Hi All , I am new to gsm and arduino module, Please help, my module is giving the following response.
i/p-> AT
o/p-> OK
i/p-> AT+CPIN?
o/p-> CPIN: READY
OK
i/p->ATD9482293917;
o/p-> ERROR
RDY
+CFUN: 1
+CPIN: READY
Your device not getting enough current. Make sure it gets stable 4V 2A . Keep power line length short.
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power related issue, check your power source, try to use a 3.7v lithium battery. if your source cannot provide surge current as well as regular current it will always create problems.
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I’m using lithium battery with 3.7 V and 2300Mah Still it’s giving me same issue.