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GSM 3.38中定义的pdu格式编码, 其中7bit的部分不光要处理常见的ascii编码, 还要处理一些欧洲字符, 这些字符不在常规的127个ascii字符中, 所以需要如下映射表做一个映射, 另有部分字符与在ascii中的位置不一致, 所以千万要注意. 网上不少山寨代码都忽略协议. 想当然的实现了所谓的pdu编码格式. 忧郁中.
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GSM 7Bit Decimal
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Hex
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Character Name
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CharacterISO-8859-1
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Decimal
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Hex
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0
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0x00
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COMMERCIAL AT
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@
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64
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0x40
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1
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0x01
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POUND SIGN
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£
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163
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0xA3
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2
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0x02
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DOLLAR SIGN
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$
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36
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0x24
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3
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0x03
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YEN SIGN
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¥
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165
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0xA5
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4
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0x04
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LATIN SMALL LETTER E WITH GRAVE
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È
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232
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0xE8
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5
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0x05
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LATIN SMALL LETTER E WITH ACUTE
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É
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233
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0xE9
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6
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0x06
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LATIN SMALL LETTER U WITH GRAVE
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Ù
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249
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0xF9
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7
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0x07
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LATIN SMALL LETTER I WITH GRAVE
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Ì
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236
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0xEC
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8
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0x08
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LATIN SMALL LETTER O WITH GRAVE
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Ò
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242
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0xF2
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9
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0x09
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LATIN CAPITAL LETTER C WITH CEDILLA
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Ç
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199
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0xC7
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10
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0x0A
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LINE FEED
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10
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0x0A
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11
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0x0B
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LATIN CAPITAL LETTER O WITH STROKE
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Ø
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216
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0xD8
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12
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0x0C
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LATIN SMALL LETTER O WITH STROKE
|
ø
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248
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0xF8
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13
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0x0D
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CARRIAGE RETURN
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13
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0x0D
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14
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0x0E
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LATIN CAPITAL LETTER A WITH RING ABOVE
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Å
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197
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0xC5
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15
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0x0F
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LATIN SMALL LETTER A WITH RING ABOVE
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å
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229
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0xE5
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2. 16----31
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GSM 7Bit Decimal
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Hex
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Character Name
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CharacterISO-8859-1
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Decimal
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Hex
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16
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0x10
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GREEK CAPITAL LETTER DELTA
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∆
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916
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0x0394
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17
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0x11
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LOW LINE
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_
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95
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0x5F
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18
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0x12
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GREEK CAPITAL LETTER PHI
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Φ
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934
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0x03A6
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19
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0x13
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GREEK CAPITAL LETTER GAMMA
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Γ
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915
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0x0393
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20
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0x14
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GREEK CAPITAL LETTER LAMBDA Λ
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Λ
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923
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0x039B
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21
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0x15
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GREEK CAPITAL LETTER OMEGA
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Ω
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937
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0x03A9
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22
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0x16
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GREEK CAPITAL LETTER PI
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Π
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928
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0x03A0
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23
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0x17
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GREEK CAPITAL LETTER PSI
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Ψ
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936
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0x03A8
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24
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0x18
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GREEK CAPITAL LETTER SIGMA
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Σ
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931
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0x03A3
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25
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0x19
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GREEK CAPITAL LETTER THETA
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Θ
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920
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0x0398
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26
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0x1A
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GREEK CAPITAL LETTER XI
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Ξ
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926
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0x039E
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27
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0x1B
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ESCAPE TO EXTENSION TABLE
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ESC
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0x1B
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27 10
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0x1B 0A
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FORM FEED
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12
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0x0C
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27 20
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0x1B 14
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CIRCUMFLEX ACCENT
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^
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94
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0x5E
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27 40
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0x1B 28
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LEFT CURLY BRACKET
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{
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123
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0x7B
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27 41
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0x1B 29
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RIGHT CURLY BRACKET
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}
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125
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0x7D
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27 47
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0x1B 2F
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REVERSE SOLIDUS (BACKSLASH)
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\
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92
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0x5C
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27 60
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0x1B 3C
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LEFT SQUARE BRACKET
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[
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91
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0x5B
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27 61
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0x1B 3D
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TILDE
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~
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126
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0x7E
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27 62
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0x1B 3E
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RIGHT SQUARE BRACKET
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]
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93
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0x5D
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27 64
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0x1B 40
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VERTICAL BAR
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|
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124
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0x7C
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27 101
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0x1B 65
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EURO SIGN
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€
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164(ISO-8859-15)
8364 (ANSI)
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28
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0x1C
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LATIN CAPITAL LETTER AE
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Æ
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198
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0xC6
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29
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0x1D
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LATIN SMALL LETTER AE
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æ
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230
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0xE5
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30
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0x1E
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LATIN SMALL LETTER SHARP S (German)
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ß
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223
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0xDF
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31
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0x1F
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LATIN CAPITAL LETTER E WITH ACUTE
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É
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201
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0xA9
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3. 32----47
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GSM 7Bit Decimal
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Hex
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Character Name
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CharacterISO-8859-1
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Decimal
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Hex
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32
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0x20
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SPACE
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32
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0x20
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33
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0x21
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EXCLAMATION MARK
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!
