Chapter 3
External Connectors
Universal Serial Bus (USB) Ports
22
Universal Serial Bus (USB) Ports
Figure 3-2 Dual USB Port Connector
Serial Port
Figure 3-3 Serial Port Connector
Table 3-1 USB Pinouts
Pin Number Signal Description
1+5VDC
2MR
3PR
4Ground
Table 3-2 Serial Port Pinouts
Pin Number Signal Description
1 Data Carrier Detect
2Receive Data
3 Transmit Data
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