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S7-200 CPU224XP做modbus通讯可以做主站吗？ | 找知识-找PLC
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S7-200 CPU224XP做modbus通讯可以做主站吗？

• SIMATIC S7-200

两个S7-200 CPU224XP做modbus通讯可以吗

最佳答案

可以 

《两个S7-200 PLC之间Modbus通讯实现(从站)》
https://wenku.baidu.com/view/ec004bcfda38376baf1fae61.html

做modbus RTU通信
关于modbus通信，可以参考：S7-200 Modbus RTU 通信
http://www.ad.siemens.com.cn/service/article/S7-200/S7-200modbus/Default.aspx

提问者对于答案的评价：
谢谢

原创文章，作者：ximenziask，如若转载，请注明出处：https://www.zhaoplc.com/plc365607.html

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