GSM with arduino | Microcontroller › Arduino › LCD 12C 16X2 LCM1602 IIC V1 Interface problems with arduino › GSM with arduino March 5, 2019 at 4:28 am #15047 SaatwikParticipant Serial.begin(19200); SIM900.begin(19200); Conform your baud rate for GSM . i think it should be 9600 . if it is 19200 then change it in seral moniter from below button.
