Serial Ports 1 And 2 (Mvme761 I/O Mode) - Motorola MVME2603-1121A Installation And Use Manual

Serial Ports 1 and 2 (MVME761 I/O Mode)

The MVME2603/2604 provides both asynchronous (ports 1 and 2)
and synchronous/asynchronous (ports 3 and 4) serial connections.
For the MVME761-compatible versions of the base board, the
asynchronous interface is implemented with a pair of DB9
connectors (
module. The pin assignments are listed in the following table.
Table 4-16. Serial Connections—Ports 1 and 2 (MVME761)
and ) located on the MVME761 transition
COM1 COM2
1
2
3
4
5
6
7
8
9
Connector Pin Assignments
SPnDCD
SPnRxD
SPnTxD
SPnDTR
GND
SPnDSR
SPnRTS
SPnCTS
SPnRI
4
4-25