Dr_Doggy
Well-Known Member
say i a have a 74Ls AND gate off my head pin 14 is Vcc and pin 7 is ground, so can I hook Vcc of the IC to a port on the uC to turn it on and off>???
and if so, can i hook the IC ground pin 7 to the uC port, then turn the port off, could I do this to use the port as a ground for the ic?
and if so, can i hook the IC ground pin 7 to the uC port, then turn the port off, could I do this to use the port as a ground for the ic?