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Reference Tables
Table B-13. Character Code Chart (2645S/N)
CONTROL ICNTL)
DISPLAYABLE
ESCAPE PRESSED FIRST
CHARACTERS
CHARACTERS
7
0
0
0
0
1
1
1
1
0
0
1
1
1
1
BIT
6
0
0
1
1
0
0
1
1
1
1
0
0
1
1
4321
5
0
1
0
1
0
1
0
1
0
1
0
1
0
1
~
~
~
~ DELA~
DELET>(
?~
~
0000
SP
0
@
P
\
P
CURSOR
NUL
OLE
RELATIVE
f 1
1 SEC.
CHAR
SENSE
~
~
~
~ tCUR~
INSER~
~
~
0001
!
1
A
0
a
q
CURSOR
SOH
DCl
SET
CHAR
ABSOLUTE
f
2
TAB
UP
ON
SENSE
~
~
"
~
CLEAR~ ~CUR~
INSER~
KEYBO~
~
0010
2
B
R
b
r
CHAR
f
3
STX
DC2
TAB
DOWN
OFF
ENABLE
~
~
~
CLEA~ ---+CUR~ ROLL~KEYBO~
~
0011
#
3
C
S
C
s
f 4
ETX
DC3
ALL TABS
RIGHT
UP
DISABLE
~
~
""Z
SETL~ <-CUR~ ROLL~
~
~
0100
$
4
D
T
d
t
'f
s
EDT
DC4
MARGIN
LEFT
DOWN
ENTER
~
~
~
.""Z
RESET~ NEXT~ BINAR~
~
0101
%
5
E
U
e
u
SET
RIGHT
END
NAK
MARGIN
TERMINAL
PAGE
READ
f
6
~
~
~
STARK
CURSO~
PREV
~
MODE~
~
0110
&
6
F
V
f
PARA
V
METER
ALPHA
HOME
DIS
f
7
ACK
SYN
SEQUENCE
FIELD
DOWN
PAGE
CONNECT
BEL
~
~
~
STAR~
CURSO~
FORM~
SOFT~
~
0111
7
G
W
9
W
NUMERIC
MODE
ETB
FIELD
RETURN
ON
RESET
fa
~
~
"'Z
~
HOME~
FORM~
HOME~
DATA~
START
CURSOR
CURSOR
1000
(
a
H
x
h
X
ALPH-NUM
(SEE
MODE
(SEE
BS
CAN
FIELD
NOTE 31
OFF
NOTE 31
SELF TEST
~
~
DEFI~~
~
~
~~
BACK~ MONIT~
)
HORI-
DISPLAY
1001
9
I
Y
i
y
CHAR
ZONTAL
FUNCTION
HT
EM
SET
TAB
ON
TAB
MODE ON
~
~
~
"\
CLEAR~
~
SOFT~ TERM~
1010
*
:
J
Z
j
Z
DISPLAY
LF
SUB
FUNCTIONS
DSPLY
OFF
DISPLAY ON SELF TEST
~
~
~
"\
ERAS~
START)~
SOFT~
START~
A
a
KEY
1011
+
K
k
TO END
UNPROTEC
DISPLAY
XMIT
VT
ESC
OF LINE
FIELD
OFF
ONLY FIELD
1100
~
~
<
L
0
I
0
"'\
""Z
INSER~
~
MEMO~
~
LOCK
FF
FS
LINE
ON
~
~
0
~
~
~
D E L E ) (
END
~ MEMO~
~
1101
-
=
M
A
m
CR
GS
UN PROTECT
LOCK
LINE
FIELD
OFF
~
~
~
~
INSER~
\~
~
SEND~~
1110
>
N
1\
-
TERM
SECOND-
n
CHAR
PRIMARY
ARY
SO
RS
WrwRAP ON
STATUS
STATUS
~
~
/
?
o _
o
DEL
""<
~
DELET~ INSER)~
~
~
1111
CHAR
NON-DISP
SI
US
WrwRAP
TERMINATR
Example: J is bits 1001010; Control J is LF line feed; Escape
(I
c ) followed by J is CLEAR DISPLAY
LEGEND
AK
o
BS
CN
CR
01
02
03
04
DEL
DL
ACKNOWLEDGE
BELL
BACKSPACE
CANCEL LINE
CARRIAGE RETURN
DEVICE CONTROL 1
DEVICE CONTROL 2
-
DEVICE CONTROL
3
~
DEVICE CONTROL 4
DELETE
OAT A LINK ESCAPE
EM
EO
ET
EC
EB
EX
FF
FS
GS
HT
LF
END OF MEDIUM
ENOUIRY
END OF TRANSMISSION
ESCAPE
END OF TRANSMISSION BLOCK
END OF TEXT
FORM FEED
FILE SEPARATOR
GROUP SEPARA TOR
HORIZONTAL TABULATION
LINE FEED
NK
RS
SI
SO
SP
SH
SX
SB
SY
US
VT
NEGATIVE ACKNOWLEDGE
RECORD SEPARA TOR
SHIFT IN
SHIFT OUT
SPACE
ST ART OF HEADING
START OF TEXT
SUBSTITUTE
SYNCHRONOUS IDLE
~
UN IT SEPARATOR
VERTICAL TABULATION
2645S
A
a
0
..
A
0
"
"'"
0
a
2645N
t€.
CE
.e-
.f!J"
A a U u
NOTES: 1. LOWER CASE LETTER, LOWER CASE SYMBOL, AND CONTROL CHARACTER CODES ARE GENER-
ATED BY STANDARD TERMINAL, BUT ASSOCIATED CHARACTERS ARE NOT DISPLAYED ON THE
THE SCREEN. REFER TO SECTION VII FOR DISPLAYABLE CHARACTER SET.
2. SINGLE CHARACTER ESCAPE SEQUENCES AND CONTROL CODES NOT LISTED WITH A FUNCTION
ARE NEITHER ACTED UPON NOR DISPLAYED.
3. ESC H HOMES CURSOR INCLUDING TRANSMIT-ONLY FIELDS. ESC h HOMES CURSOR EXCLUDING
TRANSMIT·ONLY FIELDS.
4. NOTE THE DIFFERENCES FOR 2645N:
B-16
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