USB232A‑B 9‑Pin Definition
DCE / DTE Pinout Diagram for RS232 DB9 Interface
DB9 Connector Pin Assignment
The diagram below shows pin‑out for DCE (Female) and DTE (Male) DB9 RS232 connectors, including TD, RD, SG, RTS and CTS signal definitions.
DCE / DTE Pinout Diagram for RS232 DB9 Interface
The diagram below shows pin‑out for DCE (Female) and DTE (Male) DB9 RS232 connectors, including TD, RD, SG, RTS and CTS signal definitions.
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