User`s manual

52 Functional Description
Gigabit Connector RJ-45 Pin Definitions (CN6-R)
The CN7/CN8 connector supplies the 10Base-T, 100Base-
TX and 1000Base-T interfaces to the Ethernet controller.
Table 3-18: RTM Gigabit Connector Pin Definitions
COM1 and COM2 Interfaces
The CPCI-R3920(T) provides two COM ports from the Intel® 3100
chipset for connecting RS-232 devices to the CPCI-R3920(T).
The following tables provide pinout information for the 9-pin D-Sub
COM connector CN3-R located on the front panel and the onboard
COM connector CN1-R.
NOTE:
NOTE:
The Ethernet transmission can operate effectively using a
CAT5 cable or higher specifications.
10BASE--T 100BASE--TX 1000BASE--T PIN
I/O SIGNAL I/O SIGNAL I/O SIGNAL
O TX+ O TX+ I/O BI_DA+ 1
O TX- O TX- I/O BI_DA- 2
I RX+ I RX+ I/O BI_DB+ 3
-- -- -- -- I/O BI_DC+ 4
-- -- -- -- I/O BI_DC- 5
I TX-- I RX-- I/O BI_DB- 6
-- -- -- -- I/O BI_DD+ 7
-- -- -- -- I/O BI_DD- 8