 




A9 


HPR 


Halt a Proceed 


Display B1D1 




01 


MVN 


Move Numeric 


(B2D2) Lower— ► BID) Lower (Zones Unchanged) 




D2 


MVC 


Move Character 


(B2D2)— «-B1D1 




D4 


NC 


AND Character 


(B2D2)©(B1D1)— ►BIDIjset CC 




05 


CLC 


Compare Logical 


(B1D1): (B2D2); set CC 




D6 


0C 


OR Character 


(B2D2)®(B1DI)— ►B1DI;setCC 




DC 


TR 


Translate 


QBID1) +B2D2] — «• B1D1 




DE 


ED 


Edit 


Unpack 8 Expand OP2 ( L| + 1 ) — ► OP, ; Control Pat in OP, 
MSB of OP, -- Fill Char, DS8=20 16 ,SSB=21 ts ,FSB=22 16 


DECIMAL 




F1 


MVO 


Move with Offset 


(B2D2)— »B1D1 (Shift left four bits)* 




F2 


PACK 


Pock 


(B2D2) Pocked—** B1D1* 




F3 


UNPK 


Unpack 


(B2D2) Unpk— » B1D1 (Generate zones)* 




F8 


ZAP 


Zero and Add 


(B2D2)— »BID1 Dec. (L1>L2)*;set CC 




F9 


CP 


Compare Decimal 


(B1D1):(B2D2)Dec.(L1 >L2)*;set CC 




FA 


AP 


Add Decimal 


(B1D1)+(B2D2)-*B1D1 Dec.(L1>L2)* ; set CC 




FB 


SP 


Subtract Decimal 


(B1D1 )-(B2D2)-*B1D1 Dec. (LI>L2)* ; set CC 




FC 


MP 


Multiply Decimal 


OPjxOP) — •► OP1 ; Li + 1 = Size of product; L 2 +1 = Size 
of Mult.; OP, must have L 2 + 1 leading dec. zero* t 




FD 


DP 


Divide Decimal 


OP, +0P2— ►OP,;Lt>L2-,Quotient in L r L 2 MSB of OP, 


BRANCH 


RX 


45 


BAL 


Branch and Link 


(FAP)— ►R|,B2D2— «• FAP 


47 


BC 


Branch on Condition 


If match, (B2D2)— «• FAP; see chart 


PRIVILEGED 


SI 


A0 


SPSC 


Store State 


(PSC)— »B1D1 


A8 


LPSC 


Load State 


(B1DD— »PSC 


SPECIAL 


SI 


A1 


SRC 


Supervisor Call 


l2 — * , "(|6)> se ' interrupt 


INPUT/OUTPUT 




A4 


XI OF 


Execute I/O 


Function — »-Dtvice;set CC 




A5 


TIO 


Test I/O 


Test Device Status — »- B1D1 ; set CC 



'Data processed right to left 
:- Compare R=Prog. Reg. 



