Asynchronous/Synchronous Serial Port Connectors (J7/J8); Table 4-3 Serial Port 3 Pin Assignments; Table 4-4 Serial Port 4 Pin Assignments - Emerson MVME7616E Installation And Use Manual

Asynchronous/Synchronous serial Port connectors (J7/J8)

4.4 Asynchronous/Synchronous serial Port
connectors (J7/J8)
The interface for the asynchronous/synchronous serial ports 3 and 4 is provided by two HD-26
connectors, J7 and J8. The connector shields for these ports are tied to chassis ground.
The pin assignments and signal mnemonics for serial ports 3 and 4 are listed in the following
tables.

Table 4-3 Serial Port 3 Pin Assignments

Pin
1
2
3
4
5
6
7
8
9
10
11
12
13

Table 4-4 Serial Port 4 Pin Assignments

Pin
1
2
3
4
5
6
7
8
9
10
11
12
MVME7616E Transition Module Installation and Use (6806800A43B)
Signal
No Connect
TXD3
RXD3
RTS3
CTS3
DSR3
GND
DCD3
SP3_P9
SP3_P10
SP3_P11
SP3_P12
SP3_P13
Signal
No Connect
TXD4
RXD4
RTS4
CTS4
DSR4
GND
DCD4
SP4_P9
SP4_P10
SP4_P11
SP4_P12
Connector Pin Assignments
Pin Signal
14 SP3_P14
15 TXCI3
16 SP3_P16
17 RXCI3
18 LLB3
19 SP3_P19
20 DTR3
21 RLB3
22 RI3
23 SP3_P23
24 TXCO3
25 TM3
26 No Connect
Pin Signal
14 SP4_P14
15 TXCI4
16 SP4_P16
17 RXCI4
18 LLB4
19 SP4_P19
20 DTR4
21 RLB4
22 RI4
23 SP4_P23
24 TXCO4
25 TM4
37