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33
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0x21
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34
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0x22
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QUOTATION MARK
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"
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34
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0x22
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35
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0x23
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NUMBER SIGN
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#
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35
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0x23
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36
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0x24
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CURRENCY SIGN
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¤
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164 (ISO-8859-1)
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0xA4
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37
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0x25
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PERCENT SIGN
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%
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37
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0x25
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38
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0x26
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AMPERSAND
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&
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38
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0x26
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39
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0x27
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APOSTROPHE
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'
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39
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0x27
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40
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0x28
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LEFT PARENTHESIS
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(
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40
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0x28
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41
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0x29
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RIGHT PARENTHESIS
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)
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41
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0x29
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42
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0x2A
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ASTERISK
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*
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42
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0x2A
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43
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0x2B
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PLUS SIGN
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+
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43
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0x2B
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44
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0x2C
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COMMA
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,
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44
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0x2C
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45
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0x2D
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HYPHEN-MINUS
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-
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45
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0x2D
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46
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0x2E
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FULL STOP
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.
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46
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0x2E
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47
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0x2F
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SOLIDUS (SLASH)
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/
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47
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0x2F
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4. 48----63
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GSM 7Bit Decimal
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Hex
|
Character Name
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CharacterISO-8859-1
|
Decimal
|
Hex
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48
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0x30
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DIGIT ZERO
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0
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48
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0x30
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49
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0x31
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DIGIT ONE
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1
|
49
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0x31
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50
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0x32
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DIGIT TWO
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2
|
50
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0x32
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51
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0x33
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DIGIT THREE
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3
|
51
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0x33
|
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52
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0x34
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DIGIT FOUR
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4
|
52
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0x34
|
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53
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0x35
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DIGIT FIVE
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5
|
53
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0x35
|
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54
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0x36
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DIGIT SIX
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6
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54
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0x36
|
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55
|
0x37
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DIGIT SEVEN
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7
|
55
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0x37
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56
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0x38
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DIGIT EIGHT
|
8
|
56
|
0x38
|
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57
|
0x39
|
DIGIT NINE
|
9
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57
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0x39
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58
|
0x3A
|
COLON
|
:
|
58
|
0x3A
|
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59
|
0x3B
|
SEMICOLON
|
;
|
59
|
0x3B
|
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60
|
0x3C
|
LESS-THAN SIGN
|
<
|
60
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0x3C
|
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61
|
0x3D
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EQUALS SIGN
|
=
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61
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0x3D
|
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62
|
0x3E
|
GREATER-THAN SIGN
|
>
|
62
|
0x3E
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63
|
0x3F
|
QUESTION MARK
|
?
