These modules provide an asynchronous serial communication interface for your system. Various models support RS-232/422/485 interfaces.

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    PMC520: Serial Communication, 232 Octal

    • 8 asynchronous EIA/TIA-232E serial ports
    • 64-byte FIFO buffers
    • Interrupt support
    • Programmable baud rate (up to 120Kbps)
    These modules provide eight asynchronous serial communication ports from a single PMC Socket.  
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    PMC521: PMC Serial Communication, 422/485 Octal Module

    • 8 asynchronous full duplex EIA/TIA-422B serial ports (supports EIA-485)
    • 64-byte FIFO buffers
    • Interrupt support
    • Programmable baud rate (up to 1.8432Mbps)
    These modules provide eight asynchronous serial communication ports from a single PMC Socket.
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