37
J63 – Internal COM2 Pin Header
Pin #
Signal Description
Pin #
Signal Description
2
232_DSR#
1
232_DCD#
4
232_RTS#
3
232_SIN
6
232_CTS#
5
232_SOUT
8
232_RI#
7
232_DTR#
10
+5VS/+12VS
9
GND
*Co-lay with external COM2 port (J52).
J64 – Internal COM1 Pin Header
Pin #
Signal Description
RS-232
RS-422
RS-485
1
DCD
TX D
-
DATA-
2
DSR
--
--
3
RXD
TX D+
DATA+
4
RTS
--
--
5
TXD
RX D+
--
6
CTS
--
--
7
DTR
RX D
-
--
8
RI#
--
--
9
GND
--
--
10
+5VS
--
--
*Co-lay with external COM1 port (J52).
