Specifications

Chapter 6 – SocketEthernet IP (MTXCSEM, MTXCSEM-L-RAS & MT100SEM)
Multi-Tech Systems, Inc. Universal Socket Hardware Guide for Developers (S000342F) 105
SocketModem Configuration
Serial Configuration
The SocketEthernet IP uses a 22-pin interface to provide an on-board Ethernet media access controller, an
Ethernet physical layer (without the RJ-45 jack), an LED driver for Ethernet monitoring, and a serial interface.
Note: The shaded, bolded pins are SocketEthernet IP active pins.
Top View
SocketEthernet IP Pinout
Note: Pin 6 is RX- for the SocketEthernet IP. For ISDN, Pin 6 is RX+.
Pin 7 is RX+ for the SocketEthernet IP. For ISDN, Pin 7 is RX-.
For pin descriptions, see the Universal Pinout Descriptions in Chapter 1.