Serial Port Connector Pinout; Cabling; Table 12: Com1/Com2 Connector Pinout; Table 13: Com3/Com4 Connector Pinout - VersaLogic Blackbird VL-EPU4562 Hardware Reference Manual

Serial Port Connector Pinout

Table 12: COM1/COM2 Connector Pinout

Table 13: COM3/COM4 Connector Pinout

Cabling

An adapter cable, part number CBR-1014, is available for routing the serial I/O signals to 9-pin
D-sub connectors. This is a 12-inch, Pico-Clasp 10-pin to two 9-pin D-sub connector cable.
VL-EPU-4562/4462 Reference Manual
Pin RS-232 Signal
1 RTS1
2 TXD1#
3 CTS1
4 RXD1#
5 GND
6 RTS2
7 TXD2#
8 CTS2
9 RXD2#
10 GND
Pin RS-232 Signal
1 RTS3
2 TXD3#
3 CTS3
4 RXD3#
5 GND
6 RTS4
7 TXD4
8 CTS4
9 RXD4#
10 GND
RS-422/RS-485
Signal
TXD1_P
TXD1_N
RXD1_P
RXD1_N
GND
TXD2_P
TXD2_N
RXD2_P
RXD2_N
GND
RS-422/RS-485
Signal
TXD3_P
TXD3_N
RXD3_P
RXD3_N
GND
TXD4_P
TXD4_N
RXD4_P
RXD4_N
GND
Serial I/O
Port
COM1
—
COM2
—
Port
COM3
—
COM4
—
45