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Kensington Expert Mouse serial Cable Pinout -
| computer serial port Name
| computer serial port Pin
| Direction
| mouse Pin
| mouse Name
| Description
|
| CD
| 1
| <--
| 5
| CD
| Carrier Detect
|
| RXD
| 2
| <--
| 4
| RXD
| Receive Data
|
| TXD
| 3
| -->
| 7
| TXD
| Transmit Data
|
| DTR
| 4
| -->
| 6
| DTR
| Data Terminal Ready
|
| GND
| 5
| ---
| 2
| GND
| Ground
|
| DSR
| 6
| -->
| 1
| DSR
| Data Set Ready
|
| RTS
| 7
| <--
| 3
| RTS
| Request to send
|
| CTS
| 8
| <--
| 8
| CTS
| Clear to Send
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