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COMMV20-1
- 单片机与PLC通讯系列之2,PLC不用编程,里面有各种PLC,除AB,各大流行的PLC但必须带RS232或RS485-SCM and PLC communications Series 2, PLC without programming, there are a variety of PLC, in addition to AB, the major popular PLC but must be with RS232 or RS485