2.4.12
COM Port 4 (CN15 of mainboard)
Pin
1
2
3
4
5
6
7
8
9
2.4.13
Digital IO Port (CN16)
Pin
1
2
3
4
5
Chapter 2 – Hardware Information
RS-232
Pin Name
RS232 RxD
RS232 TxD
GND
RS232 RTS
RS232 CTS
Pin name
DIO0
DIO1
DIO2
DIO3
DIO4
Signal Type
I/O
I/O
I/O
I/O
I/O
Signal Level
+5V
+5V
+5V
+5V
+5V
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