This script allows you to make a phone call. Simply enter the number when prompted.

This script will automatically answer an incoming phone call.

This script allows you to power on the SIM800 without having to manually press the ON button. Requires the SIM800 board to have the "P" pin connected to a GPIO pin on the Pi.

This script lets you send a SMS message to another mobile phone. You will be prompted for the phone number, then the message.

This script will wait for a test message, containing the word "update", and then send a text to a specified number.