Dc Input Connector (Dcin1); Serial Ports (Com1, Com2) - Advantech AIMB-U117 User Manual

2.3

DC Input Connector (DCIN1)

2.4

Serial Ports (COM1, COM2)

AIMB-U117 supports two serial ports. COM1 is RS-232 colay with MDB (BOM
optional), COM2 is RS-232/RS-485 (default is RS-485) colay with CCTalk by BOM
optional. The IRQ and address ranges for both ports are fixed. However, users can
disable the port or change the parameters via the system BIOS setup. Users who
experience problems with a serial device are advised check the connector pin
assignments.
13 AIMB-U117 User Manual