
Mini-ITX EMB-QM67
Chapter 2 Quick Installation Guide 2 - 13
2.17 LVDS Inverter/ Backlight Connector (CN12)
Pin Signal Pin Signal
1
VDD
2
BKL_CTL
3 GND 4 GND
5
BKL_EN
2.18 RS-232 Box Header (COM1)
Pin Signal Pin Signal
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI
2.19 RS-232/422/485 Pin Header (COM2)
Pin Signal Pin Signal
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI
2.20 RS-232 Box Header (COM3~COM6)
Pin Signal Pin Signal
1 DCD 2 RXD
3 TXD 4 DTR
5 GND 6 DSR
7 RTS 8 CTS
9 RI
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