http://www.futureelectronics.com/en/Search.aspx?dsNav=Ntk:PartNumberSearch%7cPSoC+4%7c1%7c,Ny:True,Nea:True . In this lesson, I am going to demonstrate using the sleep power mode of the PSoC. This project will target the P4 Pioneer kit. The project will blink the LED at 2hz, until the user switch is pressed. Then it will lower the blink rate to 1 hz and and go to sleep. http://youtu.be/kL25mfxBX3w