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RS232 DB9 Connector - Larkfield Amateur Radio Club
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日期:2024-04-22
RS232 DB9 Connector Pinout DB-9M Function Abbreviation Pin #1 Data Carrier Detect CD Pin #2 Receive Data RD or RX or RXD Pin #3 Transmitted Data TD or TX or TXD Pin #4 Data Terminal Ready DTR Pin #5 Signal Ground GND Pin #6 ......看更多