The QTouch method IAR Example project for the Tiny40 Evaluation Kit can be found in the following path.
\Device_Specific_Libraries\8bit_AVR\AVR_Tiny_Mega_XMega\ATtiny40\tiny40_qt_example_iar
The Example projects demonstrate the 12 button sensor configuration. The Example projects also support QDebug data transfer to QTouch Studio – Touch Analyzer PC Application.
It is possible to configure the number of Sensors in the Example project from 1 to 12 for testing on the ATtiny40 Evaluation kit.