Tag: Sim900A

Arduino – Sending data to server using GSM Sim900A module

Git/Source Code: https://github.com/ismithpasha/gsmSIM900A Connections of GSM Sim900A 1 to: No connection needed2 to: GND of Arduino near 5V3 to: Digital Pin 0 of Arduino (RX)4 to: Digital Pin 1 of Arduino (TX)5 to: GND (Digital GND near Pin 13)6 to: 5V of Arduino Arduino Code: Server side Code (PHP): savedata.php functions.php connection.php