/************************************************************** * * To run this tool, you need to install StreamDebugger library: * https://github.com/vshymanskyy/StreamDebugger * **************************************************************/ #include #include char apn[] = "YourAPN"; char user[] = ""; char pass[] = ""; StreamDebugger GsmSerial(Serial1, Serial); GsmClient gsm(GsmSerial); void setup() { // Set console baud rate Serial.begin(115200); delay(10); // Set GSM module baud rate GsmSerial.begin(115200); delay(3000); gsm.networkConnect(apn, user, pass); // Access AT commands from Serial GsmSerial.directAccess(); } void loop() { }