|
63
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0x3F
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5. 64----79
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GSM 7Bit Decimal
|
Hex
|
Character Name
|
CharacterISO-8859-1
|
Decimal
|
Hex
|
|
64
|
0x40
|
INVERTED
EXCLAMATION MARK
|
¡
|
161
|
0xA1
|
|
65
|
0x41
|
LATIN CAPITAL LETTER A
|
A
|
65
|
0x41
|
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66
|
0x42
|
LATIN CAPITAL LETTER B
|
B
|
66
|
0x42
|
|
67
|
0x43
|
LATIN CAPITAL LETTER C
|
C
|
67
|
0x43
|
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68
|
0x44
|
LATIN CAPITAL LETTER D
|
D
|
68
|
0x44
|
|
69
|
0x45
|
LATIN CAPITAL LETTER E
|
E
|
69
|
0x45
|
|
70
|
0x46
|
LATIN CAPITAL LETTER F
|
F
|
70
|
0x46
|
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71
|
0x47
|
LATIN CAPITAL LETTER G
|
G
|
71
|
0x47
|
|
72
|
0x48
|
LATIN CAPITAL LETTER H
|
H
|
72
|
0x48
|
|
73
|
0x49
|
LATIN CAPITAL LETTER I
|
I
|
73
|
0x49
|
|
74
|
0x4A
|
LATIN CAPITAL LETTER J
|
J
|
74
|
0x4A
|
|
75
|
0x4B
|
LATIN CAPITAL LETTER K
|
K
|
75
|
0x4B
|
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76
|
0x4C
|
LATIN CAPITAL LETTER L
|
L
|
76
|
0x4C
|
|
77
|
0x4D
|
LATIN CAPITAL LETTER M
|
M
|
77
|
0x4D
|
|
78
|
0x4E
|
LATIN CAPITAL LETTER N
|
N
|
78
|
0x4E
|
|
79
|
0x4F
|
LATIN CAPITAL LETTER O
|
O
|
79
|
0x4F
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6. 80----95
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GSM 7Bit Decimal
|
Hex
|
Character Name
|
CharacterISO-8859-1
|
Decimal
|
Hex
|
|
80
|
0x50
|
LATIN CAPITAL LETTER P
|
P
|
80
|
0x50
|
|
81
|
0x51
|
LATIN CAPITAL LETTER Q
|
Q
|
81
|
0x51
|
|
82
|
0x52
|
LATIN CAPITAL LETTER R
|
R
|
82
|
0x52
|
|
83
|
0x53
|
LATIN CAPITAL LETTER S
|
S
|
82
|
0x53
|
|
84
|
0x54
|
LATIN CAPITAL LETTER T
|
T
|
84
|
0x54
|
|
85
|
0x55
|
LATIN CAPITAL LETTER U
|
U
|
85
|
0x55
|
|
86
|
0x56
|
LATIN CAPITAL LETTER V
|
V
|
86
|
0x56
|
|
87
|
0x57
|
LATIN CAPITAL LETTER W
|
W
|
87
|
0x57
|
|
88
|
0x58
|
LATIN CAPITAL LETTER X
|
X
|
88
|
0x58
|
|
89
|
0x59
|
LATIN CAPITAL LETTER Y
|
Y
|
89
|
0x59
|
|
90
|
0x5A
|
LATIN CAPITAL LETTER Z
|
Z
|
90
|
0x5A
|
|
91
|
0x5B
|
LATIN CAPITAL LETTER A WITH DIAERESIS
|
Ä
|
196
|
0xC4
|
|
92
|
0x5C
|
LATIN CAPITAL LETTER O WITH DIAERESIS
|
Ö
|
214
|
0xD6
|
|
93
|
0x5D
|
LATIN CAPITAL LETTER N WITH TILDE