» = 0R 
( )= Contents of 



- = Minus 
CC= Condition Code 



©=AND 
+ = Plus 



9300 EXTENDED OPERATION CODES 



MNEMONIC 


FUNCTION 


HEXADECIMAL 

OPERATION 

CODE, Rl 


formatJ 


B 
NOP 


BRANCH 

NO OPERATION 


47 F 
47 


RX 
RX 


USED AFTER COMPARISON INSTRUCTIONS 


BH 
BL 
BE 


BRANCH IF HIGH 
BRANCH IF LOW 
BRANCH IF EQUAL 


47 2 
47 4 
47 8 


RX 
RX 
RX 


BNH 
BNL 
BNE 


BRANCH IF NOT HIGH 
BRANCH IF NOT LOW 
BRANCH IF NOT EQUAL 


47 D 
47 B 
47 7 


RX 
RX 
RX 


USED AFTER TEST UNDER MASK INSTRUCTIONS 


BO 
BZ 

BM 


BRANCH IF ALL ONES 
BRANCH IF ALL ZEROS 
BRANCH IF MIXED 


47 1 
47 8 
47 4 


RX 
RX 
RX 


BNO 
BNZ 
BNM 


BRANCH IF NOT ALL ONES 
BRANCH IF NOT ALL ZEROS 
BRANCH IF NOT MIXED 


47 E 
47 7 
47 B 


RX 
RX 
RX 


USED AFTER ARITHMETIC INSTRUCTIONS 


BO 
BZ 

BM 


BRANCH IF OVERFLOW 
BRANCH IF ZERO 
BRANCH IF MINUS 


47 1 
47 8 
47 4 


RX 
RX 
RX 


BP 

BNO 

BNZ 


BRANCH IF POSITIVE 
BRANCH IF NO OVERFLOW 
BRANCH IF NOT ZERO 


47 2 
47 E 
47 7 


RX 
RX 
RX 


BNM 
BNP 


BRANCH IF NOT MINUS 
BRANCH IF NOT POSITIVE 


47 B 
47 D 


RX 
RX 



CONSTANT CHARACTERISTICS 



CONSTANT 
TYPE 


EXPLICIT 
LENGTH 


IMPLICIT 
LENGTH 


TRUNCATION 
OR PADDING 


VALUE 
PADDED 


C 


variable 
1 - 256 


maximum 
256 


on right side 


blanks 


X 


variable 
1 - 256 


maximum 
256 


on left side 


hexadecimal 



P* 


variable 
1 - 16 


maximum 
16 


on left side 


hexadecimal 



z* 


variable 
1 - 16 


maximum 
16 


on left side 


EBCDIC 




H* 


variable 
1 - 2 


2 


on left side 


hexadecimal 



Y 


variable 
1 - 2 


2 


on left side 


hexadecimal 



S* 


2 


2 


none 


none 



*9300 oniy. 



PROGRAM STATE CONTROL STORAGE 

- BTTE ! 



PROC. PSC 
I/O PSC 



3 I 4 I 5 I 6 I 7 



X X X X X 



— BYTE 2 — 
8J 9 jlOJlt |l2|l3|l4 J15 



00000000 



BYTE 3,4 • 

17 -I] 



PROGRAM ADDRESS 



PROGRAM ADDRESS 



CC- Condition Code 
A = ASCII Control Code 



A = 1 = ASCII 
A= = EBCDIC 



PROGRAM STATE CONTROL 



Load Action* 


PSC 
Selection 


Next Instr. 
Control* 


Alter/Display 
Action* 


Instr. 
Bit 


Action 


Instr. 
Bit 


PSC 


Instr. 
Bit 


Control 
PSC 


Instr. 
Bit 


Action 


8 


9 


10 


11 


12 


13 




1 

1 



1 


1 


None 
Fullword 
ASCII Off 
ASCII On 



1 


Proc. 
I/O 



1 


Proc. 
I/O 


1 




1 


Restrict 
Remove 
Restriction 



*Load State Instruction only 

INTERNAL I/O COMMANDS 



I/O Device 


DA 


Instruction Bit/Function 


24 


25 


26 


27 


28 


29 


30 


31 


Card Reader 


1 








Inh. 
Int. 




Image 


Read 




Read/Punch 


2 












Stkr 
Sel. 


" 






Punch 


Printer 


3 


48 Char, bar 
(24=1) 


Numeric 




'' 






* 


* 



'30 and 31 — > Space; 31 only => Print and Space 

PRINT/ MEMORY LOCATIONS 



Col. 


Decimal 


1 
123456789 0123456789 


2 
0123456789 


3 
012 3 


Mem. 
Loc. 


Hexodecimal 


8 9 A 
0I23456789ABCDEF0I 2 3456789ABCDEF0 



Col. 


Decimal 


3 

456 7 89 


4 
0123456789 


5 
012345678 9 


6 

01 23456 


Mem. 
Loc. 


Hexadecimal 


A B 
123456789ABCDEF0123456789 A BCDEF 


C 
01 



Col. 


Decimal 


6 
789 


7 
0123456789 


8 9 

01 234567890123456 78 9 


Mem. 
Loc. 


Hexadecimal 


C D 
23456789ABCDEF0123456 789ABCDEF 


E 
01 2 



Col. 


