RXTX for Java64位rxtxserial.dll rxtxParallel.dll RXTXforJavavoidInit():初始化(只调用一次)intWINAPICommOpen(intcomno,intbaud,intdevType):打开串口comno串口号baud波特率devType保留参数(值为2)返回值:0为失败1为成功intWINAPICommClose(intco