PHONE: 949.338.8078
FAX: 949.495.4648
30322 Grande Vista Ave
Laguna Niguel, CA 92677
2-port serial interface, modular, with/without optical isolation, 3.3V/5V
  • *SPECIAL ORDER*1-2 weeks to shipping
  • RS232, RS422, RS485, 20 mA Current Loop (active, passive) with or without optical isolation
  • Modular structure through MX-modules
  • With or without optical isolation
  • Mode configuration free for each port
  • 128-byte FIFO-buffer common interrupt
  • Automatic direction recognition for RS485
  • Transmission mode: asynchronous, full, half duplex
  • Transfer rate: progr. up to115.2 kBaud; up to 1 MBaud on request
  • Protocol: 5, 6, 7 or 8 bit character; 1, 1? or 2 stop bits
  • Parity: even, odd, none, mark or space
  • Interrupt lines: automatic through BIOS

    (Connection principle: see data sheet - pdf)

    MX modules: please order the modules from the accessories in the shopping cart below.

    NOTE: It takes two MX modules to fully populate the board.

    MX232-G: RS232 mode with optical isolation
    MX232: RS232 mode
    MX422-G: RS422 mode with optical isolation
    MX422: RS422 mode
    MX485-G: RS485 mode with optical isolation
    MX485: RS485 mode
    MXTTY: Current Loop mode (active, passive) 20 mA constant current with optical isolation

    Opt. Quarz: up to 1 MBaud transfer rate for RS232, RS422, RS485, PMTTY

Program / Software Information
    The following standard drivers are supplied with the board:

    Windows NT and 95 Standard COM drivers
    Samples for Visual Basic 5.0,
    Delphi 2.0, VC++ 5.0
    Other operating systems on request

    Manuals, software, data sheets, etc., are downloadable from:

Detailed Data Sheet
    Download APCI-7420-3 Data Sheet

    You will need the Adobe Acrobat Reader to view this file.

PDF Manual
    Download APCI-7420-3 Manual

    You will need the Adobe Acrobat Reader to view this file.

Ordering Information