DEFINE _CONSTANT Section
Discussion of DEV data type and create array of touch panel devices. Compare multiple 1-dimensional button arrays to a single multi-dimensional button array.
Review button event programming and how to implement for a 2-dimensional button array across an array of devices. Discuss debug messages and compare the various available methods.
Review button feedback options including discussion on the potential detrimental effect on system performance through the incorrect use of DEFINE_PROGRAM.