> Connecting RA4 to Vdd via 1,5k resistor and connecting RA4 > to the basis of an emitter follower to finally drive the L293D is > an option. What do you think about that Hi Thilo, just the pull-up is needed. The RA4 can supply what the L293D input needs -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist