Function of 9 pin DB 9 Connectors?
1 – Carrier Detect
2 – Received Data
3 – Transmitted
4 – Data Terminal Ready
5 – Signal Ground
6 – Data Set Ready
7 – Request to Send
8 – Clear to Send
9 – Ring Indicator
2 – Received Data
3 – Transmitted
4 – Data Terminal Ready
5 – Signal Ground
6 – Data Set Ready
7 – Request to Send
8 – Clear to Send
9 – Ring Indicator
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