http://www.futureelectronics.com/en/Search.aspx?dsNav=Ntk:PartNumberSearch%7cPSoC+101%7c1%7c,Ny:True,Nea:True . I am going to tie pins together inside the device and control the LEDs from the switch without any intervention from the ARM core at all. This functionality is completely unique to Cypress PSoC. https://youtu.be/RqKKmhzNxZ4