C320Turbo/PCIEL
Technical Reference
A-2
UART Module (for Desktop option)
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8 RS-232/RS-422 serial ports
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TI550C UART chip with 32 bytes FIFO (Tx+Rx) and on-chip hardware flow control
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Each UART chip drives one serial port (Max. 460.8 Kbps)
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Up to 4 (at least one) modules can be connected to one Control Board
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RS-232 (DB25 female/male connectors) : TxD, RxD, RTS, CTS, DTR, DSR, DCD, GND (Full modem control
signals)
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RS-422 (DB25 female connectors) : TxD+/-, RxD+/-, CTS+/-, RTS+/-, GND
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Connector Kit with 2 metal plates and 4 screws
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FCC Class A
Basic Module and Extensive Module for Rackmount Option
Basic Module (for Rackmount option)
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8 or 16 serial ports
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40MHz TMS320C52 processor
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16KB ROM and 32K Words RAM
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Diagnostics LEDs show full status of each serial port, including TxD, RxD, DTR, DSR, RTS, CTS, DCD
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16550C UART chip with 32 bytes FIFO (Tx+Rx) and on-chip hardware flow control
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Each UART chip drives one serial port (Max. 460.8K bps)
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Full modem control (RS-232 interface)
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RJ45 connector for each serial port
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Optional power adapter for use when the distance between Control Board and Basic Module is longer than
2 meters. In this case, a 10-signal-pin DB25 to DB25 cable must be used between Control Board and Basic
Module.
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Power switch