Decimal 


10 
0123456789 


11 12 13 
01234567890123456789012 


Mem. 

Loc. 


Hexadecimal 


E 

3456789 AB C D EF 


F 
0123456789ABCDEF 


10 

123 



CONDITION CODE (CO SETTINGS 



Instr 



SH (AB) 
AH(AA) 
AKA6! 
AP(FA) 
SP(FB) 



CH(49) 
CLK95) 
CLC1D5) 

CP (F9) 



ZAP1F8) 



NK94) 
NC (D4) 
01(96) 
OC (06) 



TM191) 



XI0F(A4) 



TI0U5) 



Condition Codes/Conditions 



0(00) 



_L 



(R,) = (0P 2 ) 
<0P,) = I 2 
(0Pi)=(0P 2 ) 
I0P,)=(0P 2 ) 



(0P ? ) = 



No match or 
mask = 



Accepted 



Available 



1(01) 



Result = Neg. 



(R,)<(OP 2 ) 
(0P,)< I 2 
(OP1MOP2) 

iop,X(op 2 ) 



I0P 2 ) Neg. 



Result^Zero 



Status Pending 



Valid Status 



2(10) 



(R,l >10P 2 ) 
(0P t >I 2 
(OPi) > (OP2 ) 
(0P,)>(0P 2 ) 



(0P 2 ) Pos. 



Busy 



Busy 



3(11) 



Rejected 



Rejected 



BRANCH/CONDITION 


Condition Cade 





1 


2 


3 


BC Instr. Bit 


8 


9 


10 


11 



ASCII 
EBCDIC 



+ 


- 




1010 


101 1 


0101 


1100 


1101 


1111 



INSTRUCTION FORMAT 



— BYTE1 — 
-7 



OP CODE R, 



-BYTE 2- 



- BYTE 3,4 



XXXX *l B2 D2 



20- 



I I 



*l B1 01 



I I I 



SS FORMATl OP CODE 



LI 



T5~ 



*l B1 



D1 



-BYTE 5,6 • 

►35 36 -»47 



* B2 



Rl - Adrs of program register 
B1 D1 = Adrs of operand one 
B2D2 = Adrs of operand two 
I = Immediate operand 



L2 = One less than length of operand two 
* = Mostsig. bit of B1 or B2 Field: 
I indicates indexing of OP, or OP2 



L1= One less than length of operand one 



I/O INSTRUCTION FORMAT 

[•—BYTE 1 4" — BYTE 2 — 4- — BYTE 3 — 4- BYTE 4 



H 



START I/O I OP CODE (A4) [ DEVICE ADRS | 



XF CODE 



TEST I/O J OP CODE (AS) } DEVICE ADRS [ STATUS STORE ADRS j 

10000 I XXXX INOT SHARED 

1 I XXX IXYYY I SHARED 

I.I I 

XXXX = Subchannel Address 
YYY= Device Number 



SCII CODES 



DCT 2000 ASCII CHARACTER CODE 



12-11-0 
9 



12-11-0 
2-8 



12-1 1-0 
3-8 



12-11-0 
4-8 



12-11-0 
5-8 



5 



± 



2 



11-6 # 0-2- 



CHARACTER 

80-COL. CARDCODE- 

Not«S: 1.*lndicat«s that th« character to th« left is not used in the DCT 2000. 

2. Characters in columns 6 and 7 print as characters shown in 
columns 4 and 5 (exceptQi) which prints® as shown). 

3. DEL and characters in columns and 1 are non-printable. 

4. SYN is deleted from the Receive message during TEXT. 



^7 



9 



2 



7 



ft/IH^221 8/67 



MAINTENANCE 

l/AKU 

UIMIVAC 

DCT 8000 

oatK 

COMMUNICATrON 
TERMINAL 




ASCII AND DLT1/3 

FORM CONTROL PAPER-LOOP 



ASCII PROGRAM COUNT 



PC 


CNTR 


RECEIVE 


TRANSMIT 



1 
2 
3 

4 
5 
6 
7 
8 
9 
10 
11 
12 
13 


0000 
0010 
001 1 
01 1 1 
01 10 
0100 
0101 
0001 
1001 
1000 
1010 
1110 

1111 

101 1 


Rec SYN/SOH /DC/BEL/EOT 


Rec SYN/ACK/NAK/BEL 

Xmit SYN 

SYN 

SYN 

SYN 




SEL 


STX 


TEXT 


ETX 


BP 




SOH 


Xmit 


SYN 




SEL 


SYN 

SYN 

SYN 

ACK/NAK/BEL 

ACK/NAK/BEL 

One Bit Time 

(Not Used) 


