Matrox Supersight Installation And Hardware Reference page 91

Internal connector pins
(COM1)
1
2
3
4
5
6
7
8
9
10
*. When creating a custom bracket to hold the DB-9 (exterior) connector, use this information to wire the internal connector pins to the DB-9 (exterior) connector.
Pinout descriptions of internal Matrox Supersight SHB-Q170 connectors
Use a standard COM port cable with a standard D-subminiature 9-pin (DB-9
connector to connect the serial port header to your custom adapter bracket
The following table describes each pin of the RS-232 serial port headers for Matrox
Supersight SHB-Q170 (COM ports 1 and 2).
Pins on the DB-9
(exterior) connector of
the custom adapter
*
bracket
1
6
2
7
3
8
4
9
5
NC
*. More accurately known as a DE-9 connector.
1
6
Signal I/O Description of
RS-232/RS-485 standard
DCD I Data carrier detect.
DSR I Data set ready.
RXD I Receive data.
RTS O Request to send.
TXD O Transmit data.
CTS I Clear to send.
DTR O Data terminal ready.
RI I Ring indicator.
GND - Ground.
GND - Ground.
TX+ 422TX+_485+
TX- 422TX-_485-
RX+ 422RX+
RX- 422TX-
5
9
Internal connector pins
(COM2)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
91
*
)