25針串口到25針Modem連線
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電纜兩端的(de)到計算(suàn)機的(de)插頭是 25 針母插頭:
到 Modem 的(de)一頭是 25 針公插頭:
引腳定義 |
Female | Male | Dir | |
---|---|---|---|
Shield Ground | 1 | 1 | |
Transmit Data | 2 | 2 | |
Receive Data | 3 | 3 | |
Request to Send | 4 | 4 | |
Clear to Send | 5 | 5 | |
Data Set Ready | 6 | 6 | |
System Ground | 7 | 7 | |
Carrier Detect | 8 | 8 | |
Data Terminal Ready | 20 | 20 | |
Ring Indicator | 22 | 22 |