Connecting GPRS Before making any connection, you have to open the GPRS connection. It can be done easily. When the GPRS connectivity is UP, the LED is blinking fast on the SIM800L module. sim800l->connectGPRS(); HTTP communication GET ...
(SerialAT, GSM_AUTOBAUD_MIN, GSM_AUTOBAUD_MAX);). While very useful when initially connecting to a module and doing tests, these shouldNOTbe used in any sort of production code. Once you've established communication with the module, set the baud rate using thesetBaud(#)function and ...
def Call_response_for (phone_number):This is the most important function in the program. It gets the phone_number to which a call has to be made and provides the response for that call. The response can be anything likeNOT_REACHABLE, CALL_REJECTED, CONFIRM...
println("Could not find a valid BME280 sensor, check wiring!"); while (1); } // Configure the wake up source as timer wake up esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR); } void loop() { SerialMon.print("Connecting to APN: "); SerialMon.print(apn); if (...