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I can't understand your mean Can you guide me fix this problem. I can find error in the schematic. If you need I can give you layout board. Please help me!
Hi, everybody!
I have a problem with sim908 module.
i can't transmit or receive from Sim908. I use max3232 3.3V buffer to Rs232 to PC.
With same schematic I did it before. I can call, send message, add contact,GPS .... Now i can't commucation with Sim908. Please help me i need it to finish my...
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