Rear Side Exernal I/O Connectors; Serial Ports Com1 And Com2; Serial Ports Com3 And Com4 - Vecow ABP-2000 User Manual

2.3 Rear Side Exernal I/O Connectors

Figure 2.3.1 ABP-2845 Rear Panel
Figure 2.3.2 ABP-2045 Rear Panel
Figure 2.3.3 ABP-2015 Rear Panel
©Vecow ABP-2000 Series Advanced Box PC User Manual
Getting to Know Your ABP-2000
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2.3.1 Serial Ports COM1 and COM2

COM1 and COM2 are RS-232 only and provide up to
115200 bps baud rates. The pin assignments are shown
in the following table:
Serial Port Pin No.
1
2
3
4
COM1, 2
5
6
7
8
9

2.3.2 Serial Ports COM3 and COM4

COM3 and COM4 can be configured for RS-232, RS-
422, or RS-485 with auto flow control communication.
Serial Port 3 & 4 default setting are RS-232, if you want
to use RS-422 or RS-485, you can find the setting in
BIOS.
BIOS Setting Function
RS-232
RS-422 (5-wire)
COM3 | COM4
RS-422 (9-wire)
RS-485
RS-485 w/z auto-flow control
Getting to Know Your ABP-2000
RS-232
DCD
RXD
TXD
DTR
GND
DSR
RTS
CTS
RI
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