//字符
#define CHAR_END 0x00 //结束符'\0'
#define CHAR_CR 0x0D //回车'\r'
#define CHAR_LF 0x0A //换行'\n'
#define CHAR_ESC 0x1B //ESC
#define CHAR_MONEY 0x24 //钱币'$'
#define CHAR_CTLZ 0x1A //发送
#define CHAR_DOT 0x2E //句号'.'
#define CHAR_SPACE 0x20 //空格' '
#define CHAR_COLON 0x3A //冒号':'
#define CHAR_COMMA 0x2C //逗号','
#define CHAR_SQUOTE 0x27 //单引号'\''
#define CHAR_DQUOTE 0x22 //双引号'\"'
#define CHAR_DASH_L 0x3C //左破折号'<'
#define CHAR_DASH_R 0x3E //右破折号'>'
#define CHAR_ADD 0x2B //加号'+'
#define CHAR_SUB 0x2D //减号'-'
#define CHAR_SLASH_L 0x5C //斜杠'\\'
#define CHAR_UNDER 0x5f //下划线
#define CHAR_SLASH_R 0x2F //反斜杠'\/'
#define CHAR_BRACKET_L 0x28 //左括号'('
#define CHAR_BRACKET_R 0x29 //右括号')'
#define CHAR_EQU 0x3D //等号'='
#define CHAR_AND 0x26 //与号'&'
#define CHAR_OR 0x7C //或号'|'
#define CHAR_POUND 0x23 //井号'#'
#define CHAR_STAR 0x2A //星号'*'
#define CHAR_BRACE_L 0x7B //左大括号'{'
#define CHAR_BRACE_R 0x7D //右大括号'}'
#define CHAR_BRASQR_L 0x5B //左中括号'['
#define CHAR_BRASQR_R 0x5D //右中括号']'
#define CHAR_AT 0x40 //@