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Appendix A: ASCII Character Set
205
The following table gives the octal value for an ASCII character in the most significant byte
("First Character" column) and the least significant byte ("Second Character" column) of a
word. The diagram illustrates the positions of the first and second character positions of a word.
First Character
Second Character
~--------------~------------~II~--------------~------------~
115
114
13
12
11
10
9
6
o
ASCII
First Character
Second Character
ASCII
First Character
Second Character
Character Octal Equivalent
Octal Equivalent
Character Octal Equivalent
Octal Equivalent
NUL
000000
000000
%
022400
000045
SOH
000400
000001
&
023000
000046
STX
001000
000002
,
023400
000047
ETX
001400
000003
(
024000
000050
EOT
002000
000004
)
024400
000051
ENQ
002400
000005
*
025000
000052
ACK
003000
000006
+
025400
000053
BEL
003400
000007
,
026000
000054
BS
004000
000010
-
026400
000055
HT
004400
000011
027000
000056
LF
005000
000012
/
027400
000057
VT
005400
000013
0
030000
000060
FF
006000
000014
1
030400
000061
CR
006400
000015
2
031000
000062
SO
007000
000016
3
031400
000063
SI
007400
000017
4
032000
000064
DLE
010000
000020
5
032400
000065
DC1
010400
000021
6
033000
000066
DC2
011000
000022
7
033400
000067
DC3
011400
000023
8
034000
000070
DC4
012000
000024
9
034400
000071
NAK
012400
000025
:
035000
000072
SYN
013000
000026
;
035400
000073
ETB
013400
000027
<
036000
000074
CAN
014000
000030
=
036400
000075
EM
014400
000031
>
037000
000076
SUB
015000
000032
?
037400
000077
ESC
015400
000033
@
040000
000100
FS
016000
000034
A
040400
000101
GS
016400
000035
B
041000
000102
RS
017000
000036
C
041400
000103
US
017400
000037
D
042000
000104
SP
020000
000040
E
042400
000105
!
020400
000041
F
043000
000106
"
021000
000042
G
043400
000107
#
021400
I
000043
H
044000
000110
$
022000
000044
I
044400
000111
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