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COM/CAN接口

COM/CAN接口说明

COM/CAN接口采用2*4P弹簧端子,可选择配置RS232/RS485/RS422。

管脚示意图:

SX51管脚定义如下图所示:

管脚 RS232/CAN RS422/CAN RS485/CAN
1 DCD TX- DATA-
2 COM_GND COM_GND COM_GND
3 RXD TX+ DATA+
4 CAN_1_H CAN_1_H CAN_1_H
5 TXD RX+ -
6 CAN_1_L CAN_1_L CAN_1_L
7 DTR RX- -
8 CAN_GND CAN_GND CAN_GND

 

 

最近修改: 2025-06-10