Asynchronous Serial Port Connectors (J5/J6); Table 4-2 Com1 And Com2 Pin Assignments - Emerson MVME7616E Installation And Use Manual

Connector Pin Assignments
Table 4-1 P2 Connector Pin Assignments (continued)
Row A Pins
Pin
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
4.3

Asynchronous Serial Port Connectors (J5/J6)

The interface for the asynchronous serial ports, COM1 and COM2, is provided with two
standard DB9 connectors, J5 and J6. The connector shields for these ports are tied to chassis
ground. The pin assignments and signal mnemonics for these connectors are listed in
4-2.

Table 4-2 COM1 and COM2 Pin Assignments

Pin
1
2
3
4
5
6
7
8
9
36
Signal
GND
GND
GND
CTS1
TXD4
RXD4
RTXC4
TRXC4
No Connect
MSYNC#
MCLK
TXD2_232
RXD2_232
RTS2_232
MDO
Signal
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
MVME7616E Transition Module Installation and Use (6806800A43B)
Asynchronous Serial Port Connectors (J5/J6)
Row C Pins
Pin Signal
18 TXD1_232
19 RXD1_232
20 RTS1_232
21 GND
22 GND
23 GND
24 GND
25 GND
26 -12VF
27 GND
28 GND
29 GND
30 GND
31 CTS2_232
32 MDI
Table