1, Connect in series with any RS-232 interface for testing a serial RS-232 data link. Simple and easy, no oscilloscope is needed. DIP switch can setting disconnect or reconnect any signal, and support external probe test signal from male or female position.
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I can provide a large number of spare parts for old PCs.
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DB25 25Pin Parallel Port Printer LPT + RS-232 RS232 COM DB9 9Pin Serial Port Cable Cord Wire Bracket. Parallel Port Cable DB-25 Female To 26 Pin IDC Socket for mainboards that have the optional connection 25pin pin out.
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Connector Type: RJ45 Female, RS232 female connector. These adapters are used to run RS232 data over long distances (up to 100m) using UTP Cat 5e cable to bridge the gap. 1 DB9 Female to RJ45 Female Adapter.
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With 16950 UART, Startech. Dual serial ports. Interface: 2x RS-232 serial. Form factor: Plug-in module hot-pluggable. Number of ports: 2. ExpessCard to 2-RS232 (MCS7720).
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