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i can see that vbat and vdd_ext_1.8V pins have 1.8 V on the module. Does the SIM need to have balance to be able to power it and detect it? I dont think so
Hello,
I have a SIMCOM A7670E module. The module works fine for the regular commands such as -
Now, I am trying to get the sim card functionality up and running so as to send an SMS. I have inserted my SIM card into the holder, in the right way. When I query the sim card status, I get -...
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