... )External InterfaceSerial Port: one 5-wire isolation RS-232 serial port, baud rate up to115200Kbpsone 3- wire debugging serial port, baud rate is set to 115200Kbpsone RS-485 isolation communication ... USB HOST, USB2.0, baud rate up to 12Mbpsone USB Device, USB2.0, baud rate up to 12MbpsEthernet: one, 10M/100Mbps self-adaptivePower ...