Appendix C: Network Planning and Configuration
Page C-10
MicroMMAC Installation Guide
C.3 COM PORT SPECIFICATIONS
The RJ45 COM ports supports an Uninterruptible Power Supply (UPS) or
access to a Local Management console.
These ports support a Digital Equipment Corporation, VT320 terminal or
PC emulation of the VT320 terminal. Figure C-3 shows the pinouts for
the COM ports.
Figure C-3
COM Port Pinouts
C.4 TRANSCEIVER REQUIREMENTS
When connecting an external network segment, using a transceiver, to the
MicroMMAC with an EPIM-A, the following requirements must be met:
•
The transceiver or Ethernet Device to which the module will be
connected must meet IEEE 802.3 standards, and/or Ethernet Version
1.0 or Version 2.0 standards.
NOTE
For instructions about configuring a UPS or Local Management
console to the MicroMMAC, refer to the
MicroMMAC Local
Management User’s Guide.
COM 1
COM 2
COM Port Pinouts (Console Application)
1. Transmit
2. Data Carrier Detect
3. Data Set Ready
4. Receive Data
5. Signal Ground
6. Data Terminal Ready
7. Request To Send
8. Clear To Send
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
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