|
Ñ
|
209
|
0xD1
|
|
94
|
0x5E
|
LATIN CAPITAL LETTER U WITH DIAERESIS
|
Ü
|
220
|
0xDC
|
|
95
|
0x5F
|
SECTION SIGN
|
§
|
167
|
0xA7
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7. 96---111
|
GSM 7Bit Decimal
|
Hex
|
Character Name
|
CharacterISO-8859-1
|
Decimal
|
Hex
|
|
96
|
0x60
|
INVERTED QUESTION MARK
|
¿
|
191
|
0xBF
|
|
97
|
0x61
|
LATIN SMALL LETTER A
|
a
|
97
|
0x61
|
|
98
|
0x62
|
LATIN SMALL LETTER B
|
b
|
98
|
0x62
|
|
99
|
0x63
|
LATIN SMALL LETTER C
|
c
|
99
|
0x63
|
|
100
|
0x64
|
LATIN SMALL LETTER D
|
d
|
100
|
0x64
|
|
101
|
0x65
|
LATIN SMALL LETTER E
|
e
|
101
|
0x65
|
|
102
|
0x66
|
LATIN SMALL LETTER F
|
f
|
102
|
0x66
|
|
103
|
0x67
|
LATIN SMALL LETTER G
|
g
|
103
|
0x67
|
|
104
|
0x68
|
LATIN SMALL LETTER H
|
h
|
104
|
0x68
|
|
105
|
0x69
|
LATIN SMALL LETTER I
|
i
|
105
|
0x69
|
|
106
|
0x6A
|
LATIN SMALL LETTER J
|
j
|
106
|
0x6A
|
|
107
|
0x6B
|
LATIN SMALL LETTER K
|
k
|
107
|
0x6B
|
|
108
|
0x6C
|
LATIN SMALL LETTER L
|
l
|
108
|
0x6C
|
|
109
|
0x6D
|
LATIN SMALL LETTER M
|
m
|
109
|
0x6D
|
|
110
|
0x6E
|
LATIN SMALL LETTER N
|
n
|
110
|
0x6E
|
|
111
|
0x6F
|
LATIN SMALL LETTER O
|
o
|
111
|
0x6F
|
8. 111----127
|
GSM 7Bit Decimal
|
Hex
|
Character Name
|
CharacterISO-8859-1
|
Decimal
|
Hex
|
|
112
|
0x70
|
LATIN SMALL LETTER P
|
p
|
112
|
0x70
|
|
113
|
0x71
|
LATIN SMALL LETTER Q
|
q
|
113
|
0x71
|
|
114
|
0x72
|
LATIN SMALL LETTER R
|
r
|
114
|
0x72
|
|
115
|
0x73
|
LATIN SMALL LETTER S
|
s
|
115
|
0x73
|
|
116
|
0x74
|
LATIN SMALL LETTER T
|
t
|
116
|
0x74
|
|
117
|
0x75
|
LATIN SMALL LETTER U
|
u
|
117
|
0x75
|
|
118
|
0x76
|
LATIN SMALL LETTER V
|
v
|
118
|
0x76
|
|
119
|
0x77
|
LATIN SMALL LETTER W
|
w
|
119
|
0x77
|
|
120
|
0x78
|
LATIN SMALL LETTER X
|
x
|
120
|
0x78
|
|
121
|
0x79
|
LATIN SMALL LETTER Y
|
y
|
121
|
0x79
|
|
122
|
0x7A
|
LATIN SMALL LETTER Z
|
z
|
122
|
0x7A
|
|
123
|
0x7B
|
LATIN SMALL LETTER A WITH DIAERESIS
|
ä
|
228
|
0xE4
|
|
124
|
0x7C
|
LATIN SMALL LETTER O WITH DIAERESIS
|
ö
|
246
|
0xF6
|
|
125
|
0x7D
|
LATIN SMALL LETTER N WITH TILDE
|
ñ
|
241
|
0xF1
|
|
126
|
0x7E
|
LATIN SMALL LETTER U WITH DIAERESIS
|
ü
|
252
|
0xFC
|
|
127
|
0x7F
|
LATIN SMALL LETTER A WITH GRAVE
|
à
|
224
|
0xE0
|
部分字符不可见, 附图1 注意事项:空位使用0填充(图中6字节的情况)，当编码后最后一个字节空位刚好为7位时(图中7字节的情况)，改为使用字符CR(0x0d)填充, 避免填充后多余字节0x00与c语言字符串结尾符号0x00的冲突编码过程示例
|