128 characters in the Basic Latin Unicode block.
U+0000NULLU+0001START OF HEADINGU+0002START OF TEXTU+0003END OF TEXTU+0004END OF TRANSMISSIONU+0005ENQUIRYU+0006ACKNOWLEDGEU+0007ALERTU+0008BACKSPACEU+0009CHARACTER TABULATIONU+000AEND OF LINEU+000BLINE TABULATIONU+000CFORM FEEDU+000DCARRIAGE RETURNU+000ELOCKING-SHIFT ONEU+000FLOCKING-SHIFT ZEROU+0010DATA LINK ESCAPEU+0011DEVICE CONTROL ONEU+0012DEVICE CONTROL TWOU+0013DEVICE CONTROL THREEU+0014DEVICE CONTROL FOURU+0015NEGATIVE ACKNOWLEDGEU+0016SYNCHRONOUS IDLEU+0017END OF TRANSMISSION BLOCKU+0018CANCELU+0019END OF MEDIUMU+001ASUBSTITUTEU+001BESCAPEU+001CFILE SEPARATORU+001DGROUP SEPARATORU+001EINFORMATION SEPARATOR TWOU+001FINFORMATION SEPARATOR ONEU+0020SPACEU+0021EXCLAMATION MARKU+0022QUOTATION MARKU+0023NUMBER SIGNU+0024DOLLAR SIGNU+0025PERCENT SIGNU+0026AMPERSANDU+0027APOSTROPHEU+0028LEFT PARENTHESISU+0029RIGHT PARENTHESISU+002AASTERISKU+002BPLUS SIGNU+002CCOMMAU+002DHYPHEN-MINUSU+002EFULL STOPU+002FSOLIDUSU+0030DIGIT ZEROU+0031DIGIT ONEU+0032DIGIT TWOU+0033DIGIT THREEU+0034DIGIT FOURU+0035DIGIT FIVEU+0036DIGIT SIXU+0037DIGIT SEVENU+0038DIGIT EIGHTU+0039DIGIT NINEU+003ACOLONU+003BSEMICOLONU+003CLESS-THAN SIGNU+003DEQUALS SIGNU+003EGREATER-THAN SIGNU+003FQUESTION MARKU+0040COMMERCIAL ATU+0041LATIN CAPITAL LETTER AU+0042LATIN CAPITAL LETTER BU+0043LATIN CAPITAL LETTER CU+0044LATIN CAPITAL LETTER DU+0045LATIN CAPITAL LETTER EU+0046LATIN CAPITAL LETTER FU+0047LATIN CAPITAL LETTER GU+0048LATIN CAPITAL LETTER HU+0049LATIN CAPITAL LETTER IU+004ALATIN CAPITAL LETTER JU+004BLATIN CAPITAL LETTER KU+004CLATIN CAPITAL LETTER LU+004DLATIN CAPITAL LETTER MU+004ELATIN CAPITAL LETTER NU+004FLATIN CAPITAL LETTER OU+0050LATIN CAPITAL LETTER PU+0051LATIN CAPITAL LETTER QU+0052LATIN CAPITAL LETTER RU+0053LATIN CAPITAL LETTER SU+0054LATIN CAPITAL LETTER TU+0055LATIN CAPITAL LETTER UU+0056LATIN CAPITAL LETTER VU+0057LATIN CAPITAL LETTER WU+0058LATIN CAPITAL LETTER XU+0059LATIN CAPITAL LETTER YU+005ALATIN CAPITAL LETTER ZU+005BLEFT SQUARE BRACKETU+005CREVERSE SOLIDUSU+005DRIGHT SQUARE BRACKETU+005ECIRCUMFLEX ACCENTU+005FLOW LINEU+0060GRAVE ACCENTU+0061LATIN SMALL LETTER AU+0062LATIN SMALL LETTER BU+0063LATIN SMALL LETTER CU+0064LATIN SMALL LETTER DU+0065LATIN SMALL LETTER EU+0066LATIN SMALL LETTER FU+0067LATIN SMALL LETTER GU+0068LATIN SMALL LETTER HU+0069LATIN SMALL LETTER IU+006ALATIN SMALL LETTER JU+006BLATIN SMALL LETTER KU+006CLATIN SMALL LETTER LU+006DLATIN SMALL LETTER MU+006ELATIN SMALL LETTER NU+006FLATIN SMALL LETTER OU+0070LATIN SMALL LETTER PU+0071LATIN SMALL LETTER QU+0072LATIN SMALL LETTER RU+0073LATIN SMALL LETTER SU+0074LATIN SMALL LETTER TU+0075LATIN SMALL LETTER UU+0076LATIN SMALL LETTER VU+0077LATIN SMALL LETTER WU+0078LATIN SMALL LETTER XU+0079LATIN SMALL LETTER YU+007ALATIN SMALL LETTER ZU+007BLEFT CURLY BRACKETU+007CVERTICAL LINEU+007DRIGHT CURLY BRACKETU+007ETILDEU+007FDELETE