Flex接收51单片机发送过来的16进制数据转换为String

private static function toHex(bytes:ByteArray):String{ var pos:int =bytes.position; bytes.position=0; var result:String=""; while(bytes.bytesAvailable>=8){ result+=toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()) +""+toHexNum(bytes.readUnsignedByte()); } while(bytes.bytesAvailable>1){ result+=toHexNum(bytes.readUnsignedByte())+""; } if(bytes.bytesAvailable){ result+=toHexNum(bytes.readUnsignedByte()); } bytes.position=pos; return result; } private static function toHexNum(n:uint):String{ //return 0<0xF?" "+n.toString(16):n.toString(16); return String.fromCharCode(n.toString()); }