User`s manual

Functional Description 35
CT-30
Gigabit Connector RJ-45 Pin Definitions (CN6-R)
The CN6-R connector on the RTM supplies the 10Base-T,
100Base-TX and 1000Base-T interfaces to the Ethernet con-
troller (no LED indications are provided).
Table 3-9: RTM GbE Connector Pin Definitions
COM1 and COM2 Interfaces
The cPCI-R3920T provides two COM ports from the Intel® 3100
chipset for connecting RS-232 devices to the cPCI-R3920T.
The following tables provide pinout information for the 9-pin D-Sub
COM connector CN3-R located on the face plate and the onboard
COM connector CN1-R.
COM1 DB-9 Serial Port Connector (CN3-R)
Table 3-10: COM1 Serial Port Connector Pin Definition
Pin # RS-232
1 not used
2 RXD, Receive data
3 TXD, Transmit data
4 not used
5 GND, Ground
6 not used
7 not used
8 not used
9 not used
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