Sending and Receiving SMS
Basic Overview
IPLOG-GAMA units with GSM / GPRS interface support receiving and sending of any SMS messages. Based on their content it is then possible to perform various tasks. The program logic is created by the user based on the IEC 61131-3 programming language. The METEL IEC 61131-3 IDE software is used for this purpose.
SMS_TX/SMS_RX blocks are used for communication between the program and the user through the GSM network. It uses SMS messages to transmit and receive information.
Program Description
The program receives SMS messages based on SMS_RX function blocks, filters their content and source phone number. If the message was received from the correct number "Phone_Number" and contains the text "arm" or "disarm", the output variable "arm_disarm" is set to log. 1 or 0. The SMS_TX blocks sending the remote arm / disarm verification to the number from which the request was sent.
Programming
Create the program in METEL IEC 61131-3 IDE and upload it to the IPLOG.
Related Links:
How to create program: Getting Started
Download: METEL IEC 61131-3 IDE