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35 lines
880 B
35 lines
880 B
RS232 Cabling Requirements
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RS232 Cabling Requirements
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Some hosts require the hardware flow control signals to be connected
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before they will send and receive data via the RS232 ports. This may be
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true even if you have explicitly disabled the hardware flow control.
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LSI Logic's Evaluation boards require only pins 2, 3, and 5 to be
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connected (except CON7 on the SDP1000).
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HOST LSI EVAL BOARD
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==================== ==============
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DB25 DB9 DB9
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PIN PIN PIN
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RXD 2 3 ------------------------------------- 3
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GND 7 5 -------------------------------------- 5
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RTS 4 7 --+
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CTS 5 8 --+
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DSR 6 6 --+
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DCD 8 1 --+
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DTR 20 4 --+
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