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18 Intel NetStructure
®
MPRTM0020 Technical Product Specification – April 2006
Module Components
4.3.2 USB Interface
One USB port is provided on the RTM. 5V power is available through this USB port with a current
limit of 400mA. Figure 8 illustrates the USB connector and Table 3 provides pinout information.
4.3.3 Gigabit Ethernet Interface
Two Gigabit Ethernet ports with LEDs are present on the RTM. Figure 9 shows the physical outline
of the RJ-45 connector used for each port, and Table 4 provides the standard pinout information.
Table 2. Serial Port Connector Pinout
Pin Signal Name
1RTS
2DTR
3TXD
4GND
5GND
6RXD
7DSR
8CTS
Figure 8. USB Connector (J2)
Table 3. USB Connector Pinout
Pin Signal Name
15V_USB
2USB–
3USB+
4GND