We are currently working on a project that will allow us to send a text message once a wire is cut. We are using a GSM Module and an Arduino UNO. Our SIM card ( T-Mobile Pre-paid SIM card) does not want to connect to the network, we have the GSM library and we are using the Arduino 1.8.5 code progr…

SIM card will not connect to network using GSM SIM900 Module

dannable December 12, 2017, 8:36pm 4

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