Advantech PCI-6872 ユーザーズマニュアル
105
Appx. B
B.19 COM2 Extension connector RS422-RS485(CN29)
B.20 LCD Inverter Backlight Connector (CN24)
Table B.19: COM2 Extension Connector RS422-RS485(CN29)
Pin
Signal
Pin
Signal
1
TXD-
2
TXD+
3
RXD-
4
RXD+
Table B.20: LCD Inverter Backlight Connector(CN24)
Pin
Signal
1
+12V output
2
GND
3
Back-light enable signal output
4
NC