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PCA-6780 User Manual 66
B.1.13 LAN RJ45 Connector (CN13)
B.1.14 COM port 1 (RS-232)(CN14)
B.1.15 COM port 2 (RS-232/422/485)(CN15)
Table B.12: LAN RJ45 Connector (CN13)
Pin Signal Pin Signal
1 TX+ 2 TX-
3RX+ 4 GND
5GND 6 RX-
7GND 8 GND
9GND 10GND
11 VCC_LAN 12 LILED
13 VCC_LAN 14 ACTLED
Table B.13: COM port 1 (RS-232) (CN14)
Pin Signal Pin Signal
1 DCD# 2 RXD
3TXD 4 DTR#
5GND 6 DSR#
7RTS# 8 CTS#
9RI#
Table B.14: COM port 2 (RS-232/422/485) (CN15)
Pin Signal Pin Signal
1DCD 2 DSR
3RXD 4 RTS
5TXD 6 CTS
7DTR 8 RI
9GND 10GND
11 TXD485+ 12 TXD485-
13 RXD485+ 14 RXD485