21 EPC-P30X6 User Manual/ 用户手册
Chapter 2 Connecting 内部连接 內部連接
2.3.12 COM1 / 2 connector (COM12)
2.3.13 RJ45 + USB3.0 stack connector (LAN3_USB56)
(*) Depends on JUSBPWR1 Jump Setting.
Pin Signal Pin Signal
A1 COM1_422_485_TX- B1 COM2_422_485_TX-
A2 COM1_422_485_TX+ B2 COM2_422_485_TX+
A3 COM1_422_RX+ B3 COM2_422_RX+
A4 COM1_422_RX- B4 COM2_422_RX-
A5 GND B5 GND
A6 COM1_DSR# B6 COM2_DSR#
A7 COM1_RTS# B7 COM2_RTS#
A8 COM1_CTS# B8 COM2_CTS#
A9 COM1_RI B9 COM2_RI
Pin Signal Pin Signal
U1 VBUS (*) U10 VBUS (*)
U2 D-_3 U11 D-_4
U3 D+_3 U12 D+_4
U4 GND U13 GND
U5 RX-_3 U14 RX-_4
U6 RX+_3 U15 RX+_4
U7 GND U16 GND
U8 TX-_3 U17 TX-_4
U9 TX+_3 U18 TX+_4
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