Hi, I am using CP 340 With Cpu 314 , for RS232 Connection , ( sending and recieving data , I would like to use a modem to connect the CP 340 to other CP 340 , distance 3 KM .
Please if you can help and advice me about a modem I am looking for cheap one , Thanks in afvance .
David
Please if you can help and advice me about a modem I am looking for cheap one , Thanks in afvance .
David
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