ADLINK AmITX-IB-I - Manual (Page 21)

Connectors & Jumpers 9
AD-mITX-T40H
2.2 Rear I/O Connectors
Serial Port Connectors (COM1)
VGA Connector.
Pin # RS-232 RS-422 RS-485
1 DCD, Data Carrier Detect TX- RTX-
2 RXD, Receive Data TX+ RTX+
3 TXD, Transmit Data RX+ —
4 DTR, Data Terminal Ready RX- —
5 GND, ground — —
6 DSR, Data Set Ready — —
7 RTS, Request to Send — —
8 CTS, Clear to Send — —
9 RI, Ring Indicator — —
NOTE: NOTE:
RS-232/422/485 mode is set in BIOS.
Signal Name Pin # Pin # Signal Name
Red 1 2 Green
Blue 3 4 VCC pull-up
GND 5 6 GND
GND 7 8 GND
VCC 9 10 GND
VCC pull-up 11 12 DDC2B DATA
HSYNC 13 14 VSYNC
DDC2B CLK 15