Aaeon AEC-6876 - RS-232 Box Header (COM3~COM6); USB Box Header (USB3~USB4)

Embedded Controller
A E C - 6876
Chapter 2 Hardware Installation
2 - 5
RS-485 Mode
Pin
Signal
Pin
Signal
1
D-
2
NC
3
D+
4
NC
5
Ground
6
NC
7
NC
8
NC
9
NC
2.4 RS-232 Box Header (COM3~COM6)
4BPin
25BSignal
Pin
5BSignal
1
DCD
2
RXD
3
TXD
4
DTR
5
GND
6
DSR
7
RTS
8
CTS
9
RI
2.5 USB Box Header (USB3~USB4)
4BPin
25BSignal
Pin
5BSignal
1
+5V
2
GND
3
USBD-
4
GND
5
USBD+
6
USBD+
7
GND
8
USBD-
9
GND
10
+5V