> The 74HC595 is hefty BUS-driver part, and can pump a lot of What is the maximum (peak and average if they differ) current for a HC595 output pin? I recall reading the datasheet but not finding this info. Wouter van Ooijen -- ------------------------------------------- Van Ooijen Technische Informatica: www.voti.nl consultancy, development, PICmicro products -- http://www.piclist.com hint: To leave the PICList mailto:piclist-unsubscribe-request@mitvma.mit.edu