STX 


TEXT 


ETX 


BP 


[ 
One B 


JC/EOT 
K/EOT 
t Time 


Note: Infor 


motion enclosed In the blocks inv 


olvet block parity. 



Start 
Stop 
Start 
Stop 
Stop 
Stop 


Auto Tab 
Auto Tab 
Overflow Tab 
Overflow Tab 
Vertical Tab (VT) 
Form Feed (FF) 
and Home Paper 


4 


2 


1 


NOTES 



X 
1 

1 
1 

1 


1 
1 




1 

1 




1 



1 



1 


X = Either 1 or 

1 = Hole 

= No hole 

FF and VT override Auto and Overflow Tab. 

FF must be reset before VT can reset. 



ASCII MESSAGE CONTROL SELECT CODE 



Select Character 


"7 


>6 


"5 


"4 


"3 


t;> 


»1 


Integral Printer 







0/1* 














Integral Punch 







0/1* 











1 


Peripheral 1 







0/1* 








1 





Peripheral 2 







0/1* 








1 


1 


Peripheral 3 







0/1* 





1 








Peripheral 4 







0/1* 





1 





1 


'Duplicate Block Protection 



DLT 1/3 CODES 



DLT 1/3 CODES 



DLT 1/3 CHARACTER CODE 



DLT 1/3 PROGRAM COUNT 



80-Col. 
Card 
Coda 


Printable 
Characters 


XS-3 
Code 


80-Col. 
Card 
Code 


Printable 
Characters 


XS-3 
Code 


12-1 
12-2 
12-3 


A 
B 

C 


01 0100 
01 0101 
01 0110 


7 
8 
9 


7 
8 
9 


00 1010 
00 1011 
00 1100 


12-4 
12-5 
12-6 



E 
F 


01 0111 
01 1000 
01 1001 


12 

11 

12-0 


a 

-(Minus) 
? 


01 0000 

00 0010 

01 0011 


12-7 
12-8 
12-9 


G 
H 
I 


01 101 

01 1011 
01 1100 


11-0 
0-1 
2-8 


I (Enclam) 
/ 

+ 


10 0011 
It 0100 

11 0011 


11-1 
11-2 
11-3 


J 
K 
L 


10 0100 
10 0101 
10 0110 


3-8 
4-8 
5-8 


# 

@ 
: (Colon) 


01 1101 
10 1110 
01 0001 


11-4 
11-5 
11-6 


M 
N 



10 0111 
10 1000 
10 1001 


6-8 

7-8 

12-3-8 


> 

'(Apos) 
•(Period! 


11 1110 
10 0000 
01 0010 


11-7 
11-8 
11-9 


P 

R 


10 1010 
10 1011 
10 1100 


12-4-8 
12-5-8 
12-6-8 


n 4> 
c 
< 


11 1101 

00 1111 

01 1110 


0-2 

0-3 
0-4 


S 
T 

U 


11 0101 ... 
11 0110 
11 0111 


12-7-8 
11-3-8 
11-4-8 




01 1111 
10 0010 
10 0001 


0-5 
0-6 
0-7 


V 

* 

X 


11 1000 
11 1001 
11 1010 


11-5-8 
11-6-8 
11-7-8 


3 

; (Semi-col) 

A 


00 0001 
00 1110 
10 1111 


0-8 

0-9 




Y 
Z 



11 1011 
11 1100 
00 0011 


0-2-8 
0-3-8 
0-4-8 


* 

, (Comma) 

% 


1 1 0000 
11 0010 
11 0001 


1 

2 
3 


1 

2 
3 


00 0100 
00 0101 
00 0110 


0-5-8 
0-6-8 
0-7-8 


( 

\a 

) 


10 1101 
00 1101 

11 1111 


4 
5 
6 


4 

5 
6 


00 0111 
00 1000 
00 1001 


Blank 


Space N.P. 


