1 The 9-Pin Connector Pin abbreviations (numbers in parentheses are the 25D pin numbers): 1. CD (8) 2. RD (Rx) (3) 3. TD (Tx) (2) 4. DTR (20) 5. SG (Ground) - ppt download
The Significance of RX & TX Optical Power
What does TX/RX mean? - Definition of TX/RX - TX/RX stands for Transmitter/Receiver. By AcronymsAndSlang.com
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