SMS system for using piezo sensor

my project for auto matic SMS system for using piezo sensor.
the components are using
Arduino uno,
GSM module SIM(900A)
i want code if touch piezo sensor it send sms to mobile with help of GSM module ,Arduion uno

Hi, doesn’t support the SIM 900A GSM Module yet, you could suggest here

To use the piezo and the arduino try this example:,9590,10293,11021

Good Luck!
Ziv from