00 0000 


: Note: d), £, and O an international codi characters for DLT 1/3 and ASCII codes. 







DC VOLTAGE 


Voltage 


Terminal 
Board 


Module 
Buss 


Bockboord 
Pin No. 


Special Voltages 


-12 


A3TBI-4 


Wl 


46 





> Gnd 


A3TB1-I1 


W2 


1 and 55 





+ 6 


A3TB1-10 


W3 


16 and 34 





+ 12 


A3TB1-6 


— 


22 


Four Memory Chassis 


+ 48 


A3TB1-8 


— 


22 


Many Pr and R/PU Chassis 


+ 170 


A4TB2-3 
A4TB2-4 


— 


40 


Printer Actuator Drivers 



INDICATOR TEST TERMINALS (TT) 



PC 


CNTR 


RECEIVE 


TRANSMIT 




1 

2 

3 
4 
5 
6 
7 
8 
9 
10 
It 
12 
13 


0000 

0001 

0011 

0010 

01 10 

0100 

0101 

01 11 

till 

1 101 

1100 

1110 

1010 

1011 


Rec 
Xmit 


SYN/SOM 


Rec 
Xmit 


SYN/SOM; 


|MC/DC/BEL/EOT 


iACK/SPA/NAK/BEL: 


[TEXTj/EOM 
[~BP~ 
SYN 
SYN 
SYN 
SYN 
| SOM 


EOM 

Qt 

SYN: 

syn! 

SYN; 

syn: 
fsoF 


| ACK/NAK 


|mc/dc/bel/eot 


(Not Used) 
EOM 
[~BP~ 
One Bit Time 


[TEXT: 


E0M]_ 
One Bit Time 


Notes: 1. Information 
2. DC, BEL and 


enclosed in the blocks involves block parity. 
EOT messages transmitted by OCT 2000 


include TEXT. 



DLT 1/3 MESSAGE CONTROL 
CHARACTER CODES 



Framing Characters 


"7 


"6 


"5 


"4 


b 3 


"2 


b l 


SYNC (SYN) 





1 


1 





1 





1 


Start of Message(SOM) 


1 




















End of Message (EOM) 


1 





1 





1 





1 


Message Control Characters (MO 


Integral Printer 


P 


0/1* 


N 


N 











Integral Punch 


P 


0/1* 


. N 


N 








1 


Peripheral 3 


P 


0/1* 


N 


N 





1 





Peripheral 4 


P 


0/1* 


N 


N 





1 


1 


Peripheral 5 


P 


0/1* 


N 


N 


1 








Peripheral 6 


P 


0/1* 


N 


N 


1 





1 


Form Feed (FF) 


P 


0/1* 





1 


X 


X 


X 


Vertical Tab (VT) 


P 


0/1* 


1 





X 


X 


X 


Acknowledge Characters 


Negative (NAK) 














1 








Positive (ACK) 


1 











1 





1 


Special Positive Acknowledge (SPA) 


1 











1 


1 





Special Characters 


Bell (BEL) 





1 














o : 


Device Control (DC) 





1 











1 


1 


End of Transmission (EOT) 


1 


1 














1 i 


Memory Fill Character 


1 

















] 


'Duplicate Block Protection P-Odd Pority 










N-bs and b 4 cannot both be zero X -Either 1 or 











Indicotor 


Location 


TT 


IND 1 
IND 2 


C39 
C38 


03 
03 



TRAP 


FF TEST TERMINALS (TT) 


Circuit 


ASCII Location and TT 


DLT 1/3 Location and TT 


*Pos. And Gate 
Negative Set 

*Pos. And Reset 
Inverter 


B52 02, 03, 04, 05 
B52 15 
B52 13, 14 
852 01, 10 


B53 01, 02, 03, 04 
B53 12 
B53 13, 14 
B53 07, 15 


*Oround input of Pos. And Gate if gate it not used.