Fortran 77 Language Reference

Appendix A

ASCII Character Set

This appendix contains two tables: ASCII character sets and control characters.

TABLE A-1   ASCII Character Set

Dec	Oct	Hex	Name	Dec	Oct	Hex		Dec	Oct	Hex	Name	Dec	Oct	Hex
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31	000 001 002 003 004 005 006 007 010 011 012 013 014 015 016 017 020 021 022 023 024 025 026 027 030 031 032 033 034 035 036 037	00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 11 12 13 14 15 16 17 18 19 1A 1B 1C 1D 1E 1F	NUL SOH STX ETX EOT ENQ ACK BEL BS HT LF VT FF CR SO SI DLE DC1 DC2 DC3 DC4 NAK SYN ETB CAN EM SUB ESC FS GS RS US	32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63	040 041 042 043 044 045 046 047 050 051 052 053 054 055 056 057 060 061 062 063 064 065 066 067 070 071 072 073 074 075 076 077	20 21 22 23 24 25 26 27 28 29 2A 2B 2C 2D 2E 2F 30 31 32 33 34 35 36 37 38 39 3A 3B 3C 3D 3E 3F	SP ! " # $ % & ' ( ) * + , - . / 0 1 2 3 4 5 6 7 8 9 : ; < = > ?	64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95	100 101 102 103 104 105 106 107 110 111 112 113 114 115 116 117 120 121 122 123 124 125 126 127 130 131 132 133 134 135 136 137	40 41 42 43 44 45 46 47 48 49 4A 4B 4C 4D 4E 4F 50 51 52 53 54 55 56 57 58 59 5A 5B 5C 5D 5E 5F	@ A B C D E F G H I J K L M N O P Q R S T U V W X Y Z [ \ ] ^ _	96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127	140 141 142 143 144 145 146 147 150 151 152 153 154 155 156 157 160 161 162 163 164 165 166 167 170 171 172 173 174 175 176 177	60 61 62 63 64 65 66 67 68 69 6A 6B 6C 6D 6E 6F 70 71 72 73 74 75 76 77 78 79 7A 7B 7C 7D 7E 7F	` a b c d e f g h i j k l m n o p q r s t u v w x y z { | } ~ DEL

TABLE A-2   Control Characters ^=Control Key s^=Shift and Control Keys

Dec	Oct	Hex	Name	Keys	Meaning
0 1 2 3	000 001 002 003	00 01 02 03	NUL SOH STX ETX	s^P ^A ^B ^C	Null or time fill character Start of heading Start of text End of text (EOM)
4 5 6 7	004 005 006 007	04 05 06 07	EOT ENQ ACK BEL	^D ^E ^F ^G	End of transmission Enquiry (WRU) Acknowledge (RU) Bell
8 9 10 11	010 011 012 013	08 09 0A 0B	BS HT LF VT	^H ^I ^J ^K	Backspace Horizontal tab Line feed (newline) Vertical tab
12 13 14 15	014 015 016 017	0C 0D 0E 0F	FF CR SO SI	^L ^M ^N ^O	Form Feed Carriage Return Shift Out Shift In
16 17 18 19	020 021 022 023	10 11 12 13	DLE DC1 DC2 DC3	^P ^Q ^R ^S	Data link escape Device control 1 (X-ON) Device control 2 (TAPE) Device control 3 (X-OFF)
20 21 22 23	024 025 026 027	14 15 16 17	DC4 NAK SYN ETB	^T ^U ^V ^W	Device control 4 (TAPE) Negative acknowledge Synchronous idle End of transmission blocks
24 25 26 27	030 031 032 033	18 19 1A 1B	CAN EM SS ESC	^X ^Y ^Z s^K	Cancel End Of medium Special sequence Escape ( ^ [ )
28 29 30 31	034 035 036 037	1C 1D 1E 1F	FS GS RS US	s^L s^M s^N s^O	File separator ( ^ \ ) Group separator ( ^ ] ) Record separator ( ^ ` ) Unit separator ( ^ / )
127	177	7F	DEL	s^0	Delete or rubout ( ^ _ )