Reference Guide

Getting Started | 23
External Serial Port with a USB Connector
Table 4-1 lists the pin assignments.
Boot Process
After you follow the instructions in the Installation Procedure in the Getting Started Guide, the Aggregator
boots up. The Aggregator with FTOS version 8.3.17.0 requires boot flash version 4.0.1.0 and boot selector
version 4.0.0.0. Figure 4-3 through Figure 4-7 show the completed boot process.
Note: Terminal settings on the console port cannot be changed in the software and are set as follows:
• 9600 baud rate
• No parity
• 8 data bits
• 1 stop bit
• No flow control
Table 4-1. Pin Assignments
USB Pin Number Signal Name
Pin 1 RTS
Pin 2 RX
Pin 3 TX
Pin 4 CTS
Pin 5, 6 GND
RxD Chassis GND
Step Task (continued)