Hello. Faced with strange problem: When using the following code: #include <SPI.h> #include <Ethernet.h> #include "SIM900.h" #include <SoftwareSerial.h> //If not used, is better to exclude the HTTP library, //for RAM saving. //If your sketch reboots itself proprably you have finished, //your memor…

Ethernet shild + sim900 module loop does not work

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