[moved] Sim900a communication issue

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PRASANNAH88

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i try to connect the sim900a with mitsubishi plc.... but its not connected. i have seen somewhere in this forum baud rate should be 115200 is that so?

so far i tried using baud rate 9600....... still i can see the send receive led glown in plc....... but cannot get proper response.....pls help me
 

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