因此,对于第一个调制解调器,它将是ttyUSB0,其他ttyUSB1和ttyUSB2,我不需要发送命令到调制解调器。] usb 2-6: udev 40, busnum 2, minor = 167[166041.402660] usb 2-6: usb_probe_device
[166041.402664] usb
当我将适配器插入膝上型计算机时,我会在syslog中得到以下消息:Oct 31 23:42:46 eris kernel: [17882.073165] usb 2-6: new full-speed USB device number23 using xhci_hcd
Oct 31 23:42:46 eris kernel: [17882.204575] usb 2-6</em
假设我有2-6,通过使用下面的程序,我可以生成范围DECLARE @startRange INT = PARSENAME(REPLACEDISTINCT Number = numberWHERE number BETWEEN @startRange AND @lastRangeDECLARE @range VARCHAR(50) = '2-6,9