PCI interface charging individual electric power micro-control device weekly function, average support Linux open for Linux and micro-soft Windows work system . RS232 serial port transmission speed up to 921.6Kbps 15KV / 20KV electrostatic protection function 200W surge protection function Support industry computer Serial interface: signal: RS232: DCD, RXD, TXD, DTR, GND, DSR, RTS, CTS, RI Connection type: DB62 female, DB62 to 8 RS232 and DB9 Transmission rate: 921.6Kbps Data bits: 5, 6, 7, 8 Stop bits: 1, 1.5, 2 Check digit: None, Even, Odd, Space, Mark Flow control: RTS / CTS XON / XOFF Both sending and receiving support 64Byte FIFO driver and built-in software and hardware flow control. Interface static protection: two-way protection, interface 200W lightning surge protection, maximum static protection 30KV. PCI interface: Bus: PCI 32-bit 33Mhz bus interface Compliant with PCI specification version 2.1 Support to change the serial port number