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Pin No. | Signal | 1 | DCD | 2 | TxD | 3 | RxD | 4 | DSR | 5 | GND | 6 | DTR | 7 | CTS | 8 | RTS | 9 | --- | | |
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RS-232 — DB9 公引脚定义: Pin No. | Signal | 1 | DCD | 2 | RxD | 3 | TxD | 4 | DTR | 5 | GND | 6 | DSR | 7 | RTS | 8 | CTS | 9 | --- | | | 太仓市实验小学
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RS-232 — DB25 母引脚定义: Pin No. | Signal | 2 | RxD | 3 | TxD | 4 | CTS | 5 | RTS | 6 | DTR | 7 | GND | 8 | DCD | 20 | DSR | | |
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RS-232 — DB25 公引脚定义: Pin No. | Signal | 2 | TxD | 3 | RxD | 4 | RTS | 5 | CTS | 6 | DSR | 7 | GND | 8 | DCD | 20 | DTR | 我与名著 | |
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RS-232 — RJ45 (8-pin) 引脚定义: Pin No. | Signal | 1 | DSR | 2 | RTS | 3 | GND | 4 | TxD | 5 | RxD | 6 | DCD | 7 | CTS | 8 | DTR | | |
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RS-232 — RJ45 (10-pin) 引脚定义: Pin No. | Signal | 1 | DCD | 2 | DSR | 3 | RTS | 4 | GND | 5 | TxD | 6 | RxD | 7 | GND | 8 | CTS | 盐酸氧氟沙星9 | DTR | 10 | ---- | | |
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RS-422 — DB25 母 — for Opt8F/Z 引脚定义: Pin No. | Signal | 2 | RxD+(B) | 3 | TxD+(B) | 7 | GND | 14 | RxD-(A) | 16 | TxD-(A) | | | 文献代理
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RS-422/485 — DB25 母 — for Opt8K 引脚定义: Pin No. | RS-422 signal | RS-485 signal | 2010年诺贝尔化学奖2 | RxD+(B) | Data+ | 3 | TxD+(B) 中档轿车 | | 7 | GND | | 14 | RxD-(A) | Data- | 16 | TxD-(A) | | | | |
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