AAEON GENE-QM77 Rev.А User Manual
Page 41
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S u b C o m p a c t B o a r d
G E N E - Q M 7 7
Chapter 2 Quick Installation Guide
2-28
24
GND
GND
25
DIO4
I/O
+5V
26
NC
GPIO Port # /
Pin Name
Location
(Pin #)
I/O Port
Access Address
Port 1/DIO0
3
Bit 0 of 0xA06
Port 2/DIO1
5
Bit 1 of 0xA06
Port 3/DIO2
7
Bit 2 of 0xA06
Port 4/DIO3
9
Bit 3 of 0xA06
Port 5/DIO4
25
Bit 0 of 0xA07
Port 6/DIO5
23
Bit 1 of 0xA07
Port 7/DIO6
21
Bit 2 of 0xA07
Port 8/DIO7
19
Bit 3 of 0xA07
2.30 COM Port 3 Connector (CN13)
Pin
Pin Name
Signal Type
Signal Level
1
DCD
IN
2
DSR
IN
3
RX
IN
4
RTS
OUT
±9V
5
TX
OUT
±9V
DCD
DSR
RX
RTS
TX
CTS
DTR
RI
GND
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