SMC Networks 1232 Series user manual J18 for Ethernet

Table 18. J13 Pin out Connector

PIN SIGNAL

1	+VDD
2	N.C.

3GND

J18 for Ethernet

The SpacePC 1232 module features a single-chip Fast Ethernet controller that provides 32-bit performance, 10/100Mbps auto-sensing, and full compliance with IEEE 802.3u 100Base-T specifications and IEEE 802.3x Full Duplex Flow Control.

Ethernet connector J18 is a 5x2 pin with 2.54-mm step. Refer to the following table for the Ethernet connector assignment.

		J18
		Ethernet
	Figure 20. J18 Connector layout
	Table 19. J18 Ethernet Connector
Pin#	Signal	Function
1	5V	Power Supply
2	LED0	On sending packets
3	RX+	100/10Base-T receive data
4	RX-	100/10Base-T receive data
5	LED1	Link 10/100
6	GND	Ground signal
7	LED2	On receiving packets
8	GND	Ground signal
9	TX+	100/10Base-T transmit data
10	TX-	100/10Base-T transmit data

Note: To establish a connection to the Ethernet, the Parvus Ethernet Adapter can be plugged between the board (to the J18 connector) and the net cable.

34