Raspberry pi modbus on rj45 -

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hi there (i apologize english, not native lang) have sort of "blackbox" send me data trought rj45 port, in modbus format , want read data raspberry pi 2. searched lot on google, solutions listening modbus put card on top of rpi2, using rx/tx ports, dont want... if have solution, !

so, project over, "black box" prototype didn't send electric output, , project on now. closing :)


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