Sun Microsystems, Inc.

Appendix A

Connector Pinouts

USB

Table A-1: USB Pinouts
Pin # Pin Name Description
1 +5V +5V supply
2 Data- Negative side of differential pair for data
3 Data+ Positive side of differential pair for data
4 Gnd Ground
Figure A-1: USB Pinouts

Serial

Table A-2: Serial Pinouts
Pin # Pin Name Description
1 CTS Clear to Send
2 DCD Data Carrier Detect
3 TXD Transmit Data
4 GND Ground
5 GND Ground
6 RXD Receive Data
7 DTR Data Terminal Ready
8 RTS Ready to Send
Figure A-2: Serial Pinouts

10/100 BaseT

Table A-3: 10/100 BaseT Pinouts
Pin # Pin Name Description
1 T X+ Positive Side of Transmit Data
2 TX- Negative Side of Transmit Data
3 RX+ Positive Side of Receive Data
4 NC No Connect
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