● 8, 4, and 2-port PCI-104 serial communication boards

● High performance octal PCI UART

● Field selectable RS-232, RS-422, and RS-485 protocols, jumper configured per port

● Speeds up to 1.8432Mbps in RS-422/485 modes (RS-232 up to 921.6 kbps)

● 16550 compatible register set with 64-byte FIFO for each TX and RX

● ±15kV ESD protection on all RS-232 signal pins

● Full modem control signals in RS-232 mode

● Auto-RTS feature makes half-duplex RS-485 communication effortless

● Fixed bias and jumper selectable termination provided on each RS-422/485 transmit and receive channel

● Software compatible with all operating systems as standard COM port

● RS-485 full-duplex (4-wire) fully supported

● RS-422/RS-485 only versions

● POS (Point-of-sale) Systems

● Gaming Machines

● Telecommunications

● Industrial Automation

● ATM (Automated Teller Machine) Systems

● Multiple terminal control

● Office Automation

● Data Collection Servers

● Systems Monitoring and Management

● Kiosks

The 104I-COM-8SM family of boards are supported by all operating systems as standard serial ports. All boards include a free DOS, Linux and Windows XP -> 10, both 32 & 64 bit compatible software package with sample programs and source code in “C” and Pascal for DOS, and Visual Basic, Delphi, C#, and Visual C++ for Windows. Also provided is a graphical option configuration program in Windows. An easy-to-use Windows terminal program simplifies verification of proper operation. Linux support includes installation files and samples for register-level programming in “C”.