Panasonic FP2 Manual
Also see for FP2 Series: Programming manualProduct manualTechnical manualTechnical manualUser manual
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Contents
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FP2−CCUFunctions of Computer Communication Unit1 − 41.2 Unit Operation1.2 Unit Operation1.2.1 Operation OverviewThe Computer Communication Unit reads and writes data and contacts of the CPU unitby the host computer, through an RS232C interface.When a command is sent from a host side, a response is returned from the PLC side.The formats of commands and responses are determined by the MEWTOCOL, whichis the communication protocol for the FP series of PLCs.Programs for host side devices such as computers and display panels are created inaccordance with the protocol “MEWTOCOL”.More than 20 types of commands are available, including commands for reading andwriting the data area and contacts, etc.No program is necessary on the PLC side in order to carry out communication.Example:When the contents of the data registers are read to a hostcomputer:5 153AM¦LDisplay panelComputerResponseCommand1035DT2DT1DT0%01#RDD0000000001**CR%01$RD05000A0062CRRS232CThe display panel for the FP series was designed ahead of time in confor-mance with the MEWTOCOL communication protocol, so there is no needto take the contents of commands into consideration.Tip |
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