AAEON EMB-CV2 - Manual (Page 26)

M i n i - I T X E M B - C V 2
Chapter 2 Quick Installation Guide 2 - 14
RS-232
Pin Signal Signal Type Signal Level
1 DCD1 Input
2 RXD1 Input
3 TXD1 Output ±9V
4 DTR1 Output ±9V
5 GND GND
6 DSR1 Input
7 RTS1 Output ±9V
8 CTS1 Input
9
RI1 / +5V /
+12V
Input / PWR
By Jumper
Selection
Note: The max. rating of pin9 is 1A @ 5V & 12V
RS-422
Pin Signal Signal Type Signal Level
1 RS422_TX- DIFF
2 RS422_RX+ DIFF
3 RS422_TX+ DIFF
4 RS422_RX- DIFF
5 GND GND
6 NC
7 NC
8 NC
9 NC/ +5V/ +12V PWR
By Jump
Selection
Note: The max. rating of pin9 is 1A @ 5V & 12V
RS-485
Pin Signal Signal Type Signal Level
1 RS485_D- DIFF